問題詳情

60. The protons marked Ha and Hb in the molecule below are ______.   
(A) chemically equivalent
(B) enantiotopic
(C) diastereotopic
(D) endotopic
(E) none of the aboveII. Choose one correct answer for the following questions 

參考答案

答案:C
難度:簡單0.875
統計:A(0),B(1),C(7),D(0),E(0)

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