Chemistry - Coordination Chemistry Question with Solution | TestHub

A transition metal $(\mathrm{M})$ among $\mathrm{Mn},\mathrm{Cr},\mathrm{Co}$ and Fe has the highest standard electrode potential $\left({\mathrm{M}}^{3+}/{\mathrm{M}}^{2+}\right)$. It forms a metal complex of the type ${\left[\mathrm{M}(\mathrm{CN}{)}_6\right]}^{4-}$. The number of electrons present in the ${\mathrm{e}}_{\mathrm{g}}$ orbital of the complex is _________.