Question
The magnetic moment is measured in Bohr Magneton (BM).
Spin only magnetic moment of $\mathrm{Fe}$ in $\left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right]^{3+}$ and $\left[\mathrm{Fe}(\mathrm{CN})_{6}\right]^{3-}$ complexes respectively is :