試卷名稱:91年 - 58學士後西醫化學91化學#86891
年份:91年
科目:學士後西醫-化學
42.Rank the transition states which occur during the following reaction steps in order of increasing stability (least→most stable): (a)CH3 - OH2+→CH3 + +H2O (b)(CH3)3C - OH2+→(CH3)3C + + H2O (c)(CH3)2CH - OH2+→(CH3)2CH+ + H2O
(A)a < b < c
(B)b < c < a
(C)a < c < b
(D)b < a < c
(E)c < b < a