A.丁烷有两种同分异构体(正丁烷、异丁烷) |
B.烷烃的通式:CnH2n |
C.丁烷的结构简式: CH3CH3CH3CH3 |
D.乙烷的结构式 |
A.①⑤⑧ | B.①②⑤⑨ | C.②⑥⑧⑨ | D.②⑤⑧ |
A.Na2CO3 | B.CaC2 | C.CO(NH2)2 | D.CO |
A.3种 | B.4种 | C.5种 | D.6种 |
A.3种 | B.4种 | C.5种 | D.6种 |
A.CH3OH | B.CH3COOCH3 | C.C(CH3)4 | D.CH3COOH |
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