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BCl(3) does not exist as dimer but BH(3)...

`BCl_(3)` does not exist as dimer but `BH_(3)` exists as dimer because

A

Chlorine is more electronegative than hydrogen

B

There is `p pi-p pi` back bonding in `BCl_(3)` but `BH_(3)` does not contain such bonding

C

Large sized chlorine atoms do not fit between the small boron atoms whereas small sized hydrogen atoms get fitted between boron atoms.

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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