問題詳情

12．仔细分析下列表格中烃的排列规律，判断排列在第15位烃的分子式是123456789……
(C)2H2
(C)2H4
(C)2H6
(C)3H4
(C)3H6
(C)3H8
(C)4H6
(C)4H8
(C)4H10……
(A)
(C)6H12
(B)
(C)6H14
(C)
(C)7H12
(D)
(C)7H14

參考答案

答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)