The ion is unstable in solution and undergoes disproportionation to give ,

CHEMISTRY · Subjective · A Level · Chemistry · Oxidation, reduction and redox reactions · Oxidation, reduction and redox reactions

Problem

The

\text{Mn}^{3+}

ion is unstable in solution and undergoes disproportionation to give

\text{Mn}^{2+}

\text{MnO}_2

, and

\text{H}^+

ion. Write a balanced ionic equation for the reaction.