MDCAT Chemistry MCQ #890

How do emission and absorption spectra differ in terms of energy transitions?

MDCAT Chemistry MCQ #890

  1. Question 1

    Q1. How do emission and absorption spectra differ in terms of energy transitions?

    • A) Emission: electron loses energy; Absorption: gains energy
    • B) Emission: electron gains energy; Absorption: loses energy
    • C) Emission: nucleus decays
    • D) Absorption: photon is destroyed

    Answer: Emission: electron loses energy; Absorption: gains energy

    Explanation: Emission spectra result from energy loss by electrons. Absorption involves energy gain.