SPM Trial 2009 Che Q&A (Johor)

8/14/2019 SPM Trial 2009 Che Q&A (Johor)

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4541t1KimiaKertas1

Sept20091'/a am

JABATANPELAJARAN EGERI OHOR

PEPERIKSAANERCUBAANPM

KIMIA

Kertas

Satu am ima elasmini t

JANGANBUKA KERTAS OALAN NISEHINGGA IBERITAHU

1. Kertas oalan ni adalahdalamdwibahasa.2. Soalan alambahasanggerismendahuluioalan angsepadan

dalambahasaMelayu.3. Calondikehendakimembacamaklumat i halamanbelakanq eftas

soalan ni.

Kertas oalanni rrengandungi2

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Whichof the ollowing epresentshe arrangementf particlesn water?

Antaraberikut,yangmanakahmewakilisusunan arahbagi air?

Af f i \

Whichof he ollowing tatements not true or onemoleof a substance?

Antarayang berikut yangmanakah idak benarbagi satumol bahan?

aY-nl

)#ffidlfr

Xn-r-WrvrrnW-X\_./ L

-AJ

"I

a-PVY

0

ffi

B

c

D

454yr

1 moleof oxygen ascontains .02x 1023 olecules1 mol gas oksigenmengandungi .A2x 1A?3 olekul

1 moleof sulphur tom ontains .02x 1023 toms

1 mol atom sulfurmengandungi .02x 1023 tom

1 moleof a gasoccupies 4 dm3 t room ondition

1 molgas menempati 4 dm3 adakeadaan ilik

1 moleof a gasoccupies 4 dm3 t standardemperature ndpressure

1 mol gasmenempati 4 dm3 aclasuhu dan tekananpiawai

A

B

c

D

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Diagram shows he symbol f luorine tom.

Rajah1 menunjukkan imbolbagiatom luorin

DiagramRajah1

Whichof he ollowings ruebased n hesymboln Diagram .

Antaraberikutyangmanakahbenarberdasarkan imboldalamRajah 1

Nucleon umberNombornukleon

Numberof electronBilanaan elektron

c

J

.Iabatanelajaran cgeri

A

B

454U1

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D

Protonnumber

10

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4

4541tl

whichof he ollowingomparisons correct bout onic ompoundsndcovalentompounds?

Anlaraperbandingan erikut, yangmanakahbetutmengenaisebatianonik dansebatian ovalen?

loniccompounds

Sebatianonik

points

Mempunyaiakat eburdandidihyangrendah.

Exist ssol id t roomtemperature.

Wujudsebagaipepejat adasuhubitik

Do notconduct lectrici ty.

Tidak mengkonduks kan elektrik,

Usual ly issolvenorganicsolvents.

Biasanyaarutdalantpelarutorganik.

4454111@2009akcipta abaranela.jaranegeri ohor

Covalent ompounds

Sebafiankovalen

potnls.

Mempttnyai akat eburdandidih yang tinggi.

Mayexist s sol id,iquid rgasat room emperature.

Balehwujudsebagat epejal,cecairatattgaspadasuhubilik.

Conduct lectrici tyn aqueoussolut ion r molten tate.

Mengkondu ksi an e ektrikdalam arutanakueusatau

Usual lyissolvenwater

Biasanyaarutdalam ir.

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Have owmelting ndboil ing Havehighmelt ing ndboi l ing

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l l l and V only

lll dan V sahaja

l l and l l only

ll dan ll sahaja

4541tr

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Whichof he ol lowing ircuit i l icausehe bulb o l ight p?

Antara itarberikut. angmanakahakanmenyalakanmentol'rII

Ammoniaolut ionLartttan mmonia

Glucose olutionLarutanglukosa

i ll

IV

I and l only

I dan ll sahaja

I and l l only

I dan ll sahaja

Ethanol

Etanol

D

)

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6 Whichof he ol lowings not a chemical roperty f an alkal i?

Antarapernyataanberikut angmanakahbukan sifatkimia suatualkali?

A Alkal i+ acid + salt+ water

Alkali+ asid ) garam+ air

B Alkal i + metal + salt + water

Alkal i + logam )garam+air

C Alkal i+ metal on ) insoluble etal ydroxide

Alkali + ion logam ) Hidroksidaogamyang tidak arut

D Alkal i ammoniumalt ) sal t + water + ammonia as

Alkali + garamammonium t garam+ air + gasammonia

7 Whichof he ol lowingalt s nsolublenwater?

Manakahdi antarayangberikutmerupakan aram ak terlarutkan i dalamair?

A Silver itrate

Argentumnitrat

B Calcium hlor ide

Kalsiumklarida

C Ammoniumulphate

Ammoniumsulfat

D Lead(l l) arbonate

Plumbum(ll) arbonat

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Diagram shows he lowchartof Contact rocesso manufactureulphuricacid.

Raiah2 menunjukkan artaalir prosesSenluhuntuk

pembuatanasidsutfurik

t, Sulfur_i

What sX ?

ApakahX?

A Oleum

abum

B Ammonia

Ammania

C Nitric cid

AsidNitr ik

D Sulphurmonoxide

Sulfurmonoksida

.lbul0nur noxrde i

l----------|l -

|Sutfur rioksida

I

Sulphur

{- [i]

Diagram

Rajah

1Pelajaran egeriJohor

Lihat sebelahST]LIT

Sulphur ioxideSulfurdioksida

W

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which of the ol lowing tatementestexplainshedecreasen rateofdecompositionf hydrogen eroxide ith ime?

Antaraberikut,yangmanakah

peneranganerbaikuntukmenerangkanpengurangan adar penguraian idrogen eroksidadengan masa?

A Decreasen quantity f products

Pengu angan kunatitih ast

B Decreasen volume f hydrogeneroxide

Pengurangansipadu idrogen eroksida

C Decreasen emperaturef hydrogeneroxide

Pengurangan uhuhidrogen eroksida

D Decreasen concentrationf hydrogeneroxidePengurangan epekatan idrogen eroksida

Based n the nformationbovewhat s hecatalyst,emperaturendpre$sureneededor he reactiono takeplace?

Berdasarkanmaklumat angdiberi.apakahmangkin, uhudan tekanan yangdiperlukan ntuk indakbalas ersebut erlaku?

Catalyst j Temperature(oC) Pressure(atmosphere)Tekanan(atmosfera)

10

A

B

cD

l ron

Nickel

Nbk;

20a

200

8Pcla.jaranegeri ohor

4

4

I_i

I

I*-- t

I

I

Margarines madeby hydrogenationf he unsaturatedegetableoi lsuchassunfloweri lor palm rl .

Margerindihasilkanmelaluipenghidrogenan inyaksayuran aktepu seperliminyakbungamatahari tauminvak awit.

Wkt, i srhrf c)_

t ron I goo

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11 Diagram shows set-up fapparatusf a redox eact ion.

Rajah3 menunjukkanset radas ntuk tindakbalasedok.

Acidified otassiummanganate$/l) solutionKaliummangganat(Vll)berasid

SulphuriccidAsidsulfurik

4541tt

Lihat sebelahSULIT

l ron l l ) u lphateFerum ll) sulfat

Diagram

Rajah3

Whichof the ollowings correct?

Manakah ntarapernyataan erikut dalahbenar?

lron( l l )on,Fe't s reduced

lon Ferum(ll),Fe2*mengalami enurunan

Electronslow romelectrode to Q

Elektronmengalirdari elektrodP ke Q

Thepurple olour f solut ionecomes reen

Warnaungu arutanmenjadihijau

Manganate(Vl l )on,MnO+-actss he educinggentlonmanganat(Vl l ) ,nO+-ert indakebagai genpenurunan

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12 Whichof he ollowingsan endothermiceaction?

Manakahantaraberikutadalah indakbalasendotermik?

t0454111@2009akcipta abatan cla.laranegeri ohor

A Dissolvingodium ydroxideelletsndisti l led ater

Melarutkan utirannatriumhidroksida alamair

B Adding incpowdero copper l l)sulphateolution

Tambahkan erbukzinkkepada arutankuprum ll) sulfat

C Dissolvingmmoniumhlor ideol idndist i l led ater

Melarutkan epejalantmonium loridadalamair suling

D The combustionf ethanoln excess xygen

Pembakaran tanoidalamoksiqenberlebihan

13 Thickenersreused o hickenood.Which f he ollowings a thickener?

Agenpemekatdigunakan ntukmemekatkanmakanan.Yangmanakah ntaraberikutmerupakan atuagenpemekat?

A Vinegar

Cuka

B Lecithin

Lesitin

C Gelatine

Gelatin

D Aspartame

Aspaftam

154u1

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14

454u1

Diagram below howsan atomicmodel

Rajah4 menunjukkan uatumodelatom.

Diagram

Raiah

Whichof he ollowings not true?

Antarapenyataanberikutyangmanakah idak benar?

A Proposed yJ.J.Thomson.

Dicadangkan lehJ.J. Thomson

B Thenucleus ontains ositively*chargedarticlesal led rotons.

Nukleusmengandungiarahbercas ositif angdipanggil roton.

C The electrons ove na space hat s argerhan he space ccupiedythe nucleus.

Electronbergerakdalam uangyang ebih besardaripada uangyangditempati oleh nukleus.

D Thepositive harge ndmostof hemassof he atomareconceritratednthe nucleus.

Casposlfifdan kebanyakanisimatom erTumpuada nukleus.

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r'c !\\ r ,

?-o:'l r tA

\- A V.,\ \-, //

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15 The ol lowing quation hows he reaction etween ydrogen asand odine asto formhydrogencdide.

Persamaan erikut menunjukkanindakbalasantara

gashidrogendan gas odrnuntuk membentukhidraqenodida.

H, (g) + lz(9) ) 2Ht(g)

Whichof the ol lowingtatements not rue?

Antarapernyataan enkut angmanakahidakbenar?

I Relat ive tomicmass,H = 1, = 127

I JisimAtom Relatif, = 1, = 127

I Molar olume f gas= 24 dm3mol"r t room emperaturendpressure]

flsipadumolargas = 24 dm3mofl pacla uhudan tekananbilikl

A 2 molecules f hydrogeneactwith2 molecules f odine roduced

molecule f hydrogenodide

2 malekulhrdragen ertindakbalasbertindakbalasdengan2 molekul

iodinmenghasilkan molekulhidrogenodida

B 2 molof hydrogenodidesproducedy he reaction etween1molof

hydrogenasand1 molof odine as

2 mo!hidrogenadidadihasilkanleh indakbalas ntara1mol qas

hidrogendan 1mol gas odin

C 48 dm3 f hydrogenodides produced y he reaction etween molof

hydrogenasand molof odine as

48 dm3hidrogen oclicia lihasilkanleh indak balascltantara mol gas

hydrogendan 1molgasrodin

D 1 mol odine asand1 molhydrogenasare equiredo produce mol

cf hydr"ogenodide as

1 mol odirtdan 1 mol gashtdrogen iperlukan ntukmenghasilkan mol

gas htrogen odida

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16 Diagram shows heposition f element in hePeriodic ableof Element.Which fthe ollowings not true about heelement?

Rajah5 menunjukkanedudukan nsurXdalam adualBerkalaJnsur.Antara

berikut, angmanakah idak benar tentangunsur tu?

Diagram

Rajah

Itdoesnotconduct eat

la tidakmengkonduksi aba

I thashighmelt ing oint

ta mempttnyaiakat eburyang inggi

I tcan ormcolouredompounds

la bolehmembentuk ebatian ang benuarna

Itshows ifferent xidationumbersn tscompounds

la menunjukkan omborpengoksidaanangberlainandalamsebatiannya

A

c

-l J

4541,1@0A9Hakcipta abatan ela.jaranegeri ohorLihat sebelah

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17 Magnesiumeactswithchlorine as o producemagnesiumhloride. hichof hefol lowings rue aboutmagnesiumhloride?

