SIMPLE SOLUBILITY RULES
1. Salts containing group 1 cations or NH4+
are soluble. One exception is Li3PO4.
2. Salts containing nitrates and acetates are
soluble.
3. Salts containing chlorides, bromides, and
iodides are soluble. Exceptions are those of
Ag+, Pb2+, and Hg22+.
4. Most sulfates are soluble. Two common
exceptions are BaSO4 and SrSO4.
5. Most phosphates and carbonates are
insoluble. Exceptions are those containing
group 1 cations or NH4+.
7. Acids are soluble.