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Unformatted text preview: 115 Known Elements Chemical Bonding Concepts: Chemical Bond-Classic Description : Covalent (shared perfectly), Ionic, Polar Covalent (shared unequally)- Classified by Electronegativity- Quantum Mechanical Description : Mathematically rigorous, precisely describes bonds-Molecular Orbital Theory Periodic Table 115 Known Elements- Metals [Left of PT], Metalloids (semi-metals), Non-Metals [Right of PT]-Metals : Conductors, Positive ions, ionic hydrides-Metalloids : volatile hydrides-Non-Metals: Non-conductors, volatile hydrides...
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