Magnesium bertindak balas dengangas

klorinklorida"Yangmanakahadalahbenar tentangmagnesium

untuk menghasilkanmagnesium

klarida?

MgCle

MgCl2

MgCl

Molecular ormulaFormula molekul

Bondlkatan

lonic!onik

CovalentKovalen

lonicionik

CovalentKovalen

T4Pela.jaranegeri ohor

TypeOf ParticlesJenis Zarah

lonion

MoleculeMolekul

MoleculeMolekul

tonlon

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ElectrodesElektrod

Liquid

CecairA

' l54l l l

Lihat sebelahSIILIT

18 Diagram shows he set-upof apparatusf a chemical el lWhich f he ollowing re rue of a chemicatel l?

Rajah6 menunjukkan usunan adas uarusel kimia.Antaraberikutyangmanakahbenarmengenaisetkimia?

l l

ll

454111@009Hakcipta abatan cla.iaranegeri Iohor

i l l

lv.

Dragram

Rajah 6

Theelectrodesreof he samemetal.

Elektrod-elektrod dalah ogamyang sama.

Theelectrodes re of differentmetals

Elektrad-elektroddalah ogamyangberlainan

Liquid is an electrolyte.

CecairA ialah sejenis lektrolit.

L iquid is an organicolvent.

CecairA ialahpelarut organik.

I and V only

I dan lV sahaja

l l and l l only

ll dan ll sahaja

l l and V only

ll dan V sahaja

l , l l and V only

l, lll dan V sahaja

A

B

D

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19

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[email protected] ohor

154u1

25.0cm3 f sodlum vdroxideolution, aOH s neededo neutral ize2.0 m3 f0.10moldm-3 ydroclrloriccid,HCl.What s hemolarity f hesodiumhydroxide, aOHsolution?

25.A m3 larutannatriumhidroksida,NaOHcliperlukan ntukmeneutralkan 2.Acmu0.10mol dm'3Asidhidroktorik, Cl.Berapakah emolaranarutanNatriumhidroksida,NaOH?

A O.0BB oldm-3

B 0.078moldm-3

C 0.077moldm-3

D 0.08moldm-3

Whichof the ollowinghemical quationepresents neutral isationeaction?

Antara ersamaanimiaberikutyangmanakahmewakil i atu indak alaspeneutralan

l . PbO + 2HCl + PbOlz + HzO

l l . CH3COOH + KOH ) CH3COOK HzO

l l l . Mg + 2HNO3 ) M9(NO3)2* Hz

lV BaClz + HzSO4+ BaSOo + 2HCl

I and l only

I dan Il sahaja

l l and l l only

ll dan ll sahaja

l l and V only

ll dan V sahaja

l , l l l and V only

l,ll dan V sahaja

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SUT,IT 454u1

21 Whichof he ol lowing omposite aterialsrecorrectly atched ith heiruses?

Antarabahankomposit erikut angmanakah ipadankan enganbetul?

Composite ateriaitsahanKomposit

FibreOpticFiberOptik

Fibre lassFiberkaca

Superconductors

Superkonduktor

i i ^^^tJ >C J

Kegunaan

Used n mobile honesDiqunakan alam elefonmudahalih

To makewaterstorageanksUntukmembuat angkisimpanan ir

To makeopticalenses

Untukntembuat antaontik

Reinforced oncreteKonkrit yang diteguhkan

To buildoilplatformsIJntuk embtnapelantarminyak

and l only

dan l sahaja

and l l only

dan l l sahaja

l l and V only

l l dan V sahaja

l l , l l land V only

l l l l l^^ r

t\ /-^L^;^l , r i l drru rv )d|dJd

1lPcla.jaranegeli lohor

Lihat sebelahST]I,IT

I

IL

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18454111@2009'iakciptaabatanela.jaranegeri ohor

4541t1

Diagram showsa graph f hevolume f carbon ioxide as producedagainstime or he reaction etweenalcium arbonatenosulphurrccid.

Raiah7 menunlukkan raf sipadugaskarbondioksidaerhasitmelawanmasauntuk indakbalasantarakalsiumkarbonat an asidsulfurik.

Volume f CO,gas cmulsipadugas CO2 cm"

DiagramRajah 7

Thegradient f hegraph ecreases ith imebecause

Kecerunan rafberkurangan enganmasakerana

Catalysts notused

Mangkintidakdigunakan

Voiume f mixture ecreases

isipaducampLtranerkurangan

Temperaturef reactionecreases

lsipadu indak balasberkurangan

Concentrationf sulphuricciddecreases

Kepekatanasidsulfuik berkurangan

Time secondMasa saat

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23

l9Pcla.jaran egeri

24

4541t1

A carbon ompound,aH6 ndergoeshe oilowinghemicareactions xcept

sebatian arbon, oH6menjatanitindak alas imia berikut ecuati

A CombustioneactionTindak balas Pembakaran

B Substitutioneaction

Tindak balas penukargantian

C Halogenationeaction

TindakbalasPenghalogenan

D Hydrogenationeaction

Tindakbalaspenghidrogenan

Whichof he ol lowinghows hecorrect xidationumbersoreachparticle?

Manakahantara berikutmenunjukkan ombor pengoksidaanangbetul bagisellap zarah?

A

B

c

Lihat sebelahSULIT

Ns' Hzo

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25 The ollowinghowsa thermochemicalquation

Berikutadalahsuatupersamaan ermokimra.

1511t1

II

I Nr(g) + 2oz(9) -) 2NO:(g) AH= +180.6 Jt

Based n heequation bove,t canbeconcludedhat

Berdasarkan ersamaandi atas,bolehdisimpulkan ahaw,a

A Energy ontent f nitrogen ndoxygens hrgherhanenergy ontent {

nitrogen ioxide.

Kandunganenaga itrogen an okstgen clalahebih inggidaripada

kandungan enaganitrogen ioksida.

B Heat s releasedo overcomehe bo'rctng f nrtrogenndoxygen.

Tenaga ibebaskan ntukmengatasikatan itrogen an oksigen.

C 180.6 J energys absorbeduring he ormatronf nitrogen ioxide.

180.6 J tenagadiserap ernasa enbentukan itrogen ioksida.

D Temperaturef hesurroundingsncreasesuringhereaction

Suhupersekitaranertambah e/7iasaindakbalas erlaku.

26 Azoand riphenyl ompoundsrecommonlysed n ood ndustries.tatewhyazoand riphenylompoundsreaddedoods.

Sebafianazo dan trifenil erapdtgunakan lalantndustrimakanan.Nyatakanmengapasebatian zo dan rifenik itambahke dalam makanan

A To restorehe colour n ood

Untttkmengembaltkan arnadalammakanan

B To stabi l isehedispersionfoi l nwarer,

Untukmenstabilkan enyebaranminyakdalamair.

C To enhancehe asteand lavour f ood.

Untukmeningkatkan asadankelazatanmakanan

D To preventhe ood rombeing xidised y air.

Untukmenghalangmakanan ioksidakanlehudara.

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27 Diagram shows heelectron rrangementf sodium tom

Rajah Bmenunjukkan usunanelektronatontnatrium.

Diagram

Rajah

Which s hecorrect tandardepresentationor heatom? Nucleon umber: 3]

Yangmanakahmenunjukkan enwakilaniawaiyangbetul bagi atom tersebut?INomborNukleon 23

A l l l r^ c 2-trr2j tvQ ; ; tva

??wo )i ,,o

28 Thenumber f atoms nonemoleof carbon ioxides equal o thenumber fatoms n

Bilanganatomdidalam satumol karbondioksidaadalahbersamaan enganbilanganatomdidalam

A 1 mole hlor ine as

1 mol gas klorin

B 3/4 moleammonia

3/4 mol ammonia

C 112malealuminium

1/2 mol aluminium

D 2/3 molesulphur ioxide

U3 mol sulfurdioksida

21 Lihatsebelah454111@2a09akcipra abatan ela.iaranegeri ohor suLIT

tI

B

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29 Table 1shows heproton umberorelementsW, X, y andZ.

Jadual1 menunjukkanombor rotonbagiW,X,y danZ.

Table

Jaclual1

whichof the ol lowingtatements rueaboutheelements ,X,y andAntarapernyataanberikut, angmanakahbenar tentangunsur-unsurw, X,dan Z?

ill

IV

ElementW andY aremetals

UnsurW dan Y adalah ogam

Element wil l orman amphotericxide

UnsurX akanmembentuk ksidaamfoterik

Element is alsoknown s noble asUnsurZ uga dikenali ebagaigas di

All he elementsW,X,Y andZ are n periodhree

SemuaunsurW,X, Y danZ beradadalamkala tiga

I and l only

I dan l sahaja

l l and l l only

l l dan l l sahaja

l l , l l l and V only

l l , l l dan V sahaja

l , l l , l l l and V

l , l , l l dan V sahaja

A

c

D

/.1

454111(i2A09akcipta abatanelajaranegeri ohor

A

B

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Diagram shows he electron rrangementf a compounciformedetweenatomsX andY.

Raiah9 menuniukkansusunan lekktronbagisebatian ang terbentukantaraatomX dan Y.

Diagram

Rajah

Whichof the ol lowing tatements rueabouthecompound?

Antara ernyataanberikut angmanakahbenar entangsebatianni?

A Thecompound asa high oi l ing oint.

Sebatian ni mempunyaitakat ictih ang tinggi

B Thecompound oesnotconduct lectrici ty.

Sebatian ni idakmengkonduksikanlektrik.

C Thecompounds ormed yelectronransfer,Sebatian ni terbentukmelatui emindahan lektron.

D Thecompound xists ssolidat room emperature.

Sebalian niwujudsebagaipepejal padasuhubilik.

Lihat sebelahSUI,IT

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Coppe(ll) ulphatesolution

Larutan uprum(ll)sulfat

BeakerBikarX

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454U1

Diagram0showsheset-up fapparatusor heelectrolysisf copper(ll)sulphateolutionnbeaker and odium itrateolutionnbeaker ustng

carbonlectrodes.

Rajah 0menunjukkanusunanadas ntukmenjalankanroseselektrolisislarutanKuprum(ll) ulfatdi dalambikarX dan arutanNatrium itratdi dalambikarY denganmenggunakanlektrod arbon.

SodiumitratesolutionLarutan atriumnitrat

BeakerBikarY

Diagram 0

Rajah10

Whichof the ollowing reproduced t the anodes f beakerX andbeakerY?

Manakahantaraberikut hasilyang akandiperolehidi anodpada bikarX danbikar Y?

Beaker

Bikar X

Oxygen

Oksigen

Oxygen

Oksigen

BeakerY

Bikar Y-Oxygen

Oksigen

Nrtrogen

Qksigen

Sulphur

Sulfur

Oxygen

aksigen

Copper

Kuprum

Sodium

Natrium

A

B

c

D

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32 A farmer iscoveredhathisvegetableserenotgrowing ellbecausehesoilwasacidic.Whichof he ol lowingubstancesanbe used o overcomeheproblem?

Seorangpetanimendapati anantan ayurannyaiciak umbuhdengansuburkerana anahnyaberasid.Antarabahanberikut, angmanakahbolehdigunakanuntukmengatasimasalahersebut?

A Zincoxide

Zink oksida

B Calcium xide

Kalsiumoksida

C Sodium ydroxide

Natriumhidroksida

D Magnesiumydroxide

Maqnesiumhidroksida

25454lll/,(920{Jqakciptaabataneajaran egeriohor

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SULIT 454t 1

33 A series f esiswerecarried uton a solution f sattX Table2 shows he results fthe ests.

Safu srri ujian telah dijalankanke atas larutan qarantX Jadual 2 ntenunjukkankeputusanuiian ersebut.

i TestI

Observation

Pemerhatianjian

Add ead(l l ) i t rate olut ion. White re-iprtate isscivesl. ,,/aterhenheated

Tambahkanarulan lumbum(l) nitratMendakanputih, arut dalant atr apaotla. t ;^^,^^^t,^^vluot laa^dt !

