最稳定的正碳离子 A (CH3)2+CH B (CH3)2+CCH3 C (C6H5)2+CCH3 D +CH3
最稳定的正碳离子 A (CH3)2+CH B (CH3)2+CCH3 C (C6H5)2+CCH3 D +CH3
CH3CH(CH3)CH2CH(CH3)C(CH3)2CH2CH2CH2CH(CH3)CH(CH3)CH3 请问这个的标
A、CH3(CH2)5CH3 B、CH3CH2CH(CH3)CH2CH3 C、(CH3)2CHCH2CH3 D、(CH3
CH3-C(CH3)2-CH3-CH(C2H5)-CH(CH3)-CH3的系统命名
已知反应CH3C≡CCH3+2H2→CH3(CH2)2CH3的△H=-278kJ/mol
(ch3)2ch-ch(ch3)的一氯代物有几种?
有四种有机物,(A)(CH3)2CHCH(CH3)2,(B)(CH3)2C(CH3)2,(C)CH3(CH2)2CH(C
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
求命名1,CH3CHCH=CHCH3 2,CH3CH2CH__C=CCH3 I ICH3 CH3
有机物HC三C—CH(CH3)CH2CH(CH3)CH(CH3)2的系统命名是?
CH3-CH(CH3)-CH2-C(CH3)2-CH(CH3)2 怎样命名
CH3-CH(CH3)-CH2-CH2-C(CH3)2-CH2-CH3怎么命名