摘要：18．下列化学方程式正确的是 A．CH3CH = CH2 + Br2 -→ CH2BrCH = CH2 + HBr B．nCH3CH = CH2 [ CH3-CH-CH2 ] n C．CH2 = CH-CH = CH2 + Br2 -→ CH2Br2 -CH = CH-CH3 170℃ D．CH3CH2OHCH2 = CH2↑+ H2O
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下列化学方程式正确的是 | |
A． |
CH3CH＝CH2＋Br2(水溶液)→CH2BrCH＝CH2＋HBr |
B． |
nCH3CH＝CH2 |
C． |
CH2＝CH－CH＝CH2＋Br2→CHBr2－CH＝CH－CH3 |
D． |
CH3CH2OH |
CH3－CH－CH2
n
CH2＝CH2↑＋H2O