Properties of Solids

Q.

What are the properties of solids?

Q.

Why are particles closely packed in solids and not in liquids or gases?

1. solids are hard and have a fixed shape

2. strong forces of attraction between particles

3. less intermolecular space

4. solids have low kinetic energy

Q.

How does a air conditioner work?

Q.

Which of the following best describe solids?

1. No definite volume and no definite shape.

2. Definite shape and volume.

3. Definite volume and no definite shape.

4. Definite shape but no definite volume.

Q.

Solids are rigid and have definite volume and shape. Why? Give reason.

Q.
Distinguish between liquid and vapour (or gas) states of matter on the basis of following factors:
a) Arrangement of molecules
b) Intermolecular separation
c) Intermolecular force, and
d) Kinetic energy of molecules.

Q. On the basis of kinetic theory of gases, derive an expression for the pressure exerted by gas.

Q.

Liquids have a definite shape and volume

1. True
2. False

Q.

Whether a statement describe a solid, a liquid or a gas.

(b) Particles are quite close together.

Q.

Is cotton solid?

Q.

Which of the below is a set of solid objects?

1. Milk, sponge, foam

2. Rubber band, sugar, sponge

3. Sugar, milk, sponge

4. Rubber, milk, sponge

Q.

Solids have definite volume but no definite shape.

1. True

2. False

Q.

Why do solids have a definite shape and distinct boundaries at normal room temperature without applying force ?

Q. Arrange in the order indicated for solids, liquids and gases:
(i) Decreasing order - empty space between
(ii) Increasing order - tendency to flow

1. (i) solid, liquid, gases (ii) gases, liquids, solids
2. (i) solid, liquids, gases (ii) solids, gases, liquids
3. (i) gases, liquids, solids (ii) solids, liquids, gases
4. (i) solids, gases, liquids (ii) gases, solids, liquids

Q.

A solid can have …………………… number of free surfaces.

Q.

Discuss the properties of solids, liquids and gases in terms of:

Packing

Q.

What do you understand by the term solid?

Q.

State two points of difference between a wooden cube and milk contained, say, in a ‘half litre pack’.

Q. <!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Arrange the following substances in increasing order of their densities : Iron , Cork , Mercury , Water