阿摩線上測驗
31. Consider the reaction below, how many pairs of electrons are involved in this pericyclic reaction?
(A) 2
(B) 4
(C) 8
(D) 16
(E) 10
答案：登入後查看
統計： A(1), B(4), C(21), D(3), E(2) #2053828
統計： A(1), B(4), C(21), D(3), E(2) #2053828
詳解 (共 1 筆)
心誠則靈（已考上
#5990696
how many pairs of electrons
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