29. 1-丁炔和一當量的 HBr 反應的產物為何?
(A) CH3CH2CH=CHBr
(B) CH3CH2CBr=CH2
(C) CH3CH2CH2CHBr2
(D) CH3CH2CBr2CH3
(E) CH3CH2CHBrCH2Br

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統計: A(0), B(2), C(0), D(2), E(0) #2154277