Sum of the spin only magnetic moment (in the units of B.M.) of the following complexes:

$$\begin{gathered} {\left[Cu{\left(N{H}_3\right)}_4\right]}^{2+};{\left[Fe{\left(CN\right)}_6\right]}^{3-};{\left[NiC{l}_4\right]}^{2-};{\left[Co{F}_6\right]}^{3-};\left[Fe{\left(H_{2}O\right)}_5\left(NO\right)\right]S{O}_4 \\ [Given:\sqrt{2}=1.41,\sqrt{3}=1.73,\sqrt{5}=2.24,\sqrt{7}=2.64,\sqrt{15}=3.87,\sqrt{24}=4.90] \end{gathered}$$

Complex                                   Magnetic moment

${\left[Cu{\left(N{H}_3\right)}_4\right]}^{2+}$                       $\sqrt{3}=1.73B.M$

${\left[Fe{\left(CN\right)}_6\right]}^{3-}$                         $\sqrt{3}=1.73B.M$

${\left[NiC{l}_4\right]}^{2-}$                              $2\sqrt{2}=2.82B.M$

${\left[Co{F}_6\right]}^{3-}$                              $\sqrt{24}=4.90B.M$

$\left[Fe{\left(H_{2}O\right)}_5\left(NO\right)\right]S{O}_4$        $\sqrt{15}=3.87B.M$