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Meaning of principal quantum number | Babel Free

Noun CEFR C1

Definitions

The quantum number (of an atomic orbital) that specifies the energy of an electron in an atom and, hence, which shell it occupies

CEFR level

C1

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

principal record principal root principal square root principal ultrafilter principal-agent problem principal, headmaster