Adddi lute ulphuriccid.

Tambahkan sid sulfurikcair

Nochange

Addaodlum ydroxrdeoluiifi-u;tiln Whiteprecipitates ormedIt s nsolublenexcess odium ydroxidesolut ion.

Mendakan utih erhentuk.ia tidak arut daiam arutannatilum

i hidroksidaerlebihan. lA ion fiilLn€xcess F\nIe p;ecibiijies'roim;A

I

I t s rnsolublenexcess mmoniaolut ionTantbahkanarutanakueusantmonia I

sehingga erlebihan. 1Menclakanutih terbentuxla tidak arutdalant arutanakueusanmoniaberlebihan.

TableJaCual

Based n heresults f the experiment.altX is

Berdasarkan eptiiusaneksperimen, aramX talaii

A Zinccnior ide

Zinc kloridaB Calcium arbonate

Kalsium arbonat

C Aluminiunrur lphate

Aluminium ulfat

D Magnesiumhlorrde

Magnesiunt lorida

excess.

Tambahkanaruta natrrum idroksictasehinggaDerlebihart.

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SULIT 4541t1

Lihat sebelah

SULIT

34 The ollowingnformationhowshepropertiesf glassX.Maklumatberikutmenunjukkan iri-c:iri aqikaca .

Takat ebur endah

Easily hapedMudahdibentuk

Highchemical urabi l i tyDaya tahanyang tinggi erhadap ahankimia

High hermal xpansionoefficientPemalarpengembangan

erma inggi

What s glassX?

ApakahkacaX?

Fused lass

Kaca silicaelakur

Soda-l imelass

Kacasodakapur

Borosi l icatelass

Kaca borosilikat

Leadcrystal lass

Kaca Plumbum

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Lowmelting oint

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SULIT .t5+,, l

Table3 shows heresult btainedn Experimentsand l to study he rateof

reaction

Jadual3 menunjukkan eputusanangdiperolehi alameKsperimendan !

untukmengkajikadar indakbalas

I i i Hydrochlor icacid. . i -.

1 AsidhidroklorikExperiment1 Zinc metal(59)

. Concentrat ion IEksperimen Logam ink(S9)] . .VoluT" ., kepe*atan

i I ls iPadu (cm') /mnr .r*.3\ i IstPduu (ur l l ,il - - !mo! ni)-----:

^-^^.,1^Jld i lu lc

l )uII A,l l 'r 'But i rani "

i- ' -! '

35

l"

, , Powder i nc e )t lf , 13 , eLi >CTDUKL_,-_---__ _ ,

TableJadual

Whichof he oilowingraphs epresenthe woexperiments?

Antara ra f berikut, angmanakahmewakilikedua-cluaksperimentu?

AVolume f H2/cm3

lsipaduH2/cm3

Volume f H2lcm3

B Volume f Hrr'cm3lstpaou 2/cm3

TimelsMasa/

Time/s!VIdJd!

28Pelajaran egeriJohor

+li _---*i, ..,'j./

j i r l

l . tii- -----***,-*.1"

Timeis

Masa/

Volurre cf Hr,cm3

/s/pac. , . anl '

1l''-*"--v**

I I i l tC/>

tvtdJCl /

454 | @ 20A9Hakci ta labatan SULIT

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SULIT 454y1

I1

iII

r r f - -t 1ll - \- |- l

What s he name or hestructuralormula hown bove?

Apakahnama untuk ormulastruktur angditunjukkan i atas?

A Pent-2-ene

Pent-Z-ena

B 3-methylbut-2-ene

3-metilbut-2-ena

C 2-methylbut-2-ene

2-metilbut-2-ene

D 2-methylpent-2-ene2-metilpent-2-ena

29 Lihat sebelah454111@2009akcipta abatan ela.jaranegeri ohor SULIT

IJ

i(- -L tri rr

II

IIn

r '_a\L_-\_

I

I

ILIIt

III

I]- cIII

LII1

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37

SULIT

Diagram 1Rajah11

MetalXIY

LogamX/Y

Besi/Kuprum

AluminiumStanum

Aluminium/Timah

30454IlI@2009 akciptaabatanelajaranegeri ohor

In Diagram 1 below,whichof he ollowings not true?

DalamRajah11 di bawah, angmanakah idak benar?

X platePlatX

.t54l i1

Y platePlat Y

F lani rn l r i to

Elekrrolit

Metal hatwil l be reduced

Logam yang mengalami

penurunan

lron

Eesi

f ' -nnnor

Kuprum

MagnesiumCopper

Magnesium/Kuprum

SULIT

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SULIT

Fuel

Bahanbakar

Coal

Arangbatu

Charcoal

Arang

Kerosene

MinyakTanah

Naturalas

i Gasasli

JI

454111@2009akcipta abarancla.jaranegeri ohor

454U1

Table shows he uelvalues f somecommonuels.

Jadual4 menunjukkan ilaibahanapi untukbeberapabahanapiyang biasa.

Fuelvalue kJg' ' )

Nilaibahanbaker (kJg')

liI

i

i

I

Table

Jadual4

Which uelhasa high uelvalue ut s noteconomical ,oteasi ly vai lablendnon-renewable.

Bahanapiyang manakahmempunyai itaibahanapiyang tinggi, etapitidakekonomi,sukardiperolehi an tidakbolehdrperbaharui.

A Coal

Arangbatu

B Charcoal

Arang

C Kerosene

Minyak anah

D Natural as

Gas as/i

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SULIT

39

454ltr

Whichof he ollowing ubstance illproducecumwhen t reactswithsoap?

Manakahantarabahanberikutakanmenghasilkan ekat apabilabertindak

dengan abun?

A Sodium hlor ide

Natriumklorida

B Calcium ulphate

Kalsium sulfat

C Magnesiumhlor ide

Magnesium lorida

D Potassium itrate

Kalium nitrat

Table5 shows he massof elements andO in a metaloxide, nd heir elative

atomicmasses.

Jadual 5 menunjukkan isim unsur-unsurA dan a dalam suatu oksida ogam

seria isimatom elatifmasing-masing.

Table

Jadual5

theempir icalormula f hecompound?

formulaempiriksebatiaritu?

40

What s

Apakah

A

B ArO

c Aro.D A,OU

32Pelaiaranegeri ohor

Mass gJisim g

Relative tomicmass

Jisimatom relatif

11 428

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SULIT 4541tl

In the Pedodic ableof Elements,lement is in Group2 andelementy s inGroup17.Theetters andY arenot heactual ymbol f theelements.Which of the fol lowing hemical quations true for the reactionbetweenelement andelement ?

DalamJadualBerkala Jnsur,unsurX berada alamKumpulan2 dan unsuryberadadalamKumpulan17.Huruf hurufX dan Yyangdiguna4an ukansimbol sebenar nsur tu.Antarapersamaankimiaberikut, angmanakahbenarbagi tindak balasantaraunsurX dan unsurY?

41

c

B

D

X + Y) XY

2X+Y+X2Y

X + Y2+XY2

2X+Yr)2XY

JJ

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?

rrangementin ionsWX,

elektron alam onW , X*

i

I

Diagram 2

Raiah 2

Whichof he oliowinghows hecorrect ucleon umber f he on?

Antara erikut, angmanakahmenuniukkanontbor ukleonon yangbetul?

Nombornukleon

I

, ,*

4541lr

/+

andZ-

-2+

oan L

A

B

c

34454111@2009akciptaabatauelajarancgeriTohor

,/fi-.\\ 10n /

/,-\(z )\20nl

Nucleon umber

SULIT

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SULIT 454111

43 A student ants o electroplaten ronkeywithsi lver.Whichof the ol lowing airsof electrodesndelectrolyteresuitableo be used n hisexperiment?

Seorangpelajar ngin menyadurkunci besidenganargentum.Pasanganelektrocidan elektrolit Vanqmanakah sesLt

Cathode ElectroivG- -- __l

Elektrolit

Si lver ulphate

Argentumsulfat

Si lver hlor ide

Argentumklonda

A

B

c

D

tron

Sesi

Carbon Silver i trateI

I K t rhnn I,Argentumnitrat

44 Hydrochloriccid eactswithsubstance andproduces gasas oneof heproducts. hichof he ollowings not substance?

Asidhidroklorikertindak alas engan ahany dan menghasilkanuatu gassebagai alah satuhasiltindak alas,Manakah ntaraberikut ukan bahany?

A Zincgranule

Kepinganzink

B Zincoxide

Zink oksida

C Sodiumhiosulphate

Natriumtiosulfat

D Magnesiumarbonate

Magnesium arbonat

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Si lver ydroxide

Argentumhidroksida

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454111SULIT

45 Chemical quation elow hows he reaction etween ydrochloriccidand

sodium arbonate owder.

persamaanimiaberikutmenunjukkan

indakbalasdi antara asidhidroklorik

dan serbuknatriumkarbonat.

2HCl + NazCO: ) 2NaCi + H2C + CO,

Calculatehevolume f carbon ioxide as eleased hen25 cm3 f

hydrochloriccidof 0.2moldm-3eacts ompletelyithexcess odium

carbonate owder.[ 1 molof gasoccupies 4 dm3 t room emperature

Hitung sipadu as karb^onioksidaang ctibebaskanpabila25 cm3asid

nidroktorik .2 motdm'3berlindak balas engkapdenganserbuknatrium

karbonatyangberlebihan.^[ 1 mol gasmenepati24dm'padasuhu bilik

A 60 cm3

B 0.6dm3

C 50 cm3

D 0.'12 m3

36

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SULIT 45tyl

46 The ollowingnformationhows he effect f a particularactoron the rateofreaction.

Maklumatberikutmenunjukkan esansuatu aktoryang mempengaruhi adartindakbalas.

Particles avehigher inetic nergyZarahmempunyaitenaga inetik ang inggi

Frequencyf col l ision etween articlesncreasesFrekuensi elanggaran ntarazarahbertambah

Frequencyf effectiveol l isionncreasesFrekuensi elanggaran erkesan ertambah

Whichof the ollowing ancause he aboveeffect?

Manakahantaraberikutakanmemberikankesandi atas?

A Adding catalyst.

Menambahmangkin

B lncreasingemperaturef reactants

Menaikkan uhu bahan indakbalas

C Increasingheconcentrationf reacranrs.Menambah epekatan ahan indakbalas

D Increasingotal urface reaof reactants.

Menambahumlah uaspermukaan ahan indakbalas

)l

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SULIT

47 Diagram13 sandalkane.

4541t1

a flowchartshowingheconversion f alkene o carboxylic cid

Rajah13menunjukkan aftaatirperubahan lkenakepada asidkarboksilik an

alkana.

I

i-;u'*-l{--I

Atkana

.!-

---------|

II^t{

l "V

I Carboxyliccid Ii nsiaKarboksilik

!

What re eactions,2 and ?

Apakahindak alas1, dan3?

Hydrogenation

Penghidrogenan

Hydrogenation

Penghidrogenan

Diagram 3

Rajah13

Hydration

Penghidratan

Oxidation

Pengoksidaan

Oxidation

Pengoksidaan

Dehydration

Pendehidratan

D

38

4541118t20A9akciptaabatanelaiaranegeri ohor

Oxidation

Pengoksidaan

Hydration

Penghidratan

Dehydration

Pendehidratan

Hydration

Penghidratan

Hydrogenation

Penghidrogenan

Oxidation

Pengoksidaan

SULIT

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SULIT

39454111@2009akciptaabatanelajaranegeri ohor

4511tl

P, Q and R are metals. asedon he onic quations elow,whichof the ol lowingstatements true?

P, Q dan R merupakan ogam.Berdasarkan ersamaanan di bawah,penyataanyangmanakah enar?

Reaction2 :R +P2+ + R2* + p

Tindakbalas2

P andQ areoxidised

P dan Q teroksidaP is moreelectropositivehanR.

