Na+, K+ (Grp I metal)
soluble
NH4+
soluble
NO3-
soluble
HCO3-
soluble
CH3COO-
soluble
Halides (Cl-, Br-, I-)
soluble, except with Ag+, Pb2+
SO4 2-
soluble, except with Ca2+, Ba2+, Pb2+, Ag+
CO3 2-, SO3 2-, PO4 3-
insluble, except with Grp I metal ions and NH4+
OH-
insoluble, except with Grp I metal ions, Ca2+, Ba2+
O 2-
insoluble, except with Grp I metal ions