The magnetic moment of the complex anion
Question:

The magnetic moment of the complex anion $\left[\mathrm{Cr}(\mathrm{NO})\left(\mathrm{NH}_{3}\right)(\mathrm{CN})_{4}\right]^{2-}$ is :

1. $2.82 \mathrm{BM}$

2. $5.91 \mathrm{BM}$

3. $1.73 \mathrm{BM}$

4. $3.87 \mathrm{BM}$

Correct Option: , 3

Solution:

Solution not required