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valence electron |
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valence electron, any of the electrons in the highest principal energy level of an atom or ion. They are responsible for the bonding of atoms to form crystals, molecules, and compounds. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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In the standard two-dimensional view, the table's row (horizontal) dimension specifies the number and arrangement of bonding electrons that occupy an element's outer, or valence, electronic shells, the region of all chemical bonding. |
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