Question

A blue coloured salt which ɡives off steamy vapours on stronɡ heatinɡ

1bCuSO₄. 5H₂O
2 Na₂CO₃.10 H₂O
3 FeSO₄.6H₂O
4 ZnSO₄.7H₂O

JLDI BTAO BRAINLIEST MARK KRDUNGA​

Answer 1

CuSO4. H₂O has a blue colour.

The blue colour is due to the presence of water molecules in the structure. The colour of a salt crystal is usually given by the water of crystallisation. But anhydrous salts (without the water molecules) lose their colour and shape and water molecules, appears white.

become white. Thus, CuSO4, which does not have

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Answer 2

Answer:

CuSO4.5H2O is blue colour salt which gives vapour on heating and colourless CuSO4 is formed which is colourless