Question

In which of the following molecules / ions $BF _{3},\,NO _{2}^{-}, NH _{2}^{-}$ and $H _{2} O$, the central atom is $sp ^{2}$ hybridized ?

• A. $NO_2^ -$ and $NH_3$
• B. $BF_3$ and $NO_2^ -$
• C. $NH_2^-$ and $H_2 O$
• D. $BF_3$ and $NH_2^-$

Answer 1

Answer: (B)

$BF_3$ and $NO_2^ -$

Answer 2

Both $BF _{3}$ and $NO _{2}^{-}$ is sp $^{2}$ hybridized.