28. For the redox reaction 2 Fe2+ + Cl2→ 2 Fe3+ + 6 Cl-, which of the following are the correct half-reaction?
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(A)① and ④
(B) ① and ⑤
(C) ② and ④
(D) ② and ⑤
(E) ③ and ④

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統計： A(15), B(1), C(1), D(1), E(0) #2241201