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A few crystals of copper sulphate are he...

A few crystals of copper sulphate are heated in B/F dry boiling tube:
(i) What is the colour before and after heating?
(ii) What is the reason for the colour change?
(iii) Can its original colour be restored? How?

Text Solution

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(i) Blue and white respectively
(ii) Water of crystalization is lost on heating.
(iii) Yes by adding water
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