What is the energy of a photon emitted in a transition from the n = 3 state to the n = 2 state in He+?

A. 15.1 eV
B. 7.56 eV
C. 3.78 eV
D. 2.12 eV
E. 1.89 eV


B. 7.56 eV

Physics & Space Science

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