MDCAT Physics MCQ #280

The minimum energy required to ionize a hydrogen atom in its ground state is?

MDCAT Physics MCQ #280

  1. Question 1

    Q1. The minimum energy required to ionize a hydrogen atom in its ground state is?

    • A) 10.2 eV
    • B) 13.6 eV
    • C) 12.09 eV
    • D) 1.89 eV

    Answer: 13.6 eV

    Explanation: Ionization energy of hydrogen is 13.6 eV; option A is energy difference between n = 1 and n = 2.