Understanding periodic trends in atomic size

Understanding periodic trends in atomic size - • Anions...

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Understanding periodic trends in atomic size Problem: Atoms or ions get smaller as you go from left to right along a period of the periodic table--stronger attraction Atoms or ions get bigger as you go down along a group--additional shells of electrons
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Unformatted text preview: • Anions are larger than a neutral atom of the same element--the new electron may start another shell, or just increases repulsion • Cations are smaller than a neutral atom of the same element...
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This note was uploaded on 01/24/2012 for the course CHEM 152 taught by Professor Chiu during the Fall '08 term at University of Washington.

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