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

Ice

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Wax

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Lead

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Polythene

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct options are
B
Wax

C
Lead

The melting point of the substances which contract on melting (like ice and polythene) decreases by the increase in pressure.
On the other hand, the melting point of the substances (such as wax, lead) which expand on melting, increases by the increase in pressure.

Suggest Corrections

Similar questions

Increase in pressure _________ the melting point of ice.

Q. Assertion : The melting point of ice decreases with increase of pressure .
Reason: Ice contracts on melting

Q. Fill in the blanks :

Increase in pressure over ice .................... melting point.

Change in pressure is directly propotional to melting point of the substance. Then how does ice melt at lower temperature when pressure is increased during regelation?

Briefly explain how does the increase in pressure affect the melting point of ice?

Join BYJU'S Learning Program