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principal quantum numbers

principal quantum numbers is the plural of principal quantum number.

Meaning of principal quantum number

Noun

principal quantum number (plural principal quantum numbers)

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

Questions about principal quantum numbers

What is principal quantum numbers the plural of?
Principal quantum numbers is the plural of principal quantum number.

Words near principal quantum numbers in the dictionary

  1. principal investigators
  2. principal part
  3. principal parts
  4. principal photography
  5. principal quantum number
  6. principal quantum numbers
  7. principal record
  8. principal root
  9. principal roots
  10. principal square root
  11. principal square roots

Source and license

Adapted from Wiktionary: principal quantum numbers (page history and authors); principal quantum number (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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