P adalah ebih elel<tropositif aripadaR

Q candisplace from tssaltsolution.

Q boieh menyesarkan daripadaarutangaramnya

Q is ower hanR in heelectrochemicaleries.

Q adalahdi bawahR dalamsirielektrokimia.

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49

SULIT

Methane

Metana

Ethanol

Etanal

40

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Table6 shows heheatof combustionf hree ommonuels'

Jactuat menunjukkan abapembakaran ntuk igabahanapi

Fuel

Bahanapi

Fleat f combustion kJmol'

HabaPembakaran kJmoll

-890

-1376

4541i1

Propane

Propana

-2234

Table

Jadual6

Whichof the following tatements true?

Antara ernyataanberikut, angmanakahbenar?

A 0.1molof methane roduces oreheatenergyhan0'1 molof propane'

0.1 malmetanamenghasitkanebihbanyakhababerbanding0'1 mol

prapana.B Propane as he owest umber f carbon tomspermolecule,

Popanamempunyaibi |anganatomkarbonpermo|ekulyangpa| ingrendah

C Theheatof combustionepends n henumber f oxygen tomsn he

molecule,

Habapembakaranesuafubahanapiergantungepadabilangan tom

oksigendalammolekul'

D 6g.gkJ of energys released hen0.05molof ethanols burnt n excess

oxygen.

68.8kJ tenagadibebaskan pabilaa.05 mol etanal erbakar lengkap

dafam oksigenberlebihan.

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SULIT 151y1:

50 Theproductionf soapcanbe representedy heequation elow.Pembentukan abunbolehdiwakilidengan persamaan erikut.

Fats Oils + Sodium ydroxide Soap + GlycerolLemaldminyak+ Natriumhidroksida Sabun + Gliserol

Whichof he oilowings rue?Yangmanakahpenyataan angbenar?

I Glycerols a typeof alcohol

G ise ol merupakan sey'enr'slkohot

l l Thereactions known s Saponification

Tindakbalas ikenati ebagaisaponifikasi

l l l Sodium ydroxides usedas catalyst

Natriumhidraksida eftindak ebagaimangkin

lV Animal atsor vegetablei lsarecommonlysed

Lentakhaiwandanminyaksayuranbiasanyadigunakan

A I and l only

I dan ll sahaja

B l l and V only

ll dan V sahaja

C I and V only

I dan lV sahaja

D l, l i anO V only

l, il dan V sahaia

ENDOFQUESTION APER

KERTASSOALAN AMAT

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SULIT .t5"11/l

INFORMATIONORCANDIDATESMATLUMATUNTUKCALON

1. Thisquest ion aper onsists f 50qi lest ions.

Kertas oalan ni mengandungi Asoalan.

2. Answer l l quest ions.

Jawab emuasoalan,

3, Eachquest ions o l lowed y oural ternat ivenswers, , B, C andD. Foreachquest ion,hoose ne answer nlv Rlrnkan/^uranswer n heobjective nswer heetprovided.

Tiapliap soalan iikutiolehempatpilihanawapan, aituA, B, C dan D. Bagisetiap oalan, ilih satu awapansahaja.Hitamkanawapanandapadakerlasawapanobjektif angdisediakan.

4. l f youwish o change ouranswer, rase heblackened ark hat ouhavemade. henblackenhespace or henewanswer.

Jikaandahendakmenukarawapan, adamkanandayang elahdibuat.Kemudian rtamkanawapanyangbaru,

5. Thediagramsn hequest ionsrovidedrenotdrawn o scale n less tated.

Raiah angmengiringi oalan idakdilukismengikut kala ecualidinyatakan

6. Youmayusea non-programmablecient i f ica lculator.

Andadrbenarkan enggunakanalkulator aintifik ang idakbaleh

diprogram.

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JULANG OHOR OO9

CHEMISTRY

PAPER1

ANSWER

QUESTION ANSWER

1 c2 D

3 A

4 B

5 A

6 B

7 D

I A

I D

10 D

11 B

12 c13 c14 A

15 A

16 A

17 A

18 B19 A

2A A

21 U

22 D

23 B

24 B

25 c

QUESTION ANSWER

26 A

27 B

28 B

29 c30 B

31 A

32 B

33 D

34 B

35 D

36 C

37 D

38 D

39 c40 A

41 C

42 D

43A

44 B

45 A

46 B

47 A

48 D

49 D

50 D

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SULIT

Nama

PEPERIKSAANERCUBAAN PM2OO9CHEMISTRYKertas2September

2% amDua am igapuluhmini t

Kelas

JABATANPELAJARAN EGERI OHOR

4541t2

JANGANBUKAKERTASSOALAN NISEHINGGA IBER]TAHU

1. Tuliskan amadan tingkatanpadaruangyang disediakan.

2. Kertas oalanni adalahdalamdwibahasa.

3. Soa/an alambahasa nggerismendahului oalanyang sepadan

dalambahasaMelayu.4. Calondibenarkanmenjawab

kesel ruhanatau sebahagiansoalansarnaada dalambahasalnggerisatau bahasaMelayu.

5. Calondikehendakimembacamaklumat i halamanbelakanakerfassoalan ni.

UntukKegunaanPemeriksu

MarkahDiperoleh

ahagianI Markah

Soat3n i ^I renun

?3 r0 Il0 i

T t0

5 t0

o i0

DD

7 20

8 2A

9 20

l0 20

Jumlah

Kertas oalanni mengandungi6 halaman ercetak

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[Lihat sebelah

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SULIT 2

SectionABahagianA

[60marks]

16Omarkah)

Answer l l questionsn hissection.Jawabsemua soalan alambahagian ni

Diagram 1showshearrangementfatomsnsubstanceandY.

Rajah .1di bawahmenunjukkanusunantom-atomntuk ahan danY

SubstanceBahanX Diagram1.1

Rajah 1 1Substance

BahanY

(a) Based n Diagram .1,answerhe ollowinguestions:

BerdasarkanRajah1 1 awabsoa/an-soaan berikut .

( i ) ldenti fywhichf hesubstancen Diagram . '1s a puremetal ra l loy

Tentukan ahan angmanakah alamRajah1.1adalah ogam ulen

ataualoi.

Puremetal

LogamTulen [1 mark]

[1 markah]Al loy:

Aloi [1 mark]

[1 markah]

(i i ) Explain ouranswersn (a) i)

Terangkanawapanandadalam a) (i),

[2 marks][2 markahJ

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SULIT 3

Which ubstances harder, or Y?Givea reason or youranswer.

Di antarabahanX dan Y,yangmanakahebih keras?Berikansafu sebabbagijawapananda.

[2marks][2 markah]

Diagram.2 belowhowshestructuralormulafa polymer.

Rajah1.2di bawahmenunjukkanormula truktur agisuatu otimer.

( i i i )

(b)

HHil

C-Cl i

HCI

H HHl i l

C-C-Ct l l

H CIH

HI

-c-I

CI

Diagram .2Rajah .2

Based n Diagram .2,answerhe ol lowinguestions:

BerdasarkanRajah 1 2, awab soa/an-soaanberikut:

State he meaning f polymer

Nyatakanmaksud polimer.

(i)

[1mark][1 markah]

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SULIT 4

(ii) Drawandname hestructuralormula f its monomer.

Lukiskan an namakan ormula trukturbagimonomernya

[2marks]

[2 markah]

(i i i ) Stateone useof hepolymern Diagram 2 in ourdaily ife

Nyatakan atukegunaan olimer ada Raiah1.2dalamkehidupan

seharian ita.

[1 mark]

[1 markah]

[Lihatsebclah

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SULIT

Diagram2.1shows heheating urve f sol id aphthalene,,oHu.

Rajah2.1 menunjukkanengkung emanasan epejalnaftalena,C,rH,

Time s

Diagram .'1

Rajah .1

(a) ( i) Name heprocessnvolvedn hisexperiment.

Namakanproses yang terlibatdalameksperimen ni"

( i i )

11markl11markah

Statehe ype fparticleresentnnaphthalene,roHe.

Nyatakanenis arah ang erdapat alam aftalena, toHa

11markl11markah)

Explain hy here s no changen emperatureromB to C

Terangkanmengapa iadaperubahan uhudari B ke C

(b)

12marksl12markahl

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SULIT

(c ) Statehow he movement f naphthalenearticles hangesromC to D duringheating.

Nyatakan bagaimana pe ge akan za ah-za ah naftalena be ubah se/??asapemanasan ariC ke D.

t1 mark]

11markahl

Diagram .2shows heatomicmodel roposedy NeilsBohr.

Rajah 2.2 menunjukkanmadel atomyangdicadangkan leh Neif Bohr.

(d)

i\tJ Name

Nama

Diagram2.2

Raiah .2

X andY.

kan X dan Y.

i i )

X[1mark]

11narkahj

Which ubatomicarticlesre nvolvedna chemicaleaction?

Zarah-zarah ub-atom angmanakah erlibatdalam indak balaskimia?

[1mark]

[1 markah]

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SULIT

(e)

i

Table2 shows he number f protons nd neutrons f four different toms.

Jadual2 menunjukkan ilangan rotondan neutronbagiempatatomyang

berlainan.

A.tom Number f protonsBilanganproton

Table

Jadual2

Whichatoms re sotopes?

Atom-atomyangmanakahadalah sotop?

Number f neutronsBilanganneutron

[1 mark]

l1 markah)

i i ) Give reasonoryour nswern(e) i).

Berikan afusebab agijawapanndadi (e) i)

[2 marks]

[2 markah]

454112CI 2009 HakciptaJabatan elajaran egeriJohor

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W to 17

X to

4

z 19 20

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SULIT

Table showspHvalues f differentoncentrationf hydrochloriccid,HCIsolutions.

Jadual3 menuniukkan ilai-nilai H bagi arutanasidhidroklorik,HCIyangberbezakepekatan.

TypeofsduilonJenis arutan

ConcentrationKepekatan

pH valueNilai H

(a) ( i)

SolutionLarutan

Solution lLarutan l

So/sfion /iLarutan ll

0.1 mol dm'3 0.0 '1mol dm3

0 001 mol dm-3

TableJadual3

Whichof the solutionsn Table has he hiqhest oncentrationfhydrogenons?

LarutanyangmanakahdalamJadual3 mempunyai epekatan onhidrogenyang paling tinggi?

( i i ) Calculatehenumber f hydrogenons n 25 cm3of Solution

[Avogadro onstant 6 x 1023mol-1

Hitungkanbilangan on hidrogen alam25 cm3Larutan l.

fNomborAvogadro= 6 x 1a23 ol-' ]

l1 markl[1 markah]

t l

[2marks]

[2 markah]

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SULIT

Namean ndicatorthatanbe used o measurehepHvalues f hesolut ions, l and l l .

Namakan satupenunjuk angbolehdigunakanuntukmengukurnilaipHlarutan-larutan, ll dan ll.

[1mark][1 markah]

(b) Solutions usedoneutralise5cma f0.1moldm-3 fsodium ydroxide,NaOH olution.

Larutan digunakanNaQH .1moldm'3.

(i) Calculatehesolution.

untukmeneutralkan 5 cm3 arutannatrium hidroksida.

number f moles f sodium vdroxide. aOH n he

Hitungkanbilanganmol natriumhidroksida,NaOHdalam arutan.

[1mark]

[1 markah]

Calculatehevolume f Solutionused o neutral iseodium vdroxide,NaOH olut ionn cm3.

Hitungkan sipaduLarutan yangdigunakan ntukmeneutralkanarutannatriumhidroksida,NaOHdalamcm".

[3marks][3 markah]

454112O 2009Hakcipta abatan elajaran egeri ohor

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( i i )

( i i )

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SULIT IO

(i i i ) Drawan apparatuset-upor he itratronf sodium ydroxrdeolutionwithsolut ion

Luktssusunan adasuntukpentitratanarutannairiumhiciroxsidadenganLarutan

[2 marks]

{2 narkahl

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Diagram shows he set-up f apparatuso nvestigatehe eiectrolysisf sodiumchloride olution i thcarbon iectrodes.

