Question

The spin only magnetic moment of ${\left[Mn{\left(H_{2}O\right)}_6\right]}^{2+}$ complexes is ____ B.M. (Nearest integer)
(Given: Atomic no. of $Mn$ is 25 )

Answer 1

Answer: 6

${\left[Mn{\left(H_{2}O\right)}_6\right]}^{2+}$
$M{n}^{2+}=3d^5$
$\mu =\sqrt{5(5+2)}=5.91BM$