A.(CH3)3CCH2Br B.CH3CH(CH3)CH(CH3)CH2Cl C.CH3CH2CH(Br)CH3 D.CH3CH2CH(CH3)CH2(Cl)
A.CH2=CHCH2Br B.CH3CH=CHBr C.BrCH2CH=CHCH3 D.CH2=CHBr
A.氯乙烷與氯乙烯 B.氯仿與碘仿 C.烯丙基溴與丙烯基溴 D.苯氯甲烷與氯化芐