Question

Explain the purification of impure salt.

Answer 1

Answer:

When sea water is allowed to stand in shallow pits, water gets heated by sunlight and slowly turns into water vapour, through evaporation. In a few days, the water evaporates completely leaving behind the solid salts. common salt is then obtained from this mixture of salts by further purification. 4.3. 4 votes

Explanation:

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Answer 2

Impure Salts can be purified by the process (a) Fractional evaporation By the process of crystallisation. In this method impure salt is dissolved in a particular solvent either as such or on heating while the impurity does not dissolve.