NaCl (sodium chloride or table salt) - an ionic compound

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NaCl (sodium chloride or table salt) - an ionic
compound
metal non-metal exist in extended network
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• Organic chemistry the chemistry of carbon
  compounds
• Bonding in organic molecules (Lewis Structures)

Carbon ALWAYS has 4 bonds Hydrogen ALWAYS has 1
bond
Oxygen usually has 2 bonds (and two lone pairs)

• Nitrogen usually has 3 bonds
• (and one lone pair)
• Halogens usually have 1 bond
• (fluorine, chlorine, bromine, iodine)

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tetrahedral
pyramidal
bent
trigonal planar
linear
Molecules adopt a shape that minimizes electron
repulsion
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Ethylene shape around carbon atoms is trigonal
planar
Double bonds cannot freely rotate.
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Electronegativity ability of an atom to attract
shared electrons
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