![](https://lstatic.shangxueba.com/sxbzda/h5/images/m_q_title.png)
[单选题]
当几个馏分的馏程相同时,含()多的馏分汽化潜热较小
A.芳烃
B.烯烃
C.环烷烃
D.烷烃
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)
第2题
A.芳烃>烯烃>异构烷烃>环烷烃>正构烷烃
B.芳烃>烯烃>正构烷烃>环烷烃>异构烷烃
C.芳烃>烯烃>环烷烃>异构烷烃>正构烷烃
D.正构烷烃>环烷烃>异构烷烃>烯烃>芳烃
第3题
A、芳烃>烷烃>烯烃>环烷烃
B、芳烃>烯烃>环烷烃>烷烃
C、芳烃>烯烃>烷烃>环烷烃
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