1.MnO42−_4^{2-}42− (1 mole) in neutral aqueous medium is disproportionated toa.2/3 mole of MnO4−_4^-4− and 1/3 mole of MnO2_22b.1/3 mole of MnO4−_4^-4− and 2/3 mole of MnO2_22c.1/3 mole of Mn2_22O7_77 and 1/3 mole of MnO2_22d.2/3 mole of Mn2_22O7_77 and 1/3 mole of MnO2_22Login to continueOnly logged in users canattempt or see the solution.