Lead-Acid Battery
diagram of lead acid battery
PbO2 + Pb + 2H2SO4 = PbSO4 + PbSO4 + 2H2O
The Anode is spongy lead on Pb-Sn-Ca alloy
The Cathode is lead dioxide on Pb-Sn-Ca alloy
The Electrolyte is dilute sulfuric acid solution
The Salt Bridge is the Separator
It will take six 2 volt cells to make one 12 volt battery.
The information and figure are from the Panasonic corporation.