valence electron

1. 1.

   an electron in the outer shell of an atom which can combine with other atoms to form molecules

   Broaderelectron

Questions about valence electron

What does valence electron mean?

valence electron means "an electron in the outer shell of an atom which can combine with other atoms to form molecules".

Is valence electron a common word?

valence electron is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.