CBSE Class 9 Chemistry Effect of Heat and Pressure on Matter

Q.

Conversion of a substance from the solid state directly to the gaseous state is 



Q.

Temperature and pressure at which all three states of matter co-exist is called the 



Q.

Dry ice is 



Q.

When the molecules absorb heat energy, the intermolecular force between the molecules 



Interconversion of States of Matter

This video explains sublimation, triple point and inter-conversion of states.