Question

Absorption spectrum results when an electron in an atom undergoes a transition from __________

(a) Higher energy level to a lower one

(b) Lower energy level to a higher one

(c) Intermediate levels

(d) All of the mentioned

This question was addressed to me in an internship interview.

Origin of the question is Origin of spectrum in division Absorption Spectroscopy of Engineering Chemistry I

Answer 1

Correct option is (b) Lower energy level to a higher one

The explanation is: Absorption spectrum results when an electron in an atom undergoes a transition from lower energy level to a higher one.