What Is the Energy of the Photon Emitted When a Hydrogen

question 19

Multiple Choice

What is the energy of the photon emitted when a hydrogen atom undergoes a transition from the $n = 20$ state to the $n = 7$ state?

• A)0.244 eV
• B)0.264 eV
• C)0.283 eV
• D)0.303 eV

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