1.

The method for separation of mixture of common salt and ammonium chloride is(1) fractional distillation (2) sublimation (3) chromatography (4) crystallization

Answer»

Correct option: (2) sublimation

Explanation:

On heating ammonium chloride is sublime while sodium chloride not. So sublimation is the suitable method to separate sodium chloride and ammonium chloride.



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