Why do copper sulphate crystals change colour from blue to white on heating?
1 point
Due to hydration
Due to hydrogenation
Due to dehydrogenation
Due to dehydration
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Explanation:
when copper sulphate is heated for some time, the blue colour disappears and it becomes white-gray in colour. This is because the water molecules are lost on heating and copper sulphate pentahydrate is converted to anhydrous copper sulphate.
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