搜题
问题   更新时间2023/4/3 12:59:00

20.下列各组烷烃,属于碳链异构的是( )。
A.CH3-CH(CH3)-CH2-CH2-CH3与CH3-CH2-CH(CH3)-CH2-CH3
B.CH3-CH2-CH2-CH3与CH3-CH2-CH(CH3)2
C.CH3-CH2-CH(CH2CH3)-CH3与CH3-CH(CH2CH3)-CH2-CH3
D.CH3-CH(CH3)-CH2-CH2-CH3与CH3-CH2-CH2-CH(CH3)2
E.CH3-CH2-CH2-CH(CH3)-CH3与CH3-CH(CH3)-CH2-CH2-CH3

A.CH3-CH(CH3)-CH2-CH2-CH3与CH3-CH2-CH(CH3)-CH2-CH3
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