The spin only magnetic moments
Question:

The spin only magnetic moments (in BM) for free $\mathrm{Ti}^{3+}, \mathrm{V}^{2+}$ and $\mathrm{Sc}^{3+}$ ions respectively are

(At.No. Sc : 21, Ti : 22, V : 23)

1. $3.87,1.73,0$

2. $1.73,3.87,0$

3. $1.73,0,3.87$

4. $0,3.87,1.73$

Correct Option: , 2

Solution:

$\mu=\sqrt{\mathrm{n}(\mathrm{n}+2)} \mathrm{BM}$