Ni-Cad nickel-cadmium) Battery Anode reaction Cd(s)+2 OH(aq)- Cd(oH)2(s)+2e Cathode reaction NiO(OH)(s)+H2o(e)+e"- Ni(OH)2(s)+OH(aq) Net reaction Cd(s )+2 NiO(OH)(s)+2 H2o(e)- Cd(OH)2(s)+2 Ni(oH)2(s, E=+14V Recharging reaction Cd(oH)2(s)+2 Ni(OH)2 (s)-Cd(s)+2 NiO(OH)(s)+2 H2o(e E=-14V Positive terminal Powdered Cadmiun Electrode Separators Core Nickel Electrode (Cathode) Negative terminal- 可充电的镍锅干电池的结构和反应可充电的镍镉干电池的结构和反应