PCl3 fumes in moisture because

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it gets hydrolysed in the presence of moisture giving fumes of HCI

it gets hydrolysed in the presence of moisture giving fumes of Cl2 gas

it gets reduced

None of the above

answer is A.

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Detailed Solution

When PCl3 comes in contact with air, it reacts with the moisture present in air to form phosphorous acid and white fume of hydrochloric acid.

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