本课配套习题挑战模式1/4

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单选题
难度系数:

1.下列反应属于加成反应的是
A: CH2=CH2+Br2CH2BrCH2Br
B: CH4+Cl2 CH3Cl+HCl
C: CH4+2O2 CO2+2H2O
D:
  • 提示15pyJ5py654mp5YiG5a2Q5Lit5Y+M6ZSu77yI5oiW5LiJ6ZSu77yJ5Lik56uv55qE56Kz5Y6f5a2Q5LiO5YW25LuW5Y6f5a2Q5oiW5Y6f5a2Q5Zui55u05o6l57uT5ZCI55Sf5oiQ5paw55qE5YyW5ZCI54mp55qE5Y+N5bqU5Y+r5Yqg5oiQ5Y+N5bqU44CCQ0g8c3ViPjI8L3N1Yj49Q0g8c3ViPjI8L3N1Yj4rQnI8c3ViPjI8aW1nIHdpZHRoPTQyIGhlaWdodD0yMiBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwLzY1LzY0L3JCQUNKbFVqbmNtUlZUSzFBQUFBLUxUV3d1VTAzMS5wbmciPjwvc3ViPkNIPHN1Yj4yPC9zdWI+QnJDSDxzdWI+Mjwvc3ViPkJy