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in Chemistry by (38.8k points)
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 ?

1 Answer

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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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