Saltpg1

CHAP 8 : SALT SALTS SALTS SOLUBLE

INSOLUBLE

 All K+, Na+ and NH4+ salts are soluble.

 All carbonate salts are insoluble except o K2CO3, o Na2CO3 and o (NH4)2CO3.

 All nitrate salts are soluble.  All carbonate salts are not soluble except K2CO3, Na2CO3 and (NH4)2CO3.

 Sulphate Salts o PbSO4 o CaSO4 o BaSO4

 All sulphate salts are soluble except PbSO4, CaSO4 and BaSO4

 Chloride Salts o PbCl2 o AgCl

 All chloride are soluble except PbCl2 and AgCl

** all lead (II) salts are insoluble except lead (II) nitrate. PbCl2 insoluble in cold water, but slightly soluble in hot water CHEMICAL FORMULA FOR SALTS Metal ion

Sulphate Salts SO42-

Chloride Salts Cl-

Nitrate salts NO3-

Na+ K+ NH4+ Mg2+ Ca2+ Al3+ Zn2+ Fe2+ Pb2+ Cu2+ Ba2+ Ag+ Note : write chemical formula in the table above and shade insoluble salt in that table. Preparation of Soluble Salts mnz/chem/form4

Carbonate salts CO32-