Question

Identify the correct statements regarding the structure of $Al\left(\right. \left(BH\right)_{4} \left.\right)_{3}$ .
1. $Al$ is sp³d² and B is sp³ hybridized.
2. It has $63c-2e$ bonds.
3. It has $6Al-H-B$ bonds.
4. It has $62c-2e$ bonds.

• A. Only 1, 3, 4
• B. Only 1, 2, 3
• C. Only 1, 2, 4
• D. All of 1, 2, 3 and 4

Answer 1

Answer: (D)

$Al$ is sp³d² hybridized.
$B$ is sp³ hybridized.

It has $63c-2e,62c-2e$ bonds and $6Al-H-B$ bonds.