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Unformatted text preview: • Scarce except aluminum which is the most abundant • Soft and low melting points • Boron is a metalloid, all others are metals Group 14—Carbon Family • Very different physical and chemical properties • Relatively Unreactive4 valence electrons • Form covalent compounds Group 15—Nitrogen Family • Covalent compounds • Solids at room temp except for nitrogen • 5 valence electrons Group 16—Oxygen Family • Elements/Compounds • 6 valence electrons • Covalent compounds • Diatomic and polyatomic molecules • Br I N Cl H O F Groups 17—Halogen Family • Match up well with group 1 • Most reactive non-metals • Form negative ions and combine to form ionic compounds...
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This note was uploaded on 02/25/2012 for the course CHEM 4385 taught by Professor Staff during the Fall '11 term at Texas State.
- Fall '11