問題詳情

62 Which of the following cvcloalkenes would be expected to be stable?

 
(A) 1&2
(B)2&3
(C)2
(D)l&3
(E)nonearestable 

參考答案

答案:D
難度:非常簡單0.928571
統計:A(0),B(1),C(0),D(13),E(0)