CH3-CH-CH2-CH3 | CH3 这是2-甲基丁烷还是C5H12（戊烷）?教材上说是2-甲基丁烷,可是视频说是戊烷.在十一分钟四十秒左右说的是戊烷.

1)CH3--CH--CH--CH3| |CH3 CH2|CH3 2)CH3--CH--CH--CH--CH--CH3| | | |CH3 CH3 CH2 CH3|CH33)CH3--CH--CH2--CH3|C2H5CH3--CH--CH--CH3 ..............|...........| ..............CH3...........CH2 ..............| ..................CH3 2)CH3--CH--CH--CH--CH--CH3 CH3-CH2-(CH3)C(CH3)-CH(C2H5)-CH3 是什么 CH3-CH2-C-CH-CH3 怎么命名 || | CH2 CH3 CH3-CH(C2H5)-CH(CH3)-(CH2)3-CH3是什么 CH3-CH-CH2-CH2- 那个 CH3CH(CH3)-CH2-CH2-CH2-CH(CH3)-CH2-CH(CH3)-CH3 ch3-ch(oh)-ch2-ch3命名 ch3 ch ch2 oh ch3 是什么 CH3(CH2)3CH(CH3)2命名! 一个重排反应的问题像+CH2 CH3| |CH3-C-CH2-CH-CH3|CH3重排后为什么是CH3 CH3| |CH3CH2-C-CH2-CH-CH3+而不是CH3 CH3 CH3| | |CH3-C-CH2-CH-CH3+ 分子式 c8h18 结构 ch3-ch2-ch(ch3)-ch2-ch(ch3)-ch3 叫什么? 关于以下 同种物质 同系物 同分异构体一:CH3-CH2-CH2-CH2-CH3二:.CH3.|CH3-CH2-CH-CH3三:.CH2-CH3.|CH3-CH-CH3四:CH3-CH-CH2-CH3.|.CH3五:.CH3.|CH3-C-CH3.|.CH3六;CH3-CH2-CH-CH2-CH3.|.CH3/-------------------------------------------------- CH3=CH=CH2-O-CH2-CH-CH3是什么 CH3-CH(CH3)-CH2-CH2-C(CH3)2-CH2-CH3怎么命名 CH3-CH(CH3)-CH(CH3)-CH(C2H5)-CH2(CH3）系统命名法是什么 怎么重排反应?像+CH2 CH3| |CH3-C-CH2-CH-CH3|CH3重排后为什么是CH3 CH3| |CH3CH2-C-CH2-CH-CH3+而不是CH3 CH3| |CH3-C-CH2-CH-CH3+ CH3 CH3 CH3-CH-CH2-C=c-CH3 CH2CH2CH3 的系统命名CH3-CH（CH3）-CH2-C（CH2CH2CH3）=C(CH3）-CH3 为下列物质命名.(CH3)2 CH-CH2 CH2 C =CH ｜ ｜ CH3 CH3(CH3)2 CH-CH2 CH2 C(CH3)=CH(CH3)