癸烷的同分异构体有多少种!!! 分别是,,,答:癸烷是化学式为CH3(CH2)8CH3的烷烃,有75个异构体。Decane 2- Methylnonane 3-Methylnonane 4-Methylnonane 5-Methylnonane 3-Ethyloctane 4-Ethyloctane 2,2-Dimethyloctane 2,3-Dimethyloctane 2,4-Dimethyloctane 2,5-Dimethyloctane 2,6-Dimethyloctane 2,7-Dimethyloctane 3,3-Dimethyloctane ...