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Definition of Principal quantum number
1. Noun. (physics) The quantum number (of an atomic orbital) that specifies the energy of an electron in an atom and, hence, which shell it occupies ¹
¹ Source: wiktionary.com
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1. Noun. (physics) The quantum number (of an atomic orbital) that specifies the energy of an electron in an atom and, hence, which shell it occupies ¹
¹ Source: wiktionary.com