1 answer
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Pb^+2(aq) + SO4^-2(aq) ==> PbSO4(s) (white)
Pb^+2(aq) + 2Cl^-(aq) ==> PbCl2(s) (white)
Pb^+2(aq) + S^-2(aq) ==> PbS(s) (black)
and there are a host of others. sulfite, thiosulfate, carbonate, phosphate, etc.