Analytical ChemistryHard
Question
Potassium ferrocyanide is used for testing
Options
A.Cu2+ and Zn2+
B.Fe3+ and Ca2+
C.Ag+ and Zn2+
D.Th4+ and Cu2+
Solution
(A) Cu2 [Fe(CN)6] ; K2 Zn3 [Fe(CN)6]2
(B) Fe4 [Fe(CN)6]3 ; K2Ca [Fe(CN)6]
(C) Ag4[Fe(CN)6] ; K2Zn3 [Fe(CN)6]
(D) Th[Fe(CN)6] ; Cu2[Fe(CN)6]
(B) Fe4 [Fe(CN)6]3 ; K2Ca [Fe(CN)6]
(C) Ag4[Fe(CN)6] ; K2Zn3 [Fe(CN)6]
(D) Th[Fe(CN)6] ; Cu2[Fe(CN)6]
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