question_answer

Each \[B-H-B\] bridge in \[{{B}_{2}}{{H}_{6}}\] is formed by the sharing of

A)  2 electrons        

B)  4 electrons

C)  1 electron          

D)  3 electrons

E)  8 electrons

Correct Answer: A

Solution :

                \[{{B}_{2}}{{H}_{6}}\]has the following structure From the structure, it is clear that \[B-H-B\] bridge is formed by sharing of two electrons between three centres. This is called banana bond.