Flashcard 7 - Science Flashcard Set for the NLN NEX

valence electrons

Valence electrons, located in the outermost energy shell of an atom, are pivotal in chemical bonding. These electrons determine an atom’s reactivity and its ability to form bonds with other atoms. As electrons orbit the nucleus in distinct energy levels, the outermost shell, which houses the valence electrons, is crucial for interactions. The number of valence electrons determines an atom’s chemical behavior and bonding tendencies. Elements with the same number of valence electrons often exhibit similar chemical properties. Understanding valence electrons is fundamental in predicting and explaining the diverse chemical behaviors observed across the periodic table.