Consider the electronic transition from n = 4 to n = 1 in a hydrogen atom, and s

Question

Consider the electronic transition from n = 4 to n = 1 in a hydrogen atom, and select the correct statement below.

A. A photon of 122 nm wavelength and 1.64x10-18 J energy was emitted from the hydrogen atom in this electronic transition.
B. A photon of 97 nm wavelength and 2.05x10-18 J energy was absorbed by the hydrogen atom in this electronic transition.
C. A photon of 122 nm wavelength and 1.64x10-18 J energy was absorbed by the hydrogen atom in this electronic transition.
D. A photon of 97 nm wavelength and 2.05x10-18 J energy was emitted from the hydrogen atom in this electronic transition.

Explanation / Answer

B. A photon of 97 nm wavelength and 2.05x10-18 J energy was absorbed by the hydrogen atom in this electronic transition.

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