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M-shell: Meaning and Definition of

M-shell

Pronunciation: (em'shel"), [key]
— n. Physics.
  1. the third shell of electrons surrounding the nucleus of an atom and containing, when filled, 18 electrons having principal quantum number three. Cf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
M.S.H.E. M.S.Hort.
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