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Chapter 1 Chemistry

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

The change of state of matter from liquid to gas is called

a)

Solidification

b)

Evaporation

c)

Melting

d)

Sublimation

2.

The spaces between the particles are the maximum in solids

a)

True

b)

False

3.

The temperature at which solid changes into liquid

a)

Boiling point

b)

Melting point

c)

Freezing point

d)

Solidification

4.

On the basis of the kinetic theory of gases ,what will happen when we heat solids for interconversion of matter?

a)

Particles gain energy

b)

Intermolecular space decreases

c)

Particles lose energy

d)

Intermolecular attraction increases

5.

Gases can be compressed into very small volumes by applying_______ pressures

a)

Large

b)

Less

c)

Moderate

d)

None of these

6.

________ is slightly compressed

a)

Solids

b)

Liquids

c)

Gases

d)

All the above

7.

Ammonium chloride, camphor, Naphthalene balls

a)

Evaporation

b)

Condensation

c)

Freezing

d)

Sublimation

8.

The process in which liquid substance changes into a gas even at room temperature

a)

Melting

b)

Boiling

c)

Evaporation

d)

Condensation

9.

Freezing is the reverse process of

a)

Melting

b)

Sublimation

c)

Condensation

d)

Deposition

10.

Anything which occupies space and has mass is called

a)

Solids

b)

Liquids

c)

Gases

d)

All the above