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What is All are true regarding bleaching powder, except – and explain in detail?
Bleaching powder : -

Bleaching powder is also known as chlorinated lime.
It is a disinfectant mainly used for disinfecting


Water
Faeces
Urine



It kills most of the organism when used in strength of 1 to 3%
The chief drawback of bleaching powder is that it is an unstable compound and loses its chlorine content on storage.
Its action is rapid and brief
A good sample of bleaching powder contains 33% of "available chlorine".
It is a white amorphous powder with a pungen smell of chlorine.
When mixed with excess of lime it retains its strength, this is called stabilized bleach.
Bleaching powder should be stored in a cool dry place.