Which of the following transitions (in a hydrogen atom)represent emission of the longest wavelength photon?
A)n = 1 to n = 2
B)n = 3 to n = 1
C)n = 3 to n = 4
D)n = 4 to n = 2
E)n = 5 to n = 4

Question

Quizplus · Accepted Answer

The longest wavelength corresponds to the smallest energy difference. The transition from n = 5 to n = 4 has the smallest energy difference among the given options, resulting in the emission of the longest wavelength photon.

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