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the chemical substance with which an organic compound reacts |
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one sigma bond breaks one sigma bond forms at teh same carbon atom |
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two sigma bonds broken one pi bond formed betwn adjacent atoms |
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one pi bond broken 2 sigma bonds formed |
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the unstable intermediate product |
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homolysis/homolytic cleavage |
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electrons are divided equally (makes uncharged reactive intermediates) |
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heterolysis/heterolytic cleavage |
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electrons both go to one atom (the more electronegative) (Makes charged intermediates) |
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reactive intermediate with a single unpaired electron |
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change or heat of reaction (delta H)
delta H = sum of delta H bonds broken - sum of delta H bonds formed |
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+ endothermic - exothermic |
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related to energy and equilibrium |
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K eq. = products/starting materials
greater 1 = products favored less than 1 = starting materials favored |
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=G products - G reactants
=-2.303 RTlog Keq. R= 1.987 T= kelvin temp |
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K greater than 1 = delta G negative K less than 1 = delta G positive |
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favored delta S (entropy change) |
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increase in delta S are favored |
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negative delta H = products favored positive delta H = startingn material favored |
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