Bleaching powder slowly loses its activi...

Bleaching powder slowly loses its activity when it stands in air. This is due to:

A

Reaction with moisture to liberate `O_2`

B

Reaction with `CO_2` to evolve `Cl_2`

C

Loss of `CaCl_2`

D

Formation of `Ca(OH)_2`

Text Solution

Verified by Experts

The correct Answer is:

B

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