Solubility rules

Li⁺

no exceptions - soluble (1)

Na⁺

no exceptions - soluble (2)

K⁺

No exceptions - soluble (3)

NH₄⁺

No exceptions - soluble (4)

NO₃^-

no exceptions - soluble (5)

C₂H₃O₂^-

no exceptions - soluble (6)

Cl^-

Insoluble with Ag⁺, Hg₂²⁺, Pb²⁺ (1)

Br^-

Insoluble with Ag⁺, Hg₂²⁺, Pb²⁺ (2)

I^-

Insoluble with Ag⁺, Hg₂²⁺, Pb²⁺ (3)

SO₄^2-

Insoluble with Ag⁺, Sr²⁺, Ba²⁺, Pb²⁺, or Ca²⁺

OH^-

soluble with Li⁺, Na⁺, K⁺, NH₄⁺, and Ca²⁺, Sr²⁺, Ba²⁺(slightly soluble)

S^2-

soluble with Li⁺, Na⁺, K⁺, NH₄⁺, and Ca²⁺, Sr²⁺, Ba²⁺

CO₃^2-

soluble with Li⁺, Na⁺, K⁺, NH₄⁺ (1)

PO₄^3-

soluble with Li⁺, Na⁺, K⁺, NH₄⁺ (2)