Boron cannot form which one of the following anions? | Chemistry | SolveeIt

Boron cannot form which one of the following anions?

$BO _{2}^{-}$

$BF _{6}^{3-}$

$BH _{4}^{-}$

$B ( OH )_{4}^{-}$

Answer

$BF _{6}^{3-}$

Explanation

Due to absence of low lying vacant $d$ orbital in $B$ . $sp^{3} d ^{2}$ hybridization is not possible hence $BF _{6}^{3-}$ will not formed.

Chemistry Question on Group 13 Elements