化学方程式正确的是
A.CH3CH == CH2 + Br2 (水溶液) → CH2BrCH == CH2 + HBr
B.nCH3CH == CH2![]()
[ CH3—CH—CH2 ] n
C.CH2 == CH—CH == CH2 + Br2 → CHBr2 —CH == CH—CH3
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化学方程式正确的是
A.CH3CH == CH2 + Br2 (水溶液) → CH2BrCH == CH2 + HBr
B.nCH3CH == CH2![]()
[ CH3—CH—CH2 ] n
C.CH2 == CH—CH == CH2 + Br2 → CHBr2 —CH == CH—CH3
|