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Zn + 2OH⁻ → ZnO + H₂O + 2e⁻ . 1 mol Zn (68 g) requires 2F. Moles = (0.68/68) = 0.01 mol , Charge = 0.01 × 2 = 0.02 F .
Ref: NCERT Class 12 Chemistry > Chapter 2: Electrochemistry > Topic: Electrochemical Cells - Galvanic Cells and Electrode Potential
Charging reverses discharge: Anode: PbSO₄ + 2H₂O → PbO₂ + SO₄²⁻ + 4H⁺ + 2e⁻ .
Ref: NCERT Class 12 Chemistry > Chapter 2: Electrochemistry > Topic: Batteries - Primary Secondary and Fuel Cells
Anode: H₂ + 2OH⁻ → 2H₂O + 2e⁻ in basic medium.
Ref: NCERT Class 12 Chemistry > Chapter 2: Electrochemistry > Topic: Batteries - Primary Secondary and Fuel Cells
Anode: H₂ + 2OH⁻ → 2H₂O + 2e⁻ in basic medium.
Ref: NCERT Class 12 Chemistry > Chapter 2: Electrochemistry > Topic: Batteries - Primary Secondary and Fuel Cells
Anode: H₂ + 2OH⁻ → 2H₂O + 2e⁻ . 1 mol H₂O (22.4 L as vapor) requires 2F. Moles = (0.224/22.4) = 0.01 mol , Charge = 0.01 × 2 × 96500 = 1930 C .
Ref: NCERT Class 12 Chemistry > Chapter 2: Electrochemistry > Topic: Batteries - Primary Secondary and Fuel Cells
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