問題詳情
8. Which of the following is(are) oxidation-reduction reactions?I: PCl3 + Cl2→ PCI5； ll: Cu + 2AgNO3→Cu(NO3)2 + 2Ag； IIl；CO2+2LiOH→Li2CO3+H2O；IV:FeCl2+ 2NaOH → Fe(OH)2+2NaCl
(A) l, ll, lll, and IV
(B) I and II only
(C) I, II, and Ill only
(D) IV only
(E) Ill only
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