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When an electron drops from a higher energy level to a low energy level then

Option: 1

Energy is emitted in the form of Photon


Option: 2

Energy is absorbed in the form of Photon


Option: 3

atomic number increases


Option: 4

atomic number decreases


Answers (1)

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When an electron de excites from a higher energy level to a lower energy level, the difference in energy is emitted in the form of a photon. 

There is no change in atomic number of an atom due to excitation or de excitation of electron as the atomic number is the number of protons present inside the nucleus

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Ramraj Saini

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