In a lead storage battery during charging, what is the oxidation state of lead in the anode product?
Charging anode: PbSO₄ + 2e⁻ → Pb + SO₄²⁻ . Pb has oxidation state 0.
Ref: NCERT Class 12 Chemistry > Chapter 2: Electrochemistry > Topic: Batteries - Primary Secondary and Fuel Cells