Question

heating a hydrated copper sulphate crystal is deemed a chemical change give reason

Answer 1

Answer:

When we heat a hydrated copper sulphate crystal then the water is evaporated and the blue colour of copper sulphate turns into colourless..

and the solution becomes anhydrous because the water molecules are evaporated.

The 5 water molecules of Blue Copper Sulphate is evaporated and it seems to be a chemical change..

Explanation:

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Answer 2

SOLUTION

Heating hydrated copper sulphate crystal is a chemical change as on adding water drops on white powder of CuSO 4 (amorphous) colour restores but geometric shape is not restored i.e. after heating new composition is found to give crystalline shape.

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