Secondary (rechargeable) Batteries (2)

Lead Storage

Battery

file://C:\chem_eve\11_Pbacid.mov

11_Pbacid.mov

21mo8an4.mov

• Con-proportionation reaction - same species produced at anode and cathode

• RECHARGEABLE

Overall battery voltage = 6 x (0.36 + 1.68) = 12.24 V

Anode (-) Eo = +0.36 V

Pb(s) + HSO4-

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?

PbSO4(s) + H+ + 2e-

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