异丁烷的结构简式怎么写?选谁?双选?单选?A:CH3CH(CH3)CH3 ,B:(CH3)2CHCH3,C:CH3(CH3)CHCH3

问题描述:

异丁烷的结构简式怎么写?选谁?双选?单选?A:CH3CH(CH3)CH3 ,B:(CH3)2CHCH3,C:CH3(CH3)CHCH3

我觉得AB的写法都可以 ,A比较常写 ,C的写法一般没有 .