Chemistry - Ch 8
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31 Terms
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mono
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di
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tri
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tetra
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penta
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hexa
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hepta
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octa
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nona
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deca
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Bond-dissociation energy
amount of energy needed to break bonds
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Inverse relationship
bond length and bond energy
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Bond length
the distance between two bonded nuclei
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Ionic bonds
a metal and a non-metal, transfer electrons
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Covalent/Molecular bonds
a non-metal and a non-metal, share electrons
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unshared pairs of electrons influence:
molecular shape
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Lewis structures can *predict*:
molecular shape
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Valence electrons determine:
shape
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0 - 0.5
nonpolar covalent
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0\.5 - 2.1
polar covalent
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2\.1 - 3.3
ionic
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Polarity is related to:
Bond Strength
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Linear
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Bent
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Trigonal Planar
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Trigonal Pyramidal
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Tetrahedral
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Diatomic Molecules
N, H, O, Cl, F, Br, I
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A region of high probability where electrons are shared
Molecular orbital
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Molecular bonds lengths are averages (because:)
The bonds are flexible
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Which atom is most likely to form a triple covalent bond
Carbon