When any liquid is heated,the particles in it gain a lot of energy and so,they break their force of attraction and flow away causing the liquid to evaporate.But,in case of a solid material,for example 'chalk',when heated till any extent,does not flows away or evaporates.WHY SO?

Asked by Shivansh Kumar | 5th May, 2011, 12:00: AM

Expert Answer:

The process of coverting a liquid into a gas is evaporation thats why solid acnnot evaporate.By heating in the case of solid other chemical reaction occur.

Answered by  | 8th May, 2011, 04:33: PM

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