engineering chemistry MCQ #938

The energy required to remove an electron from the ground state of Li²+ is

engineering chemistry MCQ #938

  1. Question 1

    Q1. The energy required to remove an electron from the ground state of Li²+ is

    • A) 122.4 eV
    • B) 13.6 eV
    • C) 54.4 eV
    • D) 217.6 eV

    Answer: 122.4 eV

    Explanation: For Li²+, Z = 3, so ionization energy is 9 x 13.6 = 122.4 eV.