Physics · Atomic Physics
An excited hydrogen atom emits a photon of wavelength λ in returning to ground state. The quantum number n of the excited state is (where R = Rydberg's constant):
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1√1λR(λR - 1)
- 2√λR - 1λR
- 3√λRλR - 1✓
- 4√(λR(λR - 1))
Correct answer
√λRλR - 1
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