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Lead storage battery: what happens during charging and discharging

This type of question, asked 2 times: 12 Apr 2023, 4 Apr 2025. All 2 questions below, oldest first.

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  1. Question 1

    12 Apr 2023

    42
    For lead storage battery pick the correct statements (A) During charging of battery, PbSO4PbSO_{4} on anode is converted into PbO2PbO_{2} (B) During charging of battery, PbSO4PbSO_{4} on cathode is converted into PbO2PbO_{2} (C) Lead storage battery, consists of grid of lead packed with PbO2PbO_{2} as anode (D) Lead storage battery has ∼38%\sim 38\% solution of sulphuric acid as an electrolyte Choose the correct answer from the options given below:

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  2. Question 2

    4 Apr 2025

    36
    On charging the lead storage battery, the oxidation state of lead changes from x1x_{1} to y1y_{1} at the anode and from x2x_{2} to y2y_{2} at the cathode. The values of x1,y1,x2,y2x_{1},y_{1},x_{2},y_{2} are respectively:

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