when crystals of copper sulphate are strongly heated, the residue obtained is .......... in colour.
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santy2
Crystals of Copper Sulphate are hydrated and thus it is known as hydrated Copper Sulphate.
Hydrated Copper Sulphate is blue in color.
When Hydrated Copper Sulphate is heated a reversible reaction occurs where the Hydrated Copper Sulphate loses water to become anhydrous Copper Sulphate which is a white powder.
Answers & Comments
Hydrated Copper Sulphate is blue in color.
When Hydrated Copper Sulphate is heated a reversible reaction occurs where the Hydrated Copper Sulphate loses water to become anhydrous Copper Sulphate which is a white powder.
The equation of this reaction is given by:
Hydrated Copper Sulphate(blue) + Heat ⇄ Anhydrous Copper Sulphate (white) +Water