Sodium dithionate
Compounds
Sodium dithionate Na₂S₂O₆ is an important compound for inorganic chemistry. It is also known under names disodium dithionate, sodium hyposulfate, and sodium metabisulfate. The sulfur can be considered