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(CH

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(CH CH3CH(CH3)CH2CH(CH3)C(CH3)2CH2CH2CH2CH(CH3)CH(CH3)CH3 请问这个的标 CH3CH(CH3)CH(C2H5)CHCH3怎么命名? 4,4,5-三甲基-2-己炔结构简式是CH3CH(CH3)C(CH3)2CH=CHCH3吗?和CH3(CH3)CHC(C CH3CH(CH3)CH=C(CH3)CH(CH3)CH3 有一种烷烃的结构简式如下：CH3-CH2-CH-CH2-CH-CH-CH3 / / / CH3-CH2 CH3 CH3 CH3CH(CH3)CH(C2H5)C(CH3)3 ch3ch(ch3)ch2ch=chch3结构简式名称 CH3-C(CH3)2-CH3-CH(C2H5)-CH(CH3)-CH3的系统命名 CH3CH(CH3)CH(CH3)CH2CH3怎么命名的 CH3CH(CH2CH3)CH(CH3)CH2CH(CH3)CH3的名称 CH3CH(CH3)C(CH3)2(CH2)2CH3结构式怎么写