Question

Identify the correct statements regarding the structure of $Al(B{H}_4{)}_3$
(1) ‘Al’ is $s{p}^3{d}^2$ and ‘B’ is $s{p}^3$ hybridized (2) It has 6 $3C-2e^{-}$ bonds
(3) It has 6 bonds (4) It has 6 $2C-2e^{-}$ bonds

• A. only 1, 3, 4
• B. only 1, 2, 3
• C. only 1, 2, 4
• D. 1, 2, 3 and 4

Answer 1

The correct option is D

1, 2, 3 and 4

‘Al’ is $s{p}^3{d}^2$ hybridized ‘B’ is $s{p}^3$ hybridized

6 $3C-2e^{-}$ bonds, 6 $2C-2e^{-}$ bonds and 6 Al - H-B bonds