To crystallize copper sulphate, it is dissolved in water and a small quantity of ................. is also added.

concentrated nitric acid

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dilute hydrochloric acid

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dilute sulphuric acid

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dilute nitric acid

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Solution

The correct option is B dilute sulphuric acid
To crystallise copper sulphate, water is dissolved and a small quantity of dilute sulphuric acid is added to prevent the hydrolysis of copper sulphte. The impurities left behind in the solution are removed by filtration.

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