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JEE Main levelSingle correct optionDifficulty 2 of 3pb097

The overall discharge reaction of the lead storage battery is . When 3 mol of electrons are delivered, the amount of consumed is

  1. A2 mol
  2. B1.5 mol
  3. C3 mol
  4. D6 mol

Answer: C

The overall reaction transfers 2 electrons and consumes 2 mol , i.e. 1 mol per mole of electrons. For 3 mol of electrons, 3 mol of is consumed.
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