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Dmitry Kuskov · Answer 1 · 2021-10-11T08:46:46+0000

Answer:

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

Boggio · Answer 2 · 2021-10-14T11:24:23+0000

Answer:

In chemistry and physics, a valence electron is an outer shell electron with an atom, and that can participate in the formation of a chemical bond if the outer shell is not closed; in a single covalent bond, both atoms in the bond contribute one valence electron in order to form a shared pair.

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