Rajah4 menunjukkan usunan adasuntukmengkajielektrolisisarutannatriumkloridadenganmenggunakan lektrod-elektrodarbon.

Test ubeTabungUji

II

0,001moldm-3 odiumchloride olutionlarutannatium klarida0.AU molclmsElectrolytic

Se/ Elekfrolisis

ElectrodeElektrodP

(a)

(b)

ElectrodeElektrodQ

Diagram

Rajah

What s he energy hangen he electrolgicel labove?

Apakah erubahanenaga alamse lelektralisisi afas?

11markl

[1 narkah]

Write he ormulae f al l ons resentn sodium hloride olution.

Tuliskan ormulabagi semua onyanghadtr dalam arutannatriumklorida.

11markl

11markahl

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(c) (i)

l2

Name hegascollected telectrode .

Namakangas yang erkumpul adaeleWrodP

(i i ) Howdo you dentifyhegascollectedn

Bagaimanakahndamengesahkanas

[1 mark]

[1 markah]

(c)(D?

yang terkumpuldi (c)(i)?

( i )d)

i2narksl

[2 markahi

What s heproductormed t electrode if he experiments repeatedusing .0moldm"3 odium hlor ideolut ion?

Apakah hasilyangakan erbentuk i elektrodP ika eksperimenni diulangidenganmenggunakanarutan atrium lorida2.a motdm3?

11mark){1markahl

Explainour nswern(dXi).

Terangkanawapan ndadi (d)(i).

12marksl[2 narkah]

Write he halfequationor hereaction t electrode .

Tuliskanpersamaan etengah agitindakbalasdi elektrodP

11marl<l{1narkahl

( i i )

( i i i )

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(e)

tr-1

Suggest nemetal hatcan eplacehecarbon lectrodesn hisexperimentto obtain he same esultas above.

cadangkan satu ogamyangbolehmenggantikanelefirod karbondalameksperimen ersebutuntukmendapatkan eputusanang samaseperti i

afas.

11narkl[1 markah]

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SULIT

Table5 shows hemelting otnts ndboil ing oints f somealkanes

Jadual5 menunlukkanakat eburdan akatdidihbagibeberapaalkata

14

AlkanesAlkana

Number f carbonatoms ermolecule

Bilanganatomkarbonper molekul

Melt ingpoint

Takat ebur(c)

Pni l inn nn ntuvr,r, 'y Pv I r

Takat d id ih/o /r\

Tableladual5

(a) Based n he data nTable5, answerhe ol lowinguestions

Berdasarkan atadalamJadual5, awabsoa/an-soaan berikttt.

( i) Plot a graph of boil ingpoint againstnumber of carbon atoms per

molecule.

Plotkangraf takatdidihmelawanbilanganatomkarbonper molekul.

[3 marks]

[3 markah]

451112O 2009Hakcipta abatan clajalan cgcliJohor

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EthaneEtana

[Lihat sebclah

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SULIT l5

***r-" . "^^i """---{--^.:**--j-"---"-".*-*-*"i*-".*^-*,"*i*,*,*"f,"-^.,-,."*",,i1 i , ; :

' ' r , " ' . : l t . ,' ' ' , . i , , ,:

f , . , t . : r , . r , , r it

) . ,i

i . . lI

il*--*"-i-,-f ,I

t.----ii

|a*j,-'-1i**-Jf:;:"i",,-i

i -*,j ,*:*;,."j:*: -"i-"--"---* - ;i , t i . . , . ' . , $ . , . : : - i , . . " , , : | ; , . i . . , i l l ' ' ! . i

' 1 i

i **- '* '"*" "i ^ -. -^". '- {"".- *".* - i" "- " " '- ' "" .J. -. . . - . , '" i . ' ,

i i l . . , , . . , i , . r , i . , | t , i , , i . i1 i , l

454112 O 2009Hakcipta abaran elajaran egeri ohor.SULIT

[L ihat sebelah

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SULIT lo

( i i ) Explainwhy the boil ingpointof alkanes ncreases s the numberof

carbon toms n alkanesmoleculesncreases.

Terangkanmengapa akatdidihalkanabertambah pabilabtlangan tomkarbonper molekulalkanabertambah.

[1mark]

[1 markah]

(iii) Give he physical tateof hexane t room emperature

Eerikeadaan izikheksanapadasuhubtlik.

[1markt

[1 markah]

(b) Draw al l of the structuralormulae f isomers or alkanes and name he

isomers sing UPAC omenclatureystem.

Lukiskansemua formulastruktur somerJ dan namakan somernya mengikut

sisfem UPAC.

[4 marks]

[4 markah]

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SULIT l7

A pupil arried ut an experimenttonvestigateredox eaction. iagram .1shows he set-up f apparatussed n heexperiment.

seorangpelajarmenjalankan atueksperimen ntukmengkaji indak balasredoks.Rajah6.1menunjukkan usunan adasyangdigunakandidalameksperimenni .

Carbon lectrodeElektrod arbonX

Bromine aterAirEromin

U TubeTiubU

Carbon lectrodeElektrodkarbon Y

lron l l )sulphateolut ion

Larutan erum ll )sulfat

SulphuriccidAcid Sulfurik

(b)

Diagram.1Rajah .1

(a) Nameonesubstancehatcan eplace romine ater n hisexperiment

Namakan atubahan angbolehmenggantikanir bromindalameksperimenni ,

[1mark]

[1 ntarkah]

lf theexperiments repeated sing ooking i l o replace ulphuriccid thegalvanometeroesnotshow ny eading. xplain hy.

Jikaeksperimen ni diulangidenganmenggunakanminyak masakmenggantikan sid sulfurik, alvanometeridakmenunjukkanbacaan.Terangkanmengapa.

[1mark]

[1 markah]

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(c) The halfequation f he reaction t electrode is as below

Persamaan etengahindakbalas angberlaku adaelektrodY adalah

sepertidi bawah.

Fe2*+Fe3'+e

(i) State hecolour hange f ron l l)sulphate olutionn his eaction

Nyatakanperubahanwarna arutan erum(ll) sulfatdi dalam indakbalasni.

[1mark]

[1 markah]

( i i ) This eactions an oxidationeaction. hat s meant yoxidationreactionn ermsof electronransfer?

Tindakbalasni adalah indakbalas engaksidaan.pakah ang

dimaksudkan engan indakbalaspengoksidaan ari seginemindahan lektron?

[1 mark][1 markah]

(i i i ) Namea reagento identi fy et* onproduced t electrode .

Namakan atu eagenuntukmengenalpastion Fe3. ang terhasilpada elektrodY.

[1mark]

[1 markah]

ILihatsebelah

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i8

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SULIT l9

(d)

ZincpowderSerbuk ink

Glass odRodkaca

Copperl l ) u lphatesolut ion

Larutan uprumll)sulfat

Diagram.2Rajah6.2

ln another xperiment,xcess incpowders added o 25 cm3 f 0.2moldm-3of copper l l )sulphateolut ions shownn Diagram .2.Thesolut ionis stirred nti l here s nocolour hangen hesolution.hesolutionsfi l tered nd he i l trate, is pouredntoanother eaker.

Dalameksperimen ang ain, serbukzinkberlebihan i tambahke dalam25cm' larutankupurm ll) sulfat0.2 moldm'3 seperti itunjukkan alam Rajah6.2. Larutan tu dikacausehingga idakadaperubahanwarnapada arutanitu. Larutan tu dituras an hasrl urasan,M dituanqkan e dalamsebuahbikaryang ain.

(i) Name he i l trateM.

Namakanhasil urasanM.

[1mark]

[1 markah]

Writea balancedhemical quationor his eaction.

Tuliskan atupersamaanimia angseimbang agi indakbalasni ,

[1mark]

[1 markah]

( i i )

454112 I2009HakciptairbaranSULIT

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454112O 2009Hakcipta abatan clajaran cgeriJohor

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20

State hechangen heoxidationumber f coppern his eaction.

Nyatakan erubahan ombor engoksidaanuprunt alam indak

balas ni.

[1mark]

[1 narkah]

(iv) Calculatehenumber f moles fcopper l l)sulphaten hesolutton

Hitungkanbilanganntol arutankuprum ll) sulfatclalamarutan.

[1mark]

[1 markah]

(v) Calculatehe massofzincsulphate roduced.

[Relat ivetomicmass:Zn= 65,S = 32,O = 16]

Hitungkan isimzink sulfat angdihasilkan.

[Jisimatomrelatif Zn = 65, S = 32, O = 16]

[1mark]

[1 markah]

( i i i )

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SectionBBahagianB

l2Qmarks]

[20 markah]

Answerany one questionrom hissection,Jawab mana-mana atu soalandaripada ahauian ni.

Diagram .1shows n apparatuset-upo determineheempiricalformulafmagnesium xide.

Rajah7.1 menunjukkan usunan adasuntukmenentukanormulaempirikmaanesiumoksida.

MagnesiumibbonPitamagnesium

Dipanaskan

DiagramT.1Rajah7 1

(a)

( i ) Duringheexperiment,eneedo raise

Ketikaeksperimenijalankan,itaperluMengapa?

the ida littleat intervals.Whv?

membuka enutup sekali ekala.

[2 marks]

[2 markah]

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Table7 shows heresultsor heexperimento determineneempirical

formuia f magnesiumxide

Jadual7 ntenuniukkaneputusan agisafu kspeimenuntuk

menentukanarmula mpirik ag imagnesittntksicla

( i i )

i *ur. ofcrucible lidl,Lisimmangkuk ijar+penutup

I

28.2ag

Massof crucible l id+ magnesiumibbon

I Jislmmangkukpiiar+ penutup pitamagnesLtm

t Massof crucible l id+ magnesiumxioe

i Jisimmangkuk ijar+penutup magnestLtntxrde322a9

Table

Jadual7

Based n heresultsnTable , determineheempiricalormula f

magnesiumxide.

IRelat ive tomicmass:Mg= 24, O = 16

Berdasarkaneputusan alamJadual7, tentukan ormulaempirikbagi

magnesiumaksida.

IJisim atorn elatif Mg = 24 , O = 16[5marks]

, *p marKanJ


ST]LIT

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(b)

PartABahagianA

454112O 2009Hakcipta abatan elajaran egeri tohor

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13

Diagram .2showsan apparatusefup to determinehe empiricalormula fcopper xide.

Rajah7.2menunjukkanusunan adasuntukmenentukanormulaempirikkuprumoksida.

Copper xideKuprum oksida

HydrogenasGashidrogen

tHeatDipanaskan

PartBBahagian

i----l*-l it i,,/A IIA l

VAII

Diagram .2Rajah .2

(i) compare he method sed nexperimentn Diagram .2withDiagram 1

Bandingkan aedahmelakukan ksperimen alam Rajah7.2dengankaedahdalam Raiah7.1.

[4 marks]

[4 markah]

(i i ) State he reactantso produce ydrogenas n PartA.

Nyatakanbahan-bahan ntukmenqhasilkan as hidrogendi BahagianA.

[2 marks]

[2 markah]

(i i i ) Write he chemical quationor he reactionn PartA.

Tuliskanpersamaan imiauntuk indakbalasdi BahaqianA

[1mark]11markahl

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SULIT)A

(iv) State hreeprecautionshatmustbe aken n PartB

Explain ouranswer.

Nyatakaniga angkahberiaga-iagaang mesticliambilalamBahagianB.

TerangkanawaPananda.

[6 marks]

[6 markah]

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I (a)

l>

Salts an be classifiedntosoluble nd nsolublealt.

Garambolehdikelaskan epadagaram erlarutkan an garam ak terlarutkan.

(i) Nameone example f an nsolublehloridealt.

Namakansatu contohgaramklorida ak terlarutkan.

[1 mark]

[1 markah]

(i i ) Name he chemicals eededo prepare alt n (a) i)and name hereaction.

