Question
Asked May 30, 2019

What is a valence electron and why are they important to a chemist, and there for all of life? 

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Step 1

Valence electrons are the electrons in the outermost energy level of an atom in the energy level that is farthest away from the nucleus. When chemists study chemical reactions, they study the transfer or sharing of electrons. Those valence electrons are the ones lost, gained, or shared.

Step 2

Valence electrons are the electrons that reside in the outermost electron shell of an atom in the highest energy level. T...

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