AlF6-3- is known but BF6-3- is unknown.Why.?

AlF6-3- is known but BF6-3- is unknown.Why.?


2 Answers

swapan jain
30 Points
12 years ago

B does not have d orbitals .hence its maximum covalency is four.

Aman Bansal
592 Points
12 years ago

Dear Rahul,

Boron is unable to expand its octet due to non-availability of d -orbitals. The maximum covalence of boron cannot exceed 4.

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