Some species are given: $\mathrm{Ni^{2+}}$, $\mathrm{Fe^{2+}}$, $\mathrm{Co^{2+}}$, $\mathrm{V^{3+}}$ and $\mathrm{Ti^{2+}}$ How many species have magnetic moment (spin only) less than 3 BM.
Some species are given: $\mathrm{Ni^{2+}}$, $\mathrm{Fe^{2+}}$, $\mathrm{Co^{2+}}$, $\mathrm{V^{3+}}$ and $\mathrm{Ti^{2+}}$
How many species have magnetic moment (spin only) less than 3 BM.