### excited state from n=1 to n=3, do they come back down?

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**Thu Aug 25, 2011 9:43 am**Question: When electrons come back down from an excited state, say from n=1 to n=3, do they come back down to n=1 after they emit the energy? Can they fall incrementally from n=3 to n=2 to n=1, thereby emitting 2 different frequencies of light?