試題詳解

57. Which reagent would best serve as the basis for a simple chemical test to distinguish the two compounds below 
(A) NaOI (I₂ in NaOH)
(B) Br₂ in CCl₄
(C) CrO₃ in H₂SO₄
(D) NaHCO₃ in H₂O
(E) Ag(NH₃)2OH