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IEVref:521-01-08ID:
Language:enStatus: Standard
Term: principal quantum number
Synonym1: first quantum number
[Preferred]
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Symbol: n
Definition: positive integer number characterizing the important changes of energy level of the electrons in an atom

NOTE – According to the Bohr atom model, the main quantum number may be considered as characterizing the size of an electron orbit.


Publication date:2002-05
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