A.CH3CH(CH2)13CH3 | B.CH3(CH)14CH2CH3 CH3 CH3 | C.CH3(CH2)14CHCH3 | D.C18H38 |
A.烷烃分子中的每个碳原子都和其它原子形成四个共价键 |
B.凡是烷烃,不论碳链长短都可视为结构相似 |
C.组成上相差一个或若干个CH2原子团的物质互为同系物 |
D.互为同系物的物质具有相似的化学性质 |
A.1/3 | B.2/3 | C.1/2 | D.3/5 |
A.CH3(CH2)3CH3 | B.CH3-CH2-CH2-CH3 |
C.CH3CH2CH(CH3)2 | D.CH3CH2CH3 |
A.20% | B.25% | C.50% | D.75% |
A.3种 | B.4种 | C.5种 | D.6种 |
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