A hydrogen atom is in its n = 2 excited state when its electron absorbs a photon of energy .What is the energy of the resulting free electron? The lowest level energy state of hydrogen is -13.6 eV.(h = 6.626 × 10-34 J ∙ s,1 eV = 1.60 × 10-19 J)
A) 5.1 eV
B) 6.6 eV
C) 6.9 eV
D) 7.6 eV
Correct Answer:
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