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12-04 - What energy difference determines the rate of this...

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12/4/2009 1 Alcohols from Carbonyl (C=O) Compounds Chapter 12 What energy difference determines the rate of this reaction? A. the reactants compared to the product B. the reactants compared to the transition state C. the product compared to the transition state C O Nu C O Nu C O Nu + H 2 O C OH Nu Δ G energy reaction Δ G ˚ reactants transition state product What factors will affect the rate of reaction of the following C=O groups with nucleophiles? CH 3 C H O CH 3 C CH 3 O H C H O i ii iii C O Nu C O Nu C O Nu + A. steric effects B. electronic effects C. both steric and electronic effects D. neither steric nor electronic effects From a consideration of steric effects arrange the following C=O groups in order of increasing reactivity with nucleophiles. CH 3 C H O CH 3 C CH 3 O H C H O i ii iii Nu iii i rgy A. i < ii < iii B. i < iii < ii C. ii < i < iii increasing reactivity increasing reactivity increasing reactivity D. ii < iii < i E. iii < ii < i F. iii < i < ii increasing reactivity increasing reactivity increasing reactivity ene reaction From a consideration of electronic
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