An aqueous solution contains Hg 2+, Hg2 2+ , Pb 2+, Ag +, Bi 3+ and Cd 2+. Out of these, how many ions will produce white precipitate with dilute HCl Ag An aqueous solution contains Hg 2+ Bi 3+ and Cd 2+. Out of these Hg2 2+ how many ions will produce white precipitate [...]