Experiment 28: Redox Reactions Oxidation half- reaction: Reduction half- reaction: 2. Balance the following reaction using the ion-electron method. a) MnO2 (aq) + C204² (29)? MnO2 (s) + CO2(g) (in acidic solution) Overall balanced equation: Oxidation half-reaction: Name: b) N2(g) + Fe²+ (aq) ? N2O4 (g) + Fe (s) (in basic solution) Reduction half-reaction: Date: Overall balanced equation: -eium metal and 206