A few crystals of copper sulphate are heated in B/F dry boiling tube :
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 ?
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(i) Blue and white respectively.
(ii) Water of crystallization is lost on heating.
(iii) Yes' by adding water.
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