engineering physics MCQ #429

The energy required to ionize a hydrogen atom from its ground state is

engineering physics MCQ #429

  1. Question 1

    Q1. The energy required to ionize a hydrogen atom from its ground state is

    • A) 10.2 eV
    • B) 13.6 eV
    • C) 16.2 eV
    • D) 20.4 eV

    Answer: 13.6 eV

    Explanation: The ionization energy is the energy required to remove an electron from the ground state, which is 13.6 eV.