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Give the reason for bleaching action of ...

Give the reason for bleaching action of `Cl_(2)` ?

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Bleaching action of chlorine is due to its oxidizing property. When chlorine reacts with water, it gives nascent oxygen which decoloures is the coloured substance.
`Cl_(2)+H_(2)O to2HCl+[O]`
Coloured substance `+ [O] to` Colourless substance
Bleaching action of chlorine creates permanent effect. It bleaches the vegetable or organic matter in the presence of moisture.
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