Physics · Chemical Effects of Electric Current
Identify the correct products formed during the discharge reaction that takes place at the cathode (often referenced in electrochemical systems as the positive plate during discharging) of a lead-acid cell: PbO2 + 4H+ + SO42− + 2e− →
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1PbH2 + 2H2SO2
- 2PbSO4 + 2H2O✓
- 3PbSO2 + 2H2O2
- 4PbO4 + 2H2S
Correct answer
PbSO4 + 2H2O
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