Why is BF3 monomeric and not a dimer?

Subject: Why is BF3 monomeric and not a dimer?

Date: Sun Nov 25 12:49:21 2001
Posted by Marita
Grade level: undergrad School: McGill University
City: Montreal State/Province: Quebec Country: Canada
Area of science: Chemistry
ID: 1006710561.Ch

Message:


I know that B in BF3 does not satisfy the octet rule, so it should form a 
multicenter bond like BH3 does.... but it doesn't. I think it has something to 
do with the electronegativity of F but I am not shure. Thanks for any help you 
can give, I am really stumped.

Re: Why is BF3 monomeric and not a dimer?

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