阿摩線上測驗
76. When two carbenes collide, they immediately dimerize to give?
(A) an alkane
(B) an alkene
(C) an alkyne
(D) an aromatic ring
(E) a carbanion
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統計： A(0), B(1), C(0), D(0), E(1) #3853591
統計： A(0), B(1), C(0), D(0), E(1) #3853591
