Analytical ChemistryHard
Question
Cu2+ and Ag+ are both present in the same solution. To precipitate one of the ions and leaves the other in solution, add
Options
A.H2S (aq)
B.HCl (aq)
C.HNO3(aq)
D.NH4NO3(aq)
Solution
Ag+ + HCl → AgCl ↓ (white) + H+ ; Cu2+ + 2HCl → → CuCl2 (soluble) + 2H+.
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