相关CH3CH22CH3的文学知识

问题详情：（1）下列各组物质：①金刚石和C60 ②H、D和T ③和 ④CH3(CH2)2CH3和(CH3)2CHCH3 ⑤正戊*和异戊* ⑥(CH3)3CCH2CH2CH3和CH3CH2CH2CH2CH3 ⑦H2O、T2O和D2O互为同位素的是(填序号，下同)___，互为同素异形体的是___...

问题详情：下列物质的沸点按由高到低的顺序排列正确的是()①CH3(CH2)2CH3②CH3(CH2)3CH3③(CH3)3CH④(CH3)2CHCH2CH3A.②④①③   B.④②①③   C.④③②①   D.②④③①【回答】A知识点：烃单元测试题型：选择题...

问题详情：下列物质的沸点由高到低排列的顺序是①CH3(CH2)2CH3 ②CH3(CH2)3CH3 ③(CH3)3CH ④(CH3)2CHCH2CH3     ⑤(CH3CH2)2CHCl（  ）A．⑤②④①③     B．④②⑤①③    C．⑤④②①③     D．②④⑤...

问题详情：下列物质的沸点由高到低排列的是(    ) ①CH3(CH2)2CH3         ②CH3(CH2)3CH3         ③(CH3)3CH      ④(CH3)2CHCH2CH3             A．④②①③      B...

问题详情：下列物质的沸点由高到低排列的是 ①CH3(CH2)2CH3   ②CH3(CH2)3CH3 ③(CH3)3CH     ④(CH3)2CHCH2CH3             A．④②①③      B．②④①③     C．④②①③    D．②④...

问题详情：下列物质的沸点按由高到低的顺序排列正确的是()①CH3(CH2)2CH3②CH3(CH2)3CH3③(CH3)3CH④(CH3)2CHCH2CH3A．②④①③                   B．④②①③C．④③②①              ...