Physics · Electrochemistry
During the discharging of a lead storage battery, which chemical reaction occurs at the anode?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1PbO2(s) + SO42-(aq) + 4H+(aq) + 2e- → PbSO4(s) + 2H2O(l)
- 2Pb(s) + SO42-(aq) → PbSO4(s) + 2e-✓
- 3Pb(s) + PbO2(s) + 2H2SO4(aq) → 2PbSO4(s) + 2H2O(l)
- 4PbSO4(s) + 2H2O(l) → PbO2(s) + SO42-(aq) + 4H+(aq) + 2e-
Correct answer
Pb(s) + SO42-(aq) → PbSO4(s) + 2e-
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