Question

Q11. What is meant by crystallization? How is impure copper sulphate purified by this method? Why is it better than
evaporation?​

Answer 1

Explanation:

1) Impure copper sulphate is dissolved in minimum amount of water. 2) The solution is filtered to remove insoluble impurities. 3) The clear solution is heated gently on a water bath till a concentrated solution or saturated solution is obtained. 4) Allow the hot ,saturated solution to cool slowly

Answer 2

Answer:

1) Impure copper sulphate is dissolved in minimum amount of water. 2) The solution is filtered to remove insoluble impurities. 3) The clear solution is heated gently on a water bath till a concentrated solution or saturated solution is obtained. 4) Allow the hot ,saturated solution to cool slowly.

Explanation:

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