問題詳情
25. In the following SN2 reaction which one would be predicted to be the fastest?
(A) H2O + CH3Br → HOCH3 + HBr
(B) OH- + CH3Br→ HOCH3 + Br-
(C) H2S + CH3Br→ HSCH3 + HBr
(D)SH- + CH3Br → HSCH3 + Br
參考答案
答案：D
難度：適中0.578947
統計：A(1),B(3),C(0),D(11),E(0)
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