Which of the following reaction occurs at the anode during the charging of lead storage…
Chemistry · JEE Advanced · NTA Exams — Electrochemistry
Which of the following reaction occurs at the anode during the charging of lead storage battery ?
- Pb2+ + 2e– \(\text { → }\) Pb
- Pb2+ + \(\mathrm{SO}_{4}^{2-}\)\(\text { → }\) PbSO4
- Pb \(\text { → }\) Pb2+ + 2e–
- PbSO4 + 2H2O \(\text { → }\)PbO2 + 4H+ + \(\mathrm{SO}_{4}^{2-}\)+ 2e–
Answer
(D) PbSO 4 + 2H 2 O → PbO 2 + 4H + + SO _ 4 ^ 2- + 2e –
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