Solubility Rules

For students at the University of Alabama in CH 101

Li⁺, Na⁺, K⁺, NH₄⁺

No exceptions; Soluble

NO, C₂H₃O₂-

No exceptions; Soluble

Cl^-, Br^-, I^-

Soluble; Ag⁺, Pb²⁺, Hg₂²⁺

SO₄^2-

Soluble; Ag⁺, Pb²⁺, Ca²⁺, Ba²⁺, Sr²⁺

OH^-, S^2-

Insoluble; Li⁺, Na⁺, K⁺, NH₄⁺, Ca²⁺, Ba²⁺, Sr²⁺

CO₃^2-, PO₄^3-

Insoluble; Li⁺, Na⁺, K⁺, NH₄⁺