MDCAT Physics MCQ #360

What is the cause of the isotope shift in atomic spectra?

MDCAT Physics MCQ #360

  1. Question 1

    Q1. What is the cause of the isotope shift in atomic spectra?

    • A) Magnetic field
    • B) Electric field
    • C) Nuclear mass
    • D) Radiation pressure

    Answer: Nuclear mass

    Explanation: Nuclear mass causes isotope shift, as it affects the energy levels.