On what principle are the following methods of separation based? Give one example of a mixture for each of the methods mentioned in which they are used.
Sublimation

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Solution

Sublimation is based on the principle of change of a solid into vapour directly on heating with no intermediate liquid stage.

Example :

Mixture of common salt and ammonium chloride.

Ammonium chloride:Sublimable substance

Common salt: Non-sublimable substance

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