Properties of Solids

Q.

How are particles arranged in solids, liquids and gases ?

Q.

A solid has a definite shape and volume.

1. True

2. False

Q. There are three states of matter: solid, liquid and gas. Select one property that liquids and gases have in common.

1. They cannot be compressed
2. They have a definite shape
3. They can flow
4. They have a definite volume

Q. The metal potassium (K) is so soft that it can be cut with a knife.

1. True
2. False

Q.

The physical state of gallium is ___ at ${30}^{\circ }$ C.

1. solid

2. can't be predicted

3. liquid

4. gaseous

Q.

Compare solids, liquids, and gases in terms of their intermolecular force of attraction and intermolecular space.

Q.

The molecules are tightly packed in liquids.

1. True
2. False

Q. Which one of the following is not a property of liquids?

1. Definite shape
2. Definite mass
3. Definite volume
4. Cannot be compressed easily

Q. Solids can't be compressed. Sponge is not a solid as it can be compressed easily.

1. False
2. True

Q.

Why are we able to compress a sponge, even though it is solid?

1. A sponge is a solid that has minute holes in which air is trapped.

2. A sponge is a foam in which water is trapped.

3. It is incorrect to say that a sponge is solid.

4. A sponge is a semi-solid.

Q.

In solid, molecules can have only______ motion.

Q.

Question 5

Why are gases compressible but not liquids?

Q.

Which of the following shows rigid nature?

1. Solid

2. Gas

3. Liquid

4. Both liquid and Gas.

Q. Rate of diffusion is highest in _______ and lowest in _________ respectively .

1. liquids, gases
2. liquids, solids
3. solids, liquids
4. gases, solids

Q.

What is surf extension?

Q.

Encircle the odd one out and give reasons for your choice.

Hydrogen, oxygen, soda water, CNG gas, air

Q.

Give one example of a compressible solid.

Q.

The three main states of matter are solids, liquids, and gases. Compare the three states with reference to the following characteristic of matter -
volume

Q. What is cohesive force

Q. Which of the following materials are soft?

1. Aluminium
2. Iron
3. Cotton
4. Sponge

Q. The change of state from liquid to gas is called _________.

1. melting
2. evaporation
3. condensation
4. solidification

Q.

Match the characteristics of the three states of matter in List I with their correct answer from List II.

List I	List II
A- Are highly rigid and have a definite shape	I- Solids and gases only
B- Have no definite shape	II- Solids only
C- Have a definite volume but no definite shape	III- Liquids and gases only
D- Are highly compressible and least rigid	IV- Gases only
E- Have no definite volume	V- Solids, liquids and gases
F- Have no definite shape and volume	VI- Liquids only
G- Occupy space	VII- Solids and liquids only
H- Are not compressible
I- Are slightly compressible
J- Have mass

Q.

a. Compare the properties of solids, liquids and gases in tabular form.

b. Give two reasons for saying that wood is a solid.

Q.

Pick the suitable state of matter for these objects at room temperature.
1- Water: ___
2- Sand grain: ___
3- Sponge: ___

1. 1- Liquid
   2- Solid
   3- Solid
2. 1- Liquid
   2- Liquid
   3- Solid
3. 1- Liquid
   2- Liquid
   3- Gas
4. 1- Solid
   2- Gas
   3- Liquid

Q. Which of the following metals can melt when held in your hands?

1. Mercury
2. Gallium
3. Ice
4. Iron

Q.

How do intermolecular force of attraction determines the states of matter?

Q.

Matter which have no definite shape and volume

1. Solid

2. Liquid

3. Gases

4. All of above

Q. If a person is blindfolded and handed two objects, how can that person find out if the objects are solid or liquid?

Q.

Which of the following best describes 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. Can you guess the metal that can melt when held in your hands from the given options?

1. Gallium
2. Mercury
3. Iron
4. Ice