Solubility Rules and Exceptions in Inorganic Chemistry

Exceptions to Nitrates?

No exceptions (All compounds with it are soluble)

Exceptions to Chlorates?

No exceptions (All compounds with it are soluble)

Exceptions to Perchorates?

No exceptions (All compounds with it are soluble)

Exceptions to acetates?

No exceptions (All compounds with it are soluble)

Everything that is soluble?

Nitrates, Acetates, Group 1 alkali metals,

Sulfates, Ammonium, Group 17 Halides (chlorides, bromides, iodides)

(NAG SAG)

And Chlorates and Perchlorates

There are exceptions for chlorides, bromides, iodides, and sulfates

Everything that is mostly poorly soluble?

Sulfides, Silicates, Carbonates, Chromates, Phosphates, Hydroxides

Exceptions:

ALL SOLUBLE with IA+

Chlorates, Ammonium, Acetates, and Nitrates (Cl A A N)

Exceptions to A1 metals?

No exceptions (All compounds with it are soluble)

Exceptions to Ammonium compounds?

No exceptions (All compounds with it are soluble)

Exceptions to Chlorides?

Ag, Pb2+, Hg2+ (soluble otherwise)

Exceptions to Iodides?

Ag, Pb2+, Hg2+ (soluble otherwise)

Exceptions to Bromides?

Ag, Pb2+, Hg2+ (soluble otherwise)

Exceptions to Sulfates?

Ag, Pb2+, Hg2+, Ca2+, Sr2+, Ba2+ (soluble otherwise)

Exceptions to hydroxide compounds?

IA+, IIA2+ (Not Be2+ and Mg2+) (insoluble otherwise)

Ions that form precipitates?

Pb2+, Ag+, OH, CO3, PO4, S, Hg2 2+ (UNLESS with NH4, Na, K, Cl, NO3, or SO4)