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
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統計: A(11), B(2), C(2), D(1), E(1) #1026942
統計: A(11), B(2), C(2), D(1), E(1) #1026942