Chemistry - Complete d-block Question with Solution | TestHub

Here$\mathrm{M}{\mathrm{n}}_2{\mathrm{O}}_7$is most acidic oxide here.
${\text{Mn}}_{\text{2}}{\text{O}}_{\text{7}}\text{>}{\text{Mn}}_{\text{2}}{\text{O}}_{\text{3}}\text{>}{\text{MnO}}_{\text{2}}\text{>}\text{MnO}$
$\text{Acidity}\propto \text{oxidation}\text{state}$