A.CH4
|
B.C2H4
|
C.HCl
|
D.H2S
|
A.C3H6与C5H10
|
B. C3H8与C5H12
|
C.C4H6与C5H8
|
D. C2H2与C6H6
|
CH3一CH一CH3
|
CH3
|
A. XYZ
|
B.ZYX
|
C.XZY
|
D.YZX
|
H—C—C—O—H
|
H
|
H
|
H
|
H
|
①
|
②
|
③
|
④
|
⑤
|