question_answer

 The state of hybridisation of \[B\] in \[BC{{l}_{3}}\] is [Pb. CET 2000; BHU 2004]

A)                 \[sp\]   

B)                 \[s{{p}^{2}}\]

C)                 \[s{{p}^{3}}\]    

D)                 \[s{{p}^{2}}{{d}^{2}}\]

Correct Answer: B

Solution :

           The configuration of \[_{5}B=1{{s}^{2}},2{{s}^{2}}2{{p}^{1}}\]