Which of the following transitions (in a hydrogen atom)represent absorption of the smallest frequency photon?
A)n = 5 to n = 6
B)n = 5 to n = 4
C)n = 4 to n = 1
D)n = 1 to n = 3
E)n = 1 to n = 2

Question

Quizplus · Accepted Answer

The smallest frequency photon corresponds to the smallest energy difference between levels. The transition from n = 5 to n = 6 has the smallest energy difference, hence the smallest frequency.

Which of the Following Transitions (In a Hydrogen Atom)represent Absorption