Molecular Boiling state at Formula Name Point Room Temp CH Methane -161°C 6 Ethane 88°cG CH 38 Propane 42°C 410 Butane 0.5C CEH 2 Pentane 36C 614 Hexane 69°C CZH Heptane 98° 818 口 cane 126° Liquid CoH 20 Nonane 150c CoH 22 Decane 174°C 1124 Undecane 194.5°C C 1736 Heptadecane 303C 1838 Octadecane 317°Cs0 olid 19H40 Nonadecane 330C 色散力(沸点)与分子大小的关系色散力 (沸点) 与分子大小的关系