急.CH3CH2CH3,CH3(CH2)3CH3,急.CH3CH2CH3,CH3(CH2)3CH3,CH3CH(CH3)2的沸点大小排序

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急.CH3CH2CH3,CH3(CH2)3CH3,急.CH3CH2CH3,CH3(CH2)3CH3,CH3CH(CH3)2的沸点大小排序急.CH3CH2CH3,CH3(CH2)3CH3,急.CH3CH

急.CH3CH2CH3,CH3(CH2)3CH3,急.CH3CH2CH3,CH3(CH2)3CH3,CH3CH(CH3)2的沸点大小排序
急.CH3CH2CH3,CH3(CH2)3CH3,
急.CH3CH2CH3,CH3(CH2)3CH3,CH3CH(CH3)2的沸点大小排序

急.CH3CH2CH3,CH3(CH2)3CH3,急.CH3CH2CH3,CH3(CH2)3CH3,CH3CH(CH3)2的沸点大小排序
烷烃随碳数的增加沸点（由于相对分子质量的增大）会逐渐升高,支链数越多,熔、沸点会越低.