Characteristic

Silver sulfite is the chemical compound with the formula Ag₂SO₃. This unstable silver compound when heated and/or in light it decomposes to silver dithionate and silver sulfate.

Chemical formula：Ag₂SO₃

Molar mass：295.79 g·mol⁻¹

Appearance：White crystals

Odor：Odorless

Melting point：100 °C (212 °F; 373 K) decomposes

Solubility in water：4.6 mg/L (20 °C)

Solubility product (Ksp)：1.5·10−14

Solubility：Soluble in aq. NH4OH, alkali sulfites, AcOH；Decomposes in strong acids

Insoluble in liquid SO₂

Crystal structure：Monoclinic