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SMK JELAI(F)

MID YEAR EXAMINATION

CHEMISTRY FORM 4

PAPER 1

TIME : 1 HOUR 15 MINUTES

 Name : ………………………………..

Form : 4 UIAM

1. Which of the following elements are in Group

18 in the Periodic Table of Elements?

   Antara berikut, yang manakah dalam

 Kumpulan 18 dalam Jadual Berkala Unsur?

 

A Helium and krypton

 Helium and kripton

B Hydrogen and oxygen

 Hidrogen dan oksigenC Oxygen and krypton

Oksigen dan kriptonD Helium,hydrogen and oxygen

 Helium,hidrogen dan oksigen

2. The diagram shows an experiment to

study the particle theory of matter   Gambar rajah menunjukkan satu

eksperimen untuk mengkaji teori zarah

 jirim.

 

Which of the following is the best

explanation of the observation in the

experiment?

   Antara berikut,yang manakah penerangan

 paling baik mengenai pemerhatian dalam

itu?A Agar dissolves copper (II) sulphate

 Agar-agar melarutkan kuprum (II)

 sulfat B Copper (II) sulphate is an ionic

compound

 Kuprum (II) sulfat merupakan sebatian

ion

C Particles in copper (II) sulphate are

minute and discrete

 Zarah dalam kuprum (II) sulfat adalah

halus dan diskrit 

D The attractive force between agar and

copper (II) sulphate particles is strong

 Daya tarikan antara zarah agar-agar 

dengan zarah kuprum (II)sulfat 

adalah kuat 

3. The table shows information about two typesof particle.

   Jadual menunjukkan maklumat bagi dua jenis zarah

Particle

 Zarah

Proton number 

 Nombor proton

Electron

arrangement 

Susunan elektron

X

Y

9

17

2.8

2.8.8

  Based on the information in the table ,both

 particles X and Y are

   Berdasarkan maklumat dalam jadual,zarag X 

dan zarah Y adalah

 

A inert gas

 gas adi

B Negative ions Ion negatif 

C Atom of metals

 Atom logam

D Isotopes of the same elements

 Isotop unsur yang sama

  4. Which of the following diagrams representsthe electron arrangement of an element of 

Group 1?

   Antara gambar rajah berikut ,yang 

manakah mewakili susunan elektron bagi

unsur Kumnpulan 1

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5. The diagram shows two ballons filled with

oxygen gas and hydrogen gas respectively

Gambar rajah menunjukkan dua bahan yang 

masing-masing diisikan dengan gas oksigendan gas hidrogen.

 

Which of the following statemnets is true about

the two gases?

  Antara pernyataan berikut,yang manakah

benar tentang dua gas itu?

 

A The number of moles of oxygen gas isgreater than hydrogen gas

 Bilangan mol gas oksigen lebih besar 

daripada bilangan mol gas hydrogen

B The number of moles of oxygen gasand hydrogen gas is equal

 Bilangan mol gas oksigen sama

dengan bilangan mol gas hydrogen

C The number of oxygen gas molecules

is greater than hydrogen gas molecules

 Bilangan molekul gas oksigen lebih

besar daripada bilangan molekul gas

hydrogenD The number of oxygen gas molecules

is fewer than hydrogen gas molecules

 Bilangan molekul gas oksigen kurangr 

daripada bilangan molekul gas

hydrogen .

 

A

B

CD

A

B

C

D