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Question

What kind of reaction is slaking of lime?

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Solution

The addition of limited quantity of water breaks the lumps of lime.This process is called slaking of lime.

CaO + H₂O ——>Ca(OH)₂

This reaction is exothermic and produces hissing sound .It’s suspension in water is called as milk of lime.Quick lime slaked with soda gives sodalime.When dry slaked lime is subjected to the action of chlorine,bleaching powder is formed


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