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Chemistry Year 8

Total questions: 35

Worksheet time: 14mins

Name
Class
Date
1.

Which liquid is most acidic?

a)

Ph 4

b)

Ph 8

c)

Ph 11

d)

Ph 1

2.
a)

A

b)

B

c)

C

d)

D

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.

What is the colour of universal indicator with neutral solutions?

a)

Red

b)

Purple

c)

Green

d)

Yellow

10.

Magnesium + Hydrochloric acid ⟶

 

a)

Magnesium chloride + water

b)

Magnesium sulfate + Hydrogen

c)

Magnesium chloride + Hydrogen

d)

Magnesium nitrate + Hydrogen

11.

Sedimentary Rocks are Strong

a)

True

b)

False

12.

All Metals are Magnetic

a)

True

b)

False

13.

Mixtures are made up of different elements chemically bonded.

a)

True

b)

False

14.

Gases have non fixed shape and fixed volume

a)

True

b)

False

15.

Both Liquids and gases have non fixed shape

a)

True

b)

False

16.

Both solids and liquids have fixed volume

a)

True

b)

False

17.

Some drops of litmus indicator added to four unknown solutions. Which one is neutral?

a)
b)
c)
d)
18.

Which fossil is the oldest?

a)

Y

b)

Z

c)

X

d)

W

19.
a)

D is a compound

b)

B is mixture of compounds

c)

A is a compound

20.

This compound is made up of 3 different types of atoms chemically bonded

a)

True

b)

False

21.
a)

Crust is liquid

b)

Mantle is Solid

c)

Inner core is solid

22.

Which type of soil is most waterlogged?

a)

Sand

b)

Loam

c)

Silt

d)

Clay

23.

Which type of rock is formed by weathering and compaction

a)

Igneous

b)

Sedimentary

c)

Metamorphic

24.

Al2O3 is called

a)

di aluminum tri oxide

b)

Aluminum oxide

25.

LiOH contains 4 atoms.

a)

True

b)

False

26.

Copper is used in making cooking utensils because it is good conductor of electricity

a)

False

b)

True

27.

Which element is metal?

a)

O

b)

S

c)

P

d)

K

28.

Which element is non metal?

a)

Li

b)

Si

c)

Ca

d)

Na

29.
a)

(A) is an element

b)

(B) is made up 3 types of atoms

c)

(E) is made up of 2 types of atoms

30.

This compound is made up of 3 types of atoms

a)

True

b)

False

31.

Which compound is made up of non metals only?

a)

Li2CO3

b)

SiO2

c)

KCl

d)

CaCO3

32.

KCO3 is made up of 3 elements

a)

True

b)

False

33.

Li2S is called lithium sulfate

a)

True

b)

False

34.
a)

Nitrogen is solid at -220

b)

Gold is liquid at 500

c)

Copper is Solid at 1500

35.

in which changes the particles get further apart.

a)

A and C

b)

A and B

c)

C and B

d)

C and D

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