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Atomic StructureMCQ

Which change in principal quantum number for an electron in a hydrogen atom would correspond to emis โ€” Atomic Structure Chemistry Question

Question

Which change in principal quantum number for an electron in a hydrogen atom would correspond to emission of the longest-wavelength photon?

A.

n = 4 ๏‚ฎ n = 1

B.

n = 5 ๏‚ฎ n = 2

โœ“ Correct
C.

n = 1 ๏‚ฎ n = 5

D.

n = 2 ๏‚ฎ n = 4

๐Ÿ’ฌ
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