C7H16的同分異構體有9種.分別是1、庚烷:CH3CH2CH2CH2CH2CH2CH32、2-甲基已烷:CH3CHCH2CH2CH2CH3 CH33、3-甲基已烷:CH3CH2CHCH2CH2CH3 CH34、2,2-二甲基戊烷： CH3 CH3CCH2CH2CH3 CH35、3,3-二甲基戊烷： CH3 CH3CH2CCH2CH3 CH36、2,3-二甲基戊烷：CH3CH CHCH2CH3 CH3CH37、2,4-二甲基戊烷：CH3CHCH2CHCH3 CH3 CH38、3-乙基戊烷：CH3CH2CHCH2CH3 CH2 CH39、2，2，3-三甲基丁烷： CH3CH3 CH3 C CHCH3 CH3
C7H16的同分異構體有9種.分別是1、庚烷:CH3CH2CH2CH2CH2CH2CH32、2-甲基已烷:CH3CHCH2CH2CH2CH3 CH33、3-甲基已烷:CH3CH2CHCH2CH2CH3 CH34、2,2-二甲基戊烷： CH3 CH3CCH2CH2CH3 CH35、3,3-二甲基戊烷： CH3 CH3CH2CCH2CH3 CH36、2,3-二甲基戊烷：CH3CH CHCH2CH3 CH3CH37、2,4-二甲基戊烷：CH3CHCH2CHCH3 CH3 CH38、3-乙基戊烷：CH3CH2CHCH2CH3 CH2 CH39、2，2，3-三甲基丁烷： CH3CH3 CH3 C CHCH3 CH3