正在加载图片...
E. General Formula Isomerism CH 2n+2 Saturated hydrocarbons CH 2 Unsaturated hydrocarbons 碳链和双键位置异构 butane 1-butene butene iso-butene cis-2-butene 2-butene trans-2-butene二. General Formula & Isomerism: CnH 2n+2 Saturated hydrocarbons CnH 2n Unsaturated hydrocarbons 1. 碳链和双键位置异构: butane n- isobutene 1-butene iso-butene 2-butene cis-2-butene trans-2-butene