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
答案:登入後查看
統計: A(0), B(19), C(1), D(0), E(0) #2735496
統計: A(0), B(19), C(1), D(0), E(0) #2735496