4. In which case would the equilibrium be expected to lie to the right? (3 points) □□□□□
(A) \( \mathrm{MgF_2 + HgI_2\rightleftharpoons MgI_2 + HgF_2} \)
(B) \( \mathrm{AgBr} + \mathrm{NaCl}\rightleftharpoons \mathrm{AgCl} + \mathrm{NaBr} \)
(C) \( \mathrm{Hg_2I_2 + MgF_2\rightleftharpoons Hg_2F_2 + MgI_2} \)
(D) \( \mathrm{CuO} + 2\mathrm{Cu}_{2}\mathrm{S}\rightleftharpoons \mathrm{CuS} + 2\mathrm{Cu}_{2}\mathrm{O} \)
(E) \( \mathrm{CdCl}_2 + \mathrm{K}_2\mathrm{S} \rightleftharpoons \mathrm{CdS} + 2\mathrm{KCl} \)
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統計: 尚無統計資料
統計: 尚無統計資料