75. When the permanganate ion, MnO4ˉ, acts as an oxidizing agent which forms different products depending on the pH of the solution. Which species corresponding to the conditions listed below is correct?5ed886dcbd1c4.jpg
(A) A
(B) B
(C) C
(D) D
(E) E

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統計： A(3), B(29), C(2), D(1), E(1) #2336775