engineering chemistry MCQ #2760

The reduction potential of a hydrogen electrode at pH = 7 is

engineering chemistry MCQ #2760

  1. Question 1

    Q1. The reduction potential of a hydrogen electrode at pH = 7 is

    • A) -0.41 V
    • B) 0 V
    • C) +0.41 V
    • D) Not defined

    Answer: -0.41 V

    Explanation: For hydrogen electrode, E = -0.0592 * pH = -0.0592 * 7 = -0.414 V.