题目内容
已知CH3CH2Br+2Na+CH3CH2BrA.CH3CH2CH2Cl B.CH3CHBrCH(CH3)CH2Br
C.CH3CHBrCH2CH2Br D.CH3CH2Br
答案:BC
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题目内容
已知CH3CH2Br+2Na+CH3CH2BrA.CH3CH2CH2Cl B.CH3CHBrCH(CH3)CH2Br
C.CH3CHBrCH2CH2Br D.CH3CH2Br