engineering physics MCQ #380

The energy of the photon absorbed by hydrogen atom to jump from n = 1 to n = 3 is?

engineering physics MCQ #380

  1. Question 1

    Q1. The energy of the photon absorbed by hydrogen atom to jump from n = 1 to n = 3 is?

    • A) 12.09 eV
    • B) 10.2 eV
    • C) 1.89 eV
    • D) 3.4 eV

    Answer: 12.09 eV

    Explanation: Calculate ΔE = E3 - E1 = (-1.51 eV) - (-13.6 eV) = 12.09 eV.