Solubility Table

Solubility Rules

• All nitrates (NO3-) are soluble
• All compounds of alkali metals (Na+, K+, etc.) are soluble
• All ammonium (NH4+) compounds are soluble
• Most chlorides, bromides, and iodides are soluble, except Ag+, Pb2+, Hg2 2+
• Most sulfates are soluble, except Ba2+, Pb2+, Ca2+ (slightly)
• Most hydroxides are insoluble, except alkali metals and Ba2+
• Most carbonates, phosphates, and sulfides are insoluble, except alkali metals and NH4+