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REVISION CHEMISTRY KSSM F4 & F5

Total questions: 39

Worksheet time: 26mins

Name
Class
Date
1.

a)

A

b)

B

c)

C

d)

D

2.

a)

A

b)

B

c)

C

3.

a)

A

b)

B

c)

C

d)

D

4.

a)

A

b)

B

c)

C

d)

D

5.

a)

A

b)

B

c)

C

d)

D

6.

a)

A

b)

B

c)

C

d)

D

7.

a)

A

b)

B

c)

C

d)

D

8.

a)

A

b)

B

c)

C

d)

D

9.

a)

A

b)

B

c)

C

d)

D

10.

a)

A

b)

B

c)

C

d)

D

11.

a)

A

b)

B

c)

C

d)

D

12.

a)

W dan X

b)

X dan Y

c)

X dan Z

d)

Y dan Z

13.

a)

A

b)

B

c)

C

d)

D

14.

a)

A

b)

B

c)

C

d)

D

15.

a)

A

b)

B

c)

C

d)

D

16.

a)

I dan II sahaja

b)

II dan III sahaja

c)

II dan IV sahaja

d)

I dan IV sahaja

17.

Unsaturated molecules contain...

a)

A carbon to carbon double bond

b)

Only single bonds between carbon atoms

c)

A water molecule

d)

A hydroxyl group

18.
Which formula represents an unsaturated hydrocarbon?
a)
A
b)
B
c)
C
d)
D
19.

What is a functional group?

a)

Group of atoms that give specific characteristics to a molecule

b)

Group of molecules that give specific characteristics to an atom

c)

Group of molecules that make up a group of atoms

d)

Group of atoms that give specific characteristics to an element

20.

When heat is applied to a hydrocarbon and it melts, the energy is being used to...

a)

Break covalent bonds

b)

Overcome intermolecular forces

c)

Break a molecule

d)

Separate atoms

21.

For a compound to be considered an organic compound it must contain

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

22.

What is the observation obtained when alkene react with acidified KMnO4

a)

decolourize purple solution

b)

decolourize reddish brown solution

c)

decolourize blue solution

d)

yellow precipitate formed

23.
What colour does bromine water turn in the presence of an alkene
a)
Orange
b)
Blue
c)
Colourless
d)
Green
24.
How many carbons are in the longest chain of the following molecule:
a)
11
b)
10
c)
9
d)
8
25.
Which formula represents a saturated hydrocarbon?
a)
A
b)
B
c)
C
d)
D
26.

Select the formula for the following name: Octene

a)

C8H16

b)

C8H14

c)

C8H18

d)

C8H15OH

27.
Classify the compound based on the functional group present.
a)
alkane
b)
alkene
c)
alkyne
d)
aromatic
28.
Name this alkane
a)
Methane
b)
Ethane
c)
Propane
d)
Butane
29.
Hydrocarbons are compounds that contain
a)
Carbon, only
b)
Carbon and Hydrogen, only
c)
Carbon, Oxygen, and Hydrogen, only
d)
Carbon, Oxygen, Hydrogen, and Nitrogen, only
30.
What is the general formula of an alkane
a)
2n+2
b)
CnH2n+2
c)
CnH2n
d)
CnHn
31.
How many carbon atoms are in propane
a)
1
b)
2
c)
3
d)
4
32.

What could be the salt shown in the diagram?

a)

Sodium carbonate

b)

Copper (II) sulphate

c)

Iron (II) sulphate

d)

Iron (III) nitrate

33.

_______ is an isotope used to detect leakage in underground gas or oil pipelines.

a)

Sodium-24

b)

Cobalt-60

c)

Carbon-14

d)

Iodine-131

34.

Which of the following is FALSE about isotopes?

a)

Same nucleon number

b)

Same proton number

c)

Different number of neutrons

d)

Different number of electrons

35.

The method in the diagram can be used to determine empirical formula for..

a)

magnesium & lead

b)

copper & calcium

c)

copper & aluminium

d)

lead & zinc

36.

This scientist found the relationship of the X-ray spectrum with the proton number of each element & arranged the elements in order of increasing proton number. Who is him?

a)

John Dalton

b)

Henry Moseley

c)

Dmitri Mendeleev

d)

Neils Bohr

37.

Which of the following is NOT an acidic oxide?

a)

Carbon dioxide

b)

Aluminium oxide

c)

Sulphur dioxide

d)

Boron oxide

38.

Which of the following salts CANNOT be produced using acid-base titration method?

a)

Sodium chloride

b)

Copper (II) nitrate

c)

Ammonium sulphate

d)

Potassium carbonate

39.

Which cation produces a yellow precipitate when reacted against potassium iodide, KI?

a)

Cu2+

b)

Pb2+

c)

Fe2+

d)

Zn2+

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