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Reaction with Metals

O2 is absorbe...

Question

$O_{2}$ is absorbed by alkaline solution of pyrogallol.

A

True

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B

False

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C

Ambiguous

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D

None of these

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Solution

The correct option is A True
Pyrogallol is a white solid. It is very sensitive towards oxygen. When an alkaline solution, it absorbs oxygen from the air, turning brown from a colourless solution.

Hence, option A is correct.

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