Dictionary

valence electron

noun

Definition of VALENCE ELECTRON

:  a single electron or one of two or more electrons in the outer shell of an atom that is responsible for the chemical properties of the atom

First Known Use of VALENCE ELECTRON

1922

valence electron

noun    (Medical Dictionary)

Medical Definition of VALENCE ELECTRON

:  a single electron or one of two or more electrons in the outer shell of an atom that is responsible for the chemical properties of the atom

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