An electron transition from n = 2 to n = 5 in a Bohr hydrogen atom would correspond to the following energy. A)4.9 × 10^-19 J B)4.9 × 10¹⁹ J C)-4.9 × 10^-19 J D)-4.9 × 10¹⁹ J E)4.9 × 10^-16 J

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Quizplus · Accepted Answer

An electron moving from a lower energy level (n=2) to a higher energy level (n=5) in a hydrogen atom absorbs energy, resulting in a positive energy change. The notation 4.9 × 10^-19 J indicates a positive value appropriate for energy absorption.

An Electron Transition from N = 2 to N =