Solubility Guidelines for Dr. Nichols Gen Chem 1

NO₃⁻ compounds

Soluble; Exceptions: None

C₂H₃O₂⁻ compounds

Soluble; Exceptions: None

Cl⁻ compounds

Soluble; Exceptions: Compounds of Ag⁺, Hg₂²⁺, and Pb²⁺

Br⁻ compounds

Soluble; Exceptions: Compounds of Ag⁺, Hg₂²⁺, and Pb²⁺

I⁻ compounds

Soluble; Exceptions: Compounds of Ag⁺, Hg₂²⁺, and Pb²⁺

SO₄²⁻ Compounds

Soluble; Exceptions: Compounds of Sr²⁺, Ba²⁺, Hg₂²⁺, and Pb²⁺

S₂⁻ compounds

Insoluble; Exceptions: Compounds of NH₄⁺, the alkali metal cations, and Ca²⁺, Sr²⁺, and Ba²⁺

CO₃²⁻ compounds

Insoluble; Exceptions: Compounds of NH₄⁺ and the alkali metal cations

PO₄³⁻ compounds

Insoluble; Exceptions: Compounds of NH₄⁺ and the alkali metal cations

OH⁻ compounds

Insoluble; Exceptions: Compounds of the alkali metal cations, and Ca²⁺, Sr²⁺, and Ba²⁺