CHM · CHM-2022-CR6-063रसायन विज्ञान (Chemistry)
Given below are half cell reactions: MnO₄⁻ + 8H⁺ + 5e⁻ → Mn²⁺ + 4H₂O; Eº = −1.510 V ½ O₂ + 2H⁺ + 2e⁻ → H₂O; Eº = +1.223 V Will the permanganate ion, MnO₄⁻ liberate O₂ from water in the presence of an acid?