Effects of Pressure on State of Matter

Q.

The boiling point of liquid decreases with _____ in pressure.

1. decrease

2. remains unchanged

3. increase

4. cannot be determined

Q.

How does boiling point increase with increase in pressure in a pressure cooker?

Q.

Which of the following help in lowering the melting point of ice and why?

Q.

What will happen to the boiling point of a liquid, when we increase the pressure:

1. Boiling point increases.

2. Boiling point remains the same.

3. Boiling point decreases

4. None of these

Q.

The melting point of the substances which contract on melting (like ice) decreases by the ______ in pressure.

1. Increase

2. Decrease

3. Increase or decrease

4. None of these

Q.

In which of the following substances, the melting point increases with the increase in pressure.

1. Ice

2. Wax

3. Lead

4. Polythene