問題詳情

12. A molecule has three degrees of unsaturation. In this molecule there would be
(A) three rings
(B) three double bonds
(C) two rings and one double bond
(D) one ring and two double bonds
(E) any of the above

參考答案

答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增