MDCAT Physics MCQ #281

The wavelength of a spectral line emitted by hydrogen atom is given by 1/λ = R(1/2^2 - 1/n^2). What is the value of n?

MDCAT Physics MCQ #281

  1. Question 1

    Q1. The wavelength of a spectral line emitted by hydrogen atom is given by 1/λ = R(1/2^2 - 1/n^2). What is the value of n?

    • A) 3
    • B) 4
    • C) 5
    • D) 6

    Answer: 3

    Explanation: The given formula corresponds to the Balmer series; for the first line, n = 3; option B is for the second line.