阿摩線上測驗
41. Many nucleophilic addition reactions of aldehydes and ketones are catalyzed by acid or base. Bases catalyze hydration by:
(A) making the carbonyl group more electrophilic
(B) shifting the equilibrium of the reaction
(C) making the carbonyl group less electrophilic
(D) converting the water to hydroxide ion, a much better nucleophile
(E) None of the above
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統計： A(3), B(1), C(4), D(22), E(1) #943169
統計： A(3), B(1), C(4), D(22), E(1) #943169
