Soluble in water - CoCl3, KNO3,
Pb(NO3)2
- Group 1 elements are soluble
(Li+,Na+,K+ etc.)
- NO3- ions are generally soluble.
- Generally chlorides are soluble in water (exception mercury,
copper, lead and silver)
Insoluble in water - AgI, BaSo4, CuCo3
- Cl-, Br- and I- ions are soluble (exception Ag+,
Pb+2, (Hg2)+2 )
- sulfate are soluble ( exception
Ba2+,Ca2+,Pb2+ etc )