the correct statement is

1.	the correct statement is
Answer» `BI_(3)` is the weakestLewis acid AMONG the BORON halides there is minimum `ppi- ppi`back bonding in `BF_(3)` `BF_(3)` is the STRONGEST LEWISACID among the otherboronhalides there ismaximum `ppi-ppi`back bonding in `BF_(3)`. Solution :There is maximum `ppi-ppi` back bondingin `BF_(3)` due toidentical sizes of `2p`-orbitals of B and F.

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