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Question
State one relevant observation for the following reaction:
Hydrated copper sulphate crystals tum white on heating.
Very Short Answer
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Solution
The blue coloured hydrous copper sulphate changes to white anhydrous copper sulphate as the water of crystallisation is removed on heating.
\[\ce{CuSO4*5H2O -> CuSO4 + 5H2O}\]
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Chapter 18: Practical Work - Questions from ICSE Examinations [Page 312]
