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Bleaching Action of Chlorine

Which of the ...

Question

Which of the following can decolorise a coloured substance by bleaching?

A

Hydrogen gas

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B

Oxygen

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C

Chlorine gas

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D

Carbon dioxide

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Solution

The correct option is C Chlorine gas
Chlorine gas is used for bleaching fabrics.
It decolourises the dull fabrics because of its strong bleaching action.

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