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Which one of the following compound is a...

Which one of the following compound is a gas (at `0^(@)C`):

A

`BF_(3)`

B

`BCl_(3)`

C

`BBr_(3)`

D

`Bl_(3)`

Text Solution

Verified by Experts

The correct Answer is:
A

There is least van der Waal's force of attraction in `BF_(3)` on account of less number of polarisable electrons among the boron halides. So `BF_(3)` is gas at `0^(@)C`.
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