Question

Spin only magnetic moment value of $C{r}^{3+}$ ion is

• A. 2.87BM
• B. 3.87 BM
• C. 3.47 BM
• D. 3.67 BM

Answer 1

Answer: (B)

$C{r}^{3+}=3d^3;<br/>$ Hence, $C{r}^{3+}=3d^3;$
$Bm=\sqrt{3(3+2)}=\sqrt{15}=3.87BM$