Table of Solubilities:  This table gives us a quick guide to help determine whether a particular compound is soluble, partially soluble or insoluble.

Soluble Exceptions
Insoluble Sparingly Soluble
Na+, K+, and NH4+ salts

Nitrates (NO3- )

perchlorates (ClO4- )

Fluorides (F-)

Chlorides, bromides and iodides

Sulfates (SO42?)

Acetates (CH3CO2? )

None  

None  

None  

Mg2+,Ca2+,Sr2+,Ba2+,Pb2+

Ag+,Hg2+,PbI2,CuI,HgI2

Sr2+, Ba2+, Pb2+

None

None  

None  

None  

None  

PbCl2, PbBr2

Ca2+, Ag+, Hg22+

Ag+, Hg22+

Insoluble

Exceptions

Soluble Sparingly Soluble
Carbonates (CO32?)

Phosphates (PO42?)

Sulfides (S2?)
  

Hydroxides (OH-)

Na+, K+, and NH4+

Na+, K+, and NH4+

Na+, K+, and NH4+, Mg2+Ca2+

Na+, K+, and NH4+, Ba2+ 

None   

None   

None   

Ca2+,Sr2+

Michael J. Mombourquette.
Copyright ? 1997
Revised: September 05, 2012.