Question

1. Write the balanced chemical reaction when (a) Bleaching powder is kept open in air (b) blue
crystals of copper sulphate are heated.​

Answer 1

HeYa♥

Answer:

(1) Bleaching powder is kept open in air: It absorbs carbon dioxide and produces calcium carbonate and liberate chlorine which is used for disinfection.

CaOCl2 + CO2 → CaCO3 + Cl2

2) blue crystals of copper sulphate are heated: Copper sulfate is blue in its hydrated form and colorless in anhydrous form.

CuSO4. 5H2O

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Answer 2

Hey mate this is your answer..

-- For bleaching Powder --

Ca(OH)2 + Cl2 -------> CaOCl2 + H2O

-- For Copper Sulphate --

CuSO4 -------> Cu + SO4

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