Question

Define vaporisation. Explain its two types.

Answer 1

Vaporisation:

1. Conversion of a substance from the liquid or solid phase into the gaseous (vapour) phase is known as vaporisation.

vaporisation has two types

1. Boiling: Boiling is the change from liquid to gas phase on absorption of heat at a constant temperature. Water boils at ${100}^{0}C$
2. Evaporation: Evaporation is a process in which a substance changes from a liquid state to a gaseous state below its boiling temperature.