摘要: 下列反应属于取代反应的是( ) A.CH3CH==CH2+Br2―→CH3CHBrCH2Br B.CH3CH2OH浓H2SO4△ CH2==CH2 +H2O C.CH3CH2OH+CH3COOH CH3COOC2H5+H2O D.C6H6+HNO3浓H2SO4△ C6H5NO2 +H2O
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