Chemistry, asked by nik32, 1 year ago

why does bf3 act as a lewis acid

Answers

Answered by pandukasam

BF3 is an electron deficient compound as there is no octet around boron. So it can accept a pair of electrons to get octet. Thus it behaves as lewis acid.
H3N:------>BF3

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Answered by abhi178

according to Brownsted- Lewis concept an acid in s a substance which accept lone pair . here we see Boron configuration. 1s^2,2s^2 ,2p^1
hence vacant p-orbital exist ,it's mean BF3 has tendency to accept lone pair
hence BF3 is Lewis acid .

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