Namakanbahan kimiayang diperlukanuntukmenyediakangaramdi (a) (i)dan namakan indak balas tu.

[3marks]

[3 markah]Diagram showsa flowchartof hequali tativenaiysis f substance .

Rajah 8 menunjukkan artaalir analtsis ualitatif agi sebatian .

Addhydrochloriccid,HCIsolution

Tambah arutan asid hidraklorik.HCI

Blue olution

Larutan iru Y

(b)

Solution + Sodium vdro>NaOH olution

LarutanY + arutan atriumhidroksida. aOH

Solution + Silver i trate,AgN03 olut ion

Larutan Y + Larutanargentumnitrat,AgNO,

Whiteprecipitate

Mendakan utih

DiagramRajah I

454117CI2009Hakcipta abatan elajaran egeri

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Black owder

SerbukhitamX

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SULIT 26

Basedon diagram , dentifYhe

BerdasarkanaiahB kenalPasti

Black owderSerbuk itamX

BluesolutronLarutanbiru Y

CationandanionofY solution

Kationdananion arutanY

(i)

[4 marks]

ll rnarkahl

An experiments carried ut o constructn onic quationor an nsolublealt '

lead l l)chromateVl)

. A fixed olume f 5.00 m3 f 1.0moldm'3ead ll)nitrate, b(NO3)'?

soiut ionisplaceointoeachoftneEtesttubesofthesamesize'. Differentotume f 1.0moldm'3 otassiumhromateVl),KrCrO+oiutton

is added o each est ube

rTheheightoftheyel lowprecipi tate, lead(l l )chromate(Vl) formedintoeach est ube s measured,ecordedndplottedn Graph '

Safuekspeimen dtialankantntttkmembtnasersarttaaiotl trttuk arant aK

terlarukan, lumbum l ) kromat(Vl)'

. lslpadu etap .A0cm3 .0moldm4 artianplttnnum(l l) ttrat 1(NO'),

diisikane dalamsefiapB abttng ityang s€/rrd €; l

. lsipaduang berbezaarutanXalium'kroitatVl l KzCrOu 0 moldm-3

diiambahkane dalamsetiap abungui i

t Tinggimenctakanuning lumburr il ; krontat V| ) ang erbentuk atam

sefiaptabLlnguj ic l iukut 'c l trekodclar lc l ip|otcla|arnGrafB,

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SULIT 27

Height f ead ll)chromate

ffl) precipitatecm

Tinggimendakanplumbum(ll) kromat Vl) cm

l234- *;

I . l i - - i -. l ; l l't I j 1

rr i lVolume f potassiunrhromate

(Vl)solut ion, zCrOqcm3

lsipadu arutankalium

kromat(Vl). rCrO" cm3

GraphGraf

454112O 2009Hakcipta abatan elaiarar.rcgcriJohor

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454112O 2009Hakcipta abatan ela.iaranegeri ohor

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28

( i)

Based n Graph8

EerdasarkanGraf I

Calculate

Hitungkan

. Thenumber f moles f ead ll) onsused'

Bilanganmolionptumbumll )yangdigunakan

r Thenumber f moles f potassiumhromateVl) hathas eacted

completely ith5.00 m3 f ead ll)nitrate

Bilangan ol kalium romat vt)yang

bertindakalasseiengkapnya

dengan5.00cm3 lumbum ll )nitrat'

[4 marks]

[4 markah]

(i i ) Basedon heanswern (c) i),constructn onic quationor he ormation

of ead ll)chromateVl).

Berdasarkanawapanandadi (c) (i),binapersamaartan untuk

pembentukan lumbum ll )kromat Vl)'

[2marks]

[2 markah]

Explain hy

TerangkanmengaPa

(i i i )

Theheight f precipitateormedncreasesnd hen emaln onstant

Tinggimendakan ertambah an kemudianntenjadimalar'

Thecolour hangen hesolution bove heprecipitate

Perttbahan arna arutan i bahagtan tasmendakan'

The eight est ubes sedareof hesamesize'Kelapin-lapanabung iiyangdigunakan dalahbersaiz ama.

[6 marks]

[6 markah]

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SectionCBahagian C

120marks)[20 markah]

Answer nyone questionrom hissection.Jawabmana-mana atu soalan aripada ahagianni

Diagram shows he atomic tructure f hree lements ,Y andZ.

Rajah9 menunjukkan trukturatom bagi iga unsur X, Y danZ.

XY

DiagramRajah 9

Based n Diagram , wo ypes f compoundsanbe ormed.Explainhe differencesetweenhe wocompoundsormed n

. Typesof chemical onds, nd

. Boi l ing ndmelt ing oints.

454t12 O 2009Hakcipta abatan clajaran egcliJohor

SULIT

\d /

termsof

BerdasarkanRajah9, dua enis sebatian oleh erbentuk.Terangkan erbezaandt antaradua sebatian ersebutdari segi

t jenis katan imia ang erbentuk,an. takat eburdan takatdidihnva.

[4 marks]

[4 markah]

(b) Draw heelectron rrangementf hecompoundormed etween andYandexplainhe ormation f hecompound

Lukiskan usunan lektron ntukpembentukanebatian i antaraX dan Y,dan terangkanpembentukan ebatian ersebuf,

[6 marks]

[6 markah]

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SULIT 30

(c) Youaregtven wosamples f clremicalubstances' andQ

Bothof hemarewhite ol ids P is a covalentompound ndQ is an onic

comPound.Describe laboratoryxperlmenlo nvestigateheelectricalonductivityf PandQ. lncludeheobservationsnyouranswer'

Suggest suiiaLte xampleor eaih substance andsubstanceQ

Andadiberidua sampet ahankimia,P dan Q'

Kedua-duanya erwLrna utih.P adalahsebatian ovalendan Q adalah

sebatianon.Huraikansafuekspe imenmakmaluntukmengkajikekonduksian ruselektrik

sebatian ctanQ. Serfakan emerhattanangdiperolehi alamawapan

anda.CadangxansatucontohyangsesuaibagisetiapbahanPdanbahanQ,

[10marks]

110markahl

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10 (a) Methane, Ho s commonly sedas a fueland s he maincomponentnl iquifiedatural as.The heatof combustionf methanes -898kJ mol- 'Write he chemical quationor hecompleteombustionf methane.Calculatehe amount f heat eleased hen1 g of methanes completelyburnt n air .

[Relat ivetomrcmassof C=12,H=' l ,O=16

Metana,CH+adalahbahanapiyang biasadigunakandan anyaadalahkompanenutamayang terdapat alam gasas/i cecair.Habapembakaranmetanaadalah 898kJ mof',Tuliskan ersamaankimiabagipembakaranengkapmetana.Hitungkan

jumlah habayang dibebaskan pabila1grammetana erbakardenganlengkapdalam udaraberlebihan.

lJisim tom elati f C=12,H=1,O=16

14marksl[4 markah]

(b) Diagram 0.1anddiagram 0.2 how woenergyevel iagrams f reactions

Rajah10.1dan 10.2menunjukkanuagambar ajah aras enaga indakbalskimia.

EnergyTenaga

C+D

Diagram 0. '1Rajah14 1

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fl

.) l

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aa)L

SULTT

EnergyTenaga

R+S

Diagram0.2Raiah 0.2

compareandcontrast iagram 0,1and10.2 n ermsof changes fenergy

content, eatchangeand -he emperaturehange or the reactions

BandingkandanbezakanRajahl0. ldanla '2darisegiperubahankandunganenaga, ")irauiin habadanperubahan uhu indakbalas alamtindak balas ni

[6marks]i6 markahl

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(c )

JJ

Table10 shows heheatof combustionf our ypesof

Jadual10di atasmenunjukkan abapembakaran agi

alcohol .

empat enis alcohal

Nameof alcohol

NamaAlkohol

Molecularformula

Formula Molekul

ENDOFQUESTION APERKERTAS SOALA,VTAMAT

Relativemolecular

mass

Jisim atomrealtif

Heatofcombustion

HabaPembakaran

/ kJ mol '1

Table 0Jadual10

Usedata romTable10,draw hegraph f magnitude f heatof combustionagainst umber f carbon toms.

Based n he data romTable10and hegraph lotted,(i) state he changen heheatof combustionor hegivenalcohols.( i i ) explain ouranswern (c)( i ) .

Denganmenggunakan atadariJadual10, ukisgrafmagnitudhabapembakaranmelawanbilangan tom karbon.

Berdasarkan ata dari Jadual1Adangrafyangdi plotkan,(i) nyatakan erubahan abapembakaran agialcoholyang

diberikan.(ii) terangkanawapananda dalam c)(i)

[10marks][10markah]

454112 O 2009 HakciptaJabatan elajaran egeriJohor

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MethanolMetanol

CH30H JZ - 725

Ethanol

Etanol C2H5OH4+ O

1 376

PropanolPropanol

caHToH OU 2 015

Butan-1-olButan-1-ol

c4HeoH 74 -2676

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34SULIT

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35ULIT

i6L-

(9

l* : l ;e b L: -e,

={ijo -o i t , I r . o i 'o '>E' : i9Z,.1nr

I '-=-----*+-

*E:si lEin

I F-a

i

i r , i ihLb,EEFiu *n l

.--*----1'-''--I

- . :;5 i r * 91i!:

r i_l

r=

5 rr ;R

9l

sa$: l

* . €i r !n

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Ff; 'ehf f in i1*__-+|-j

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SULIT

Jawabsemuaaalan.

1 ThealkalimetalsnGroup1of hePeriodicabte fElementsan eactwithoxygengaswithdifferenteactivity.

Table showsheexperimentndobservationhenLithium,i,Sodium, aandPotassium,reactwithOxygen,2gas.

LogamalkalidalamKumpulan JaduatBerkalaJnsur olehgasoksEendengankereaktifan erbeza.Jadual1menunjukkanksperimenanpemerhatianpabiladanKalium,K bertindak alas engan asoksigen.

-_-JLTItT-l l l+-| )^'tilt t r+-l__1,

Gas arBalanggas

Oxygen asGasoksigen

Lith iumLitium

Gas ar

BalanggasOxygengas

SodiumNatrium

Gas arBalang as

Oxygen asGasoksigen

PotassiumKalium

bertindakbalasdengan

Litium, Li,Natrium,Na

ObservationPemerhatian

Lithium urns lowlywitha red lame.

White ume s eleased.White olrd s produced.

Litium erbakarperlahan-lahandeneannyalaanmerah.Wasap utihdibebaskan.Pepejal utih erhasil.

Sodium urns igorouslyitha yellowlameWhiteume sreleased.White olidsproduced.

Natriumerbakar ergasdengan yalaankuning.Wasap utih erbebasPepejal utih erhasil.

Potassiumurns ery igorouslyithareddish-purplelame.Whiteume s released.White olidsproduced.

Kalium erbakar angat ergasdengannyal an ungu- emerahn.Wasap utih erbebas.Pepejal utih erhasil.

Table1Jadual 1

ExperimentEksperimen

454113O Jabaranelaiaranegeri ohor SULIT

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SULIT .)

(a) Statehe nferenceor heobservationsnTable .

Nyatakannferens ag ipemerhatian-pemerhatianalam adual1

Based n heexperimentbove:

Berdasarkan ksperimen i atas:

(i) Statehemethodo manipulatehevariable.

Nyatakan aedahuntukmenanipulasi embolehubah

Statehe espondingariable.

Nvatakanpentbolhubah bertind kbalas.

State hecontrol ledariable.

Nyatakan embolehubahim larkan

Statehehypothesisor heexperiment.

tlyatakanhpolesisbagieksperimenersebttt

By eferingo he reactionetween lkalimetals ithoxygen, tve

operationalefinitionor he eactivityf alkal imetals.

Merujuk epada indak balas ntaraogamalkalidenganoksigen,

definisi ecaraoperasi agikereadifan ogam-logamlkali.

