Question

(a) Conversion of solid to vapour is called sublimation. Name the term used to denote the conversion of vapour to solid. 

(b) Conversion of solid state to liquid state is called fusion; what is meant by latent heat of fusion?

Answer 1

(a) Sublimation 

(b) The amount of heat required to convert 1 kg of solid into liquid at one atmosphere pressure at its melting point is known as its latent heat of fusion.