Effect of Temperature on State of Matter

Q.

Define interconversion of states of matter. What are the two factors responsible for the change of state of matter ?

Q.

What kind of change is observed in the volume of matter on heating or cooling?

Q.

In which of these following processes, change in the states of matter involves absorption of energy?
A. Boiling
B. Sublimation
C. Condensation
D. Melting

1. A only

2. A and B only

3. A, B and D

4. A, B and C only

Q.

What happens to water if

(a) it is kept in a deep freezer?

(b) it is heated?

Explain the phenomenon of change of state of water.

Q.

Define interconversion of states of matter. What are the two factors responsible for the change of states of matter?

Q.

Define interconversion of states of matter. What are the two factors responsible for the change of states of matter?

Q.

Describe the processes involved in changing of a gas into a liquid and further a liquid into a solid. Explain the conditions briefly.

Q.

Define interconversion of states of matter. What are the two factors responsible for the change of state of matter ?

Q.

The major phenomenon behind liquefaction is ___

1. decrease pressure and increase the volume

2. decrease temperature and increase pressure

3. increase pressure and lower temperature

4. increase temperature and lower pressure

Q.

What happens to water if

(a) it is kept in a deep freezer ?

(b) it is heated ?

Explain the phenomenon of change of state of water.

Q.

What do you understand by interconversion of state?

Q.

What would happen to the liquids when we heat them, below its boiling point?

1. overcome forces of attraction

2. vibrate less

3. vibrate more

4. cannot overcome forces of attraction

Q.

The state of substance depends on its

1. Potential energy

2. Mass

3. Temperature

4. Heat capacity

Q.

If 0 degree celsius is converted into Kelvin scale, then it will show ________________.

1. 0 K

2. -273 K

3. 273 K

4. 100 K

Q. The phenomenon of changing liquid into vapours at a temperature its boiling point is called evaporation.

1. below
2. above
3. exactly at

Q. Four beakers A, B, C and D with specific temperatures are shown. Which of the beakers are at equivalent temperature?

1. B and C
2. A and C
3. C and D
4. A and B

Q. The temperature of a substance remains same during the change of state due to __________.

1. latent heat
2. sensible heat
3. less supply of heat
4. direct heat

Q. Four beakers A, B, C and D with specific temperatures are shown. Which of the beakers are at equivalent temperature?

1. B and C
2. A and C
3. C and D
4. A and B

Q. Which of the following factor is responsible for a change in state of matter?

1. Colour
2. Volume
3. Shape
4. Temperature

Q.

The boiling points of Diethyl ether, Acetone and n-Butyl alcohol are ${35}^{\circ }C,{56}^{\circ }C$ and ${118}^{\circ }C$ respectively. Which one of the following correctly represents their boiling points in Kelvin scale?

1. 329 K, 392 K, 308 K

2. 306 K, 329 K, 391 K

3. 308 K, 329 K, 391 K

4. 308 K, 329 K, 392 K