MDCAT Physics MCQ #332

Why does each element have a unique atomic spectrum?

MDCAT Physics MCQ #332

  1. Question 1

    Q1. Why does each element have a unique atomic spectrum?

    • A) Varied nuclear charges
    • B) Distinct energy level spacing
    • C) Different interatomic forces
    • D) Random electron motion

    Answer: Distinct energy level spacing

    Explanation: Energy level spacing determines spectral fingerprints; A fails as charge alone doesn’t define transitions.