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NEET 2011 Chemistry question

ChemistryThe p-Block ElementsNEET 2011

Which one of the following is present as an active ingredient in bleaching powder for bleaching action ?

Answer: (2)

Solution

Bleaching powder, prepared by passing chlorine over dry slaked lime, is a mixture often written as (or ). Its bleaching action is due to the hypochlorite part: with dilute acid it liberates chlorine,

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Question ID VK-090822