[3 marks]

13markahl(b)

( i r i )

[3marks]

13markahl

(c)

(d)

[3marks]

13narkahl

the

berikan

[3marks]

13markah)

ILihat sebelah

SULIT541/3 O Jabatan elajaranegeri ohor

i : t

r :-

I

t- -II

l (d)

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1(eXi)

r--=I i r l

1(eXi i)

I r----I l r lt t* l

l (0

I r--tI t3 lt t -{

SULIT 4

AlkalimetalX ignites pontaneouslyn air with a reddish-violetlame.Whitefumes nda white olid realsooroduced.

LogamXuga

adalahmerupakan hliKumpulan1.LogamalkaliX terbakar ecara pontan i udaradengannyalaanungu-kemerahan.Wasapputihdanpepejal utihuga terbentuk.

(i) Predictnwhich eriod,hemetalX is ocatedn hePeriodicable fElement.

Ramalkan Kala, oqamX diletakkandalamJadualBerkala Jnsur.

[3marksi

13makaa",

(i i) Based n heobservationsnTable and e) i) arrangeithium,sodium, otassiumndmetal inascendingrder f reactivityfmetalsowards xygen.

Berdasarkan emerhatian alamJadual1dan (e) (i) susun itium,natrium, aliumdan ogamalkaliXmengtkutertibmenaikkereaktifanogam erhadapoksige .

[3marrsi

f3markan'

0.2g ofsodium i l l take 8secondstourn ompletelyn oxygen as.0.5g of sodium i l l ake45 secondso burn ompletelyn oxygen as.State he elationshipetweenhemassofsodium nd he ime aken or hemetaltoburn ompleteiynoxygen as.

0.2g natriummengambilmasa18 saatuntuk erbakarengkap alamokstgengas.0.5g natriummengambilmasa45 saatuntuk erbakarengkapdalamokstgertrYz a

ittyatakanubLtnganntaraisim atriumdanmasa angdiambil ntuk oganitu terbakar ertindakbalas engkap alamoksigen as.

[3marks]

13markahl

(0

4541/3 O Jabatanelajaran egeliJohor SULIT

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SULIT

When he eactionn Table1 s completed10cm'ofwater s pourednto hegasjar.A pHmetersdippednto hesolutionormed.

Table showshepHmeter eading.

Apabila tindak balasdalam Jadual 7 selesai,10 cm?air dituangke dalam balang gasMeterpH drcelupke dalam arutanyang terbentuk.iadual2 n.enunjukkanacaan teter h.

I _

10.554

Examtncr

[,sE

Gas ar l

Balangas

lWaterAir

Gas ar l l

Balang as llWaterAir

Reading:..Bacaan

ReadingBacaan

Table

Jadual(g) RecordhepHmeter eadingo onedecimal lacenTable .

Rekod acaanmeter H dengan atu empat erpuluhanalam adual .

[3marks]

13markahl

1(e)

t-;I I3 l

ILihatsebelahSULIT54113o Jabatanelajaranegeri ohor

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ForExaminer's

[ ,sc

SULIT

(h) Write heobservationshenblue itmus aper nd ecji tmus aper redippedinto hesolut ionormednGas ar ,Gas ar l andGasJar l l .

Tuliskanpemerhatianapabtla kertas itmusbiru clanmerah clicelup e dalamlarutan yang terbentukdalam BalangGas 7, Balang Gas /l clanBalang Gas il /

'-T-

SolutionsLarutan-larutan

Red itmus aper I Btue itmus aperKertasitmusmerah : Kertas itmusbiru

GasJar l

BalangGas /

[3marks

13markah':

Writehebalancedhemicalquationsor he eaction:

Tulispersamaanimia ang seintbangntuk indakbalas

(i) Between lkalimetal ndoxygen as choose nly ne romTable ):

Di antara ogamalkalidangasoksigen pilihsatu taripadaadual1).

(i i) Betweenheproductormedrom i) i)andwater

Di antarahasilyang erbentuk laripadai) (i) tlan air

[3marksl

13markahl

( i )

GasJarBalangGas

Gas Jar l lBalang Ga s ///

451113O Jabatan elajaranegeri ohoL SI;LI ' f

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STJLIT

U) Classifyhe ol lowinglkal ineolutionsnto trong lkal i ndweakalkali .

Kelaskanarutan-larutanlkailberikut epacla lkali uatdan atkali emah.

! :r i i rt rrt; , '

Sooium ydroxide,aOH

Natri mhidroksida, aOH

Potassrumydroxide,OH

Kali rnhidroksida, OH

Ammoniaolui ion, H.

Larutan mmonia, H3

Calciumydroxide,a(OH)r

Ka! ium h dro sida,Ca(a Fl),

[3marks]

13 narkaltl

ILihat sebelah

SULIT5{l /J e Jehman)el i r j i rr ' : rneper' i Jol ror

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l i . roniiner's

[,,.se

Total)

SLTI,TT

2 Reaction ! 'f indakbalas

t-j Reaction etween odium hiosulphate,azSzO:,oiut ion nddtlute ulphuric

i acic,FJ2SC4il lproduce oci i r . lniLrlphate azSOrsulphur, , sulphur i oxideI SO, andwater',- lzC.l-hechemical quations.

Tindakbalasantara arutannafrium iosutfat, uazs:o: clan asicl ulfurikcairH2SO1 kan menghastlkan atriumsu/fal Na:Sao suifur, S, sulfur drbksrdaSOdan air, H20. Persarnaan imiaadalah.

NarS2O3+ HrSOq ) NarSO, * S + SO, + 1-1rg

Reactionl I Tindakbalas l

I R"**; n"tr"*n f,VO..nf* aciO.-f mnOr.-Z- *lmro,f ,." rr..nr"=t -^,

I ZnCl2 nd hycrogen as,Hr.The chemicarqJatronIIII Tindak balas antara asid hidroklorik, HCl dan zink, Zn akart rnenghastlkan zirli<

I klorida, -nCl.tdan ashydrogen,H2 .Persamaan tmia aclalal 'r

II zHCt zn ) Znct,+ 2,

Byusinghe nformationf Reactionor Reactronl plan nexperrmentotnvestigateheeffect f emperaturen he ate freaction ourplannrnghoulcinclude:

DenganmenggunakanmaklumatTindakbalas atau Tlndakbalas l, rancangsa:,.,eksperimen ntukmengkajikesan uh uke ataskadar rn cJak alas.Perancangan

andahendakl h rnengandungi:

( i ) Problem tatementPernyataanmasalah

(i i ) Al l the variablesSemuapembolehubah

(i i i ) HypothesisHipofesis

(iv) Listof material ndapparatusSenarai ahandan alat radas

(v) ProcedureProsedur

(vi) Tabulat ion f dataPenjadualandata

117marksl

117markah)END OF QUESTION PAPER

1511/3 O -l irbatanelajarnrr cscri . lohor SULI'I '

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-:s!

to state he correctly

Sample nswer:

The eactivityofalkal imetals ithoxygen)ncreaseroml i th iumo potassium./

Li th ium,odium ndpotassiumalkal imetals how imi larchemicaln heir eactions i thoxygen.

Able o state he nference esscorrectlv.

Dample answe[.

The eactivi tyncrease/

All metals urns roduced hite umeandwhite ol id /

Sample nswer:

Li th ium,odium nd

Potassium,odium,

lncrease

potassiumhowdifferent eactivity/

l i th ium

tVo esponseor wrong esponse

Rubric

Sample nswer

Going owngroup the eactivityncrease.

Able o stateany dea of inference.

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'* :

Able s state he$ee variabl@rectl y

1. Method &anipa-b!.evdfnble.2 The esffidingtffianrc. -,

3. The con{relted ariable.

Sample nswer:

(i) Usedifferentypesof (alkal i)/(group) metals

(ii) Reactivity f metalswithoxygen/

VigorousnessJ he eaction etween etals ndoxygen. i l

( i i i )Oxygen as 7 ize mass"of etal

Able to stateany two variables orrectly:

Able to stateany one variable orrectly

No responseor wrong esponsel0

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.:i:l1i:-:l1Ei

1 ffi,- | nArc o sfafe he diffionshiporreffilyetween

:- I Sample nswer: -,:. +

I (fne lower/higherhepositronfmetaln)/(Goingown/up)

I Group1, hemore/lesseactives hemetaln reaction ith

oxygen./

The ower/higherheposition f metalsngroup1, he

lower/highers hereactivi ty.

Themetalwhich s o,i ter uppern Group is more/less

I reacttven reactionvvtthxygen./

The ower/higherhemetaln Group hemore/less

reactivehereactton ithoxygen.

Abte o state he relationship etween he manipulated

variable nd he responding ariable.

Sample nswer:Reactivityncreasesor he eaction etween lkal imetals

andoxygen hengoing ownGroup i rom ithiumo

potassium./

(The ower/higherheposition f metaln)/(Goingown/up)

Group . hemore/lesseactive./

Themetalwhichs ower/uppern Group is more/less

reactive /

The ower/higherhemetaln Group hemore/less

reactivehe reaction./

Themore eactivehereaction,he owerheposition f he

metaln Group

Able o state he deaof hypothesis.

Sample nswer:Metalsn Group can eactwithoxygen./

Alkal imetals avedifferenteactivi ty.

No response r wrong esponse

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(d)

:_

definition 6su@ly by

- vigorously/more vigorous reactivet-with xygen- more highly eactive

Samole nswer:

An alkal imetalhat eactsmore igorously ithoxygens amore eactive etal.

;Able o gtv;Th; op

any two of the nformation bove.

Sample nswer:

Themetal hat eactsmore igorously ithoxygens a morereactive etal.i

Thealkal imetalhat eactsmore igorouslys a morereactive etal./

Thehigher/lowerhe alkal imetals hemore/lesseactivemetal

No responseor wrong esponse

Able to givethe operational efinition orrectly y statingany one of the nformation bove.

Sample nswer:

Alkal imetals an eactwithoxygen./

Metals an eact igorously i thoxygen.

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n1te o makea prediction f thepositionof metalX in Group

7 /ess accurately.

Sample nswer:

Belowunder otassium/

Lower hanpotassium

Able to makeanyprecliction f thepositionof metalX in

Group .

Samplenswer:

Ingroup / Upperhan i/Na/K l Lowei'thani/Na

No response r wrong esponse II

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#.J

iGElg-

1#r,EiG*'

(eXii) ,Ahle oarrd.gjieheme

theireactiW=

Sampleanswer:

Li th ium, odium, otassium,l l L i ,Na,K,X

Able to arrangeanythreeof themetals n ascending order

basedon their eactivitv.

Samole nswer:

X, Li ,Na,K l l L i ,K, Na.X l l K, L i ,Na,X tl

NaLi ,K,X7 Na,K.Li ,X l l L i XNa,K

Able to arrangeanytwo of the metals n ascending order

based on their eactivity r arrange n descending order.

Sample nswer:

X,K Li ,Na l l X Li .Na.K //K. X, Na,Li l l X, Na.K,L-i l

X K,Na Li l l

K.X, Na,LiNa,K, Li X

I No responseor wrong esponse

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Able o sfafe fie relationshiiffietweenhe of sodiumand the \ilnsffien foffiie metalt6'burn tn. ff

nY\/r \on n2q

..-.- thehigher hemass thebigger he

- the onger he time aken- burncompletely

Sample nswer:

Thehigherhe,nrassf metals,he ongerhe ime aken o

burncompletel[//

Thebiggerhe-stzef metals,heburncompletely.

longerhe ime aken o

Ableto state he relationship etween he massof sodium

andthe time aken or themetal o burn completelyn

oxygengas.

Sample nswer:

Thehigherhemassof metalshe ongerhe ime aken /

Moremassmore ime o burn ompletely/

Abte o state herelationship etween he massof sodium

and the time aken or themetal o burncompletelyn

oxygengas.

Sample nswer:

Biggermassburnsonger./

Themetals eedsongerime //

Moremassmore ime o burn.

