Chapter 9.2, Problem 2CYU

Identify the hybridization of each underlined atom in the following compounds and ions:

(a) ${\text{<munder accentunder="true"> B <mo> \_ </mo> </munder>H}}_{\text{4}}{}^{-}$

(b) $H_2\text{<munder accentunder="true"> C <mo> \_ </mo> </munder>= <munder accentunder="true"> C <mo> \_ </mo> </munder>H}-{\text{<munder accentunder="true"> C <mo> \_ </mo> </munder>H}}_{\text{3}}$

(c) BCl₃