valence electron

valence electron

n.

An electron in an outer shell of an atom that can participate in forming chemical bonds with other atoms.

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valence electron

An electron in one of the outer shells of an atom that can participate in forming chemical bonds with other atoms.

Thesaurus

Noun

1.

valence electron - an electron in the outer shell of an atom which can combine with other atoms to form molecules electron, negatron - an elementary particle with negative charge