] No response r wrong esponse

+

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1 (g)

=i

Ableto recordat leastone readingwithonedecimalplace

accurately.

Sample nswer:

101// 106 i l 109


rd allthereaCings ithor@ecimal

Able to recordany tworeadingswithonedecimalplace

accuratelv.

Sample nswer: 2

101,10.6, O.8 l 101,105,1g€_/ 10.0, 9 i- l -0.9I

,-

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fo sfa@servations for blueandffi litmusnnrrar,flrt .ffi € =:' ':::vttvvLt) t. .G .= '

Sample nswer:

Solut ions Red itmus aper Blue i tmus aperGasJar Turns lue NochanqeGasJar l Turns lue NochanqeGasJar l l Turns lue No chanqe

Able o stateany oneof the itmuspaperobservat'rons

Ableto givean deaon itmuspaper obseruations.

Samole nswer:

Solut ions

GasJar l l

Solut ions Red itmus

GasJar l l i Turns lue

Blue i tmus

GasJar l , Turns edGasJar l l I Turns ed

Blue i tmusTurns lue

GasJar l Turns lueTurns lue

Red itmus aperNochange


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fr

.:ll

-a.g'=

1 (i) .:--

Able to write wo chemicalequationswithcorrectchemical

formula€nutnot balanced / Anv oneof the two balancedchem C-aequat ons' o the reac'ton accu ratey.

Samole nswer:

Na C-2)

i i . Na2O + HzO )

Na2O and

NaOH ll

2NarO l l

2NaOHi. NarO + HzO )

Able to give at east onechemical ormulae f thesubsfances orrect / Able to writeany oneof the twochemical quations ithcorrect hemicalformulaeut notbalanced

02)

Sample nswer:

i. Na ll Oz ll

ii. NazO ll H2O l

i. Na 't " Oz )

i i . Na2O + HzO )

Na2O and

NaOH

NazO ll

NaOH


l0

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1(i) Able to@ssify all alk soiufionsaliffirectly.

Sample nswer:

Strong lkal i Sodium ydroxideNaOH,PotassiumydroxideKOHCalcium ydroxideCa(OH),

Weakalkal i : Ammonia olut ion, Hs

Able ta c/63slfy ny two of strongalkaliand one weakalkali

correctly.-

Sample *"r,

Strong lkal i Sodium ydroxideNaOH,PotassiumydroxideKOH

Weakaikal i : Ammonia olut ionNH:

Able o classify ny one of strongalkaliandweakalkailcorrectly.

Sample nswer:

Strong lkal i Sodium ydroxideNaOH /PotassiumydroxideKOH llCalcium ydroxideCa(OH)zl

Weakalkal i : Ammonia olut ionNHo


'5

e

l l

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?

vc thc statemenf of

se is in question orm.

Sample nswer:

Does he emperaturef sodiumhiosulphateolution ffectthe ateof reactron? ll

Howdoes he emperaturef sodiumhiosulphateolutionaffect he rateof reaclion?l

Howdoes hehigh low emperat[resolution ffectherateof reaction?

of sodiumhiosulphate

Able to givethe statement f theproblem essaccurately.Responsen question orm.

Samole nswer:

Does he ncreasedecreasen emperatureincrease/decreasehe rateof reaction?/

Howdoes he ncrease/decreasen emperatureffect he

rateof reaction?

Able to givean ideaof statement f theproblem

Sample nswer

Does emperatureffecthe rateof reaction?

The ncrease/decreasen emperaturei l l ncrease/decreasehe rateof reaction./

Thehigher lower n emperaturei l l ncreasedecreaseherateof reaction /

To nvestrgateheeffect f emperaturereaction.

tVo esponseor wrong esponse

rateof

T2

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:4=!E

Able ate the threevariables

Sa

Manipulatedariable:Temperaturef sodiumhiosulphateolution

Rateof reaction/ Time aken ormark X' to become

invisib ledisappear

Constantar iable:Volume ndconcentrationf sodiumthiosulphate/ulphuric

acid sizeof conicallask

\ Able1osfafeany two variables orrectly

\ Able o stateanyone variables orrectly

i No respon e ar wrong esponse

13

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?,,(i1i) fo sfafe between'the

fied v variablewith

Sbmple nswer::

Thehigher/lowerhe emperaturef sodiumhiosulphatesolution,he higher/lowerherate f reaction./

Thehigher/lowerhe emperaturef sodiumhiosulphatesolution,heshorter/longerhe ime aken ormark X,

todisappearromsighVview/

;The ncrease/decreasen emperaturef sodium

thiosulphateolution il l ncreaseEecreaseherateofreEetion.i

When he emperaturefsodiumhiosulphateolutionincreasedecrease,herateof reaction il lincrease/decrease.

Able o state he rentronsn'tpetweenheman'trulatedvariableandtheresponding ariablewithdirection

Samole nswer:Thehigher/lowerhe emperature,hehigher/lowerhe rate

of reaction./

Thehigher/lowerhe emperature,heshorter/longerhetime aken ormark X' o disappear l l

The ncreases/decreasesn emperaturei l l ncrease/decreasehe rateof reaction./

Able to state he deaof hypothesis.

Sample rlswer;

Differentemperature,ifferenteactivity./

Temperaturehanges,he ime aken s different


ii#,,:. :-re._:# .- re: ' :G{E

i-:

jG

g.4F-

:i-

t4

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2(iv)grve Iistof s andapparatus

sulphuriccid

-E!-==

Dampte nswer,,

Mat-erialsSodiumhiosulphateolut ion,ulphuriccid.

Apparatus.Conical f lask,bunsen urner, easuringyl inderi0 ml),measuringyl inder50ml),stop-watch,i l terwhite/cardBoardaper.

Able-togivecomplete istof materAlsand fourapparatus sfollowing.

Answer:

Mater ia ls:Sodiumhiosulphateolut ion.

ApparatusConicallask hermometer.unsen urner. i l ter whi te/cardboardaper.

Able o giveat least nesubstancesnaat teastoneapparatus


l5

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to listallfhesfeps Wactly

pleAnswer:

'X mark s drawnor ia pieceof white/filter/ardboardpaper50cm3 f sodiumhiosuphateolut ion(O 1-1.0)moldm3lis measured itha (50cm3 measuringcyl indernd s pouredntoa conicallask.Thesolutions slowly eated nti l 0"C.5 cm3of ydrochlor iccid (0.1- .0)moldm-31smeasured itha (1O*rn")measuringyl inder nd saddedo theconicallask.A stop-watchs started

immediatelyTheconicallask sswirled nd s olaced n awhite/fi l ter/cardboardaperwitha mark'X'The X'mark s observedertical lyrom he opthroughhesolut ion.Thestop-watchsstoppedmmediatelyhen he X'mark annot eseen. ime s recorded.Theexperiments repeated yusing hesodiumthiosuphateolut iont 40 "C,50oC,O0oCand70"Crespectrvely

l+

1.

2

5

Able o listdownsfeps 2,4, 5, 7, I

Able o givean dea o step4


f -la

tz l

I

16

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=+ "#

to tabulate'th'eata-g

titleswithunits =.Complete istof temperdfilTes

Sample nswer

Able to contruct table.

1. At least1 titles orrectwithout nits2. lncompleteis tof tempereatures

Sample nswer:

Temperature("c)

Time(s )

3040506070

Temperature


t7

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+ _re

@

:+'-]]+,]Effi

.::,..ff!!

ffil

- j :=_-E,=re:-::

-E{R:..:

r#E,*Lry:

.G

rlilFi'F-

: - .

.:-tr,ZnCl2 -1

ubric2 ( i ) Ablffi1 give h6'statemeResponses n questroi

theproblemacc

Sample nswer:

Does he emperaturefhydrochloriccidsolution ffectherateof reaction? li

Howdoes he emperaturef hydrochloriccidsolutionaffect he rate of reactron?l *

Howdoes he high low emperature f solution ffecttlreratehydrochloriccidof reaction?

Able to givethestatement f theproblern essaccurately.Responsen questtonorm.

Sample nswer:

Does he ncreasedecreasen emperatureincrease/decreasehe ateof reaction?

Howdoes he ncrease/decreasen emoeratureffectheI rate nf roanf inn?

t " ' ""I

n, - l - - --

--,

-ble to givean ideaof statement f theproblem

Sample nswer,

Does emperatureffectherateof reaction?

The ncrease/decreasen emperaturei l l ncrease/decreasehe ateof reaction./

Thehigher lower n emperaturei l l ncreasedecreaseherateof reaction./

To investigatehe effect f temperatureo the rateofreaction.

No re

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s correctly" -:=Sampf.answer,

Manipulatedariable:Temperaturef hydrochloriccid

Respondingariable:Rateof reaction/ Volume fgasperunit ime

Constantar iable.Wiass/size f zinc l

lumeandconcentrationf hydrochloriccid

Ableto stateany two variailescorrecily

Able o stateanyone variables orrectly


to

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2 (iiiiiiiH

Sample nswer:Thehigher/lowerhe emperaturef hydrochloriccid, hehigher/lowerhe rateof reaction./

Thehigher/lowerhe emperaturef hydrochloriccid, hehigher/lowerhevolume f hehydrogenas elease eruni t ime /

:The ncrease/decrease:inemperaturef hydrochloric

will ncrease/decreasdlh-eateof-ieaction/

When he emperaturefhydrochloriccidincreasesidecreases,he ateof reaction i l lincrease/decrease.

Ableto state he relationship etween ne maniputateAvariableand the responding artablewith clirection.

Sample nswer:Thehigher/lowerhe emperature,hehigher/lower.theateof reactron./

Thehigher/lowerhe emperature.hehigher/lowerhevolume f he hydrogen as eleased erunit ime. /

The ncrease/decreasen emperaturei l lincrease/decreasehe rateof reactions./

Able to state he deaof hvpofhesis

Sample nswer;

D ffere t emperatue,d ffe ent eactivity./

Temperaturehanges,he ime aken s different


20

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Sample nswer: ::

Mater ia ls:'

Zinc, ydrochlor iccid

Apparatus:Conicallask,hermometerbunsen urner, top-watchmeasuringyl inder50ml),del iveryubeandstopper,burette. asin.

Able to giveall materialsand iveapparatus s following.

Answer:

Materials:Zinc,hydrochloriccid

ApparatusConicallask,hermometer.unsen urner, el iveryube,burette

Able o giveat least nesubstance nd at least neapparatus.


2l

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uueffiffiNo.' tcsreAbE&list all theWs correcflv € E

e g +, I;samptenswer:ff i _f = !

=- l

1. BurettesnffeOithwater nd nvertednto basin Icontain ingater. I

2

4

Theburettesclamped ertical lysing etort tand.Init ialeading f burettes recorded.

t20-501m3 f hydrochlor iccid (0.01-1.0)oldm-'l s measured i tha (50ml)measuringyl inderand s pouredntoa conicallask.Thesolutions slowlv eated nti l O C.2 g of zinc s weighed,nd s put nto he[onical

flask.TheconicalflasksclosedmmediatelyWithstopper hich s oinedo thedeliveryubeandthe stoowatchs started.Theburetteeadingsrecorded t nterval f 30seconds nti l he eactionscompleted.Theexperiments repeatedy usrnghehydrochlor iccidat 40 "C,50 C,60"C and70 "C respectively.

n

'-7

L

9

Able o listdownsfeps7,4 6, 8, I a

Able o givean dea o step6. 1

tVo esponse rwrong esponse 0

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-4..+4+

*.-:t

-i!gr!

Rubricto tabalate with followingaspecfs :=

1. Correct itleswith units2. Complete istof temperatures

Sample nswer:

Able to contruct table.

1. At least1 titles orrectwithout nits2. lncompleteis tof tempereatures

Sample nswer.

Temperature("c)

Time(s)

4050OU

70

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SPM Trial 2009 Che Q&A (Johor)

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