For hydrogen, fine-structure splitting of the 2p state is only about 50 eV. What
Chapter 36, Problem 52(choose chapter or problem)
For hydrogen, fine-structure splitting of the 2p state is only about 50 eV. What percentage is this difference of the photon energy emitted in the 2p S 1s transition? Your answer shows why its hard to observe spin-orbit splitting in hydrogen.
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