Question

16. Impure Salts can be purified by the process
(a) Fractional evaporation
(b) Distillation
(c) Fractional purification
(d) Crystallization​

Answer 1

Answer:

Crystallization

Explanation:

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. A hot concentrated solution is prepared and this upon filtration and cooling gives the crystals of the pure compound NaCl.

Answer 2

Answer:

Crystallisation ( it is the process to seperate the impure solid substance)

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