Answer
Soluble Bromide Salt: $NaBr, KBr, NH_4Br$
Insoluble Bromide Salts: $AgBr, PbBr_2, Hg_2Br_2$
Soluble Sulfate Salts: $Na_2SO_4, K_2SO_4, (NH_4)_2SO_4$
Insoluble Sulfate Salts: $BaSO_4, CaSO_4, PbSO_4$
Soluble Hydroxide Salts: $NaOH, KOH, Ca(OH)_2$
Insoluble Hydroxide Salts: $Al(OH)_3, Fe(OH)_3, Cu(OH)_2$
Soluble Phosphate Salts: $Na_3PO_4, K_3PO_4, (NH_4)_3PO_4$
Insoluble Phosphate Salts: $Ag_3PO_4, Ca_3(PO_4)_2, FePO_4$
Soluble $Pb^{2+}$ Salts: $Pb(NO_3)_2$
Insoluble $Pb^{2+}$ Salts: $PbCl_2, PbBr_2, PbI_2, Pb(OH)_2, PbSO_4, PbS$
Work Step by Step
Consult Solubility Chart.
