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an electron in the n = 2 energy level of the hydrogen atom drops to the n = 1 level. what is the change in energy of the electron?
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an electron in the n = 2 energy level of the hydrogen atom drops to the n = 1 level. what is the change in energy of the electron?

User Meghaphone
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5 votes

Answer:

it is cation because it is loosing

User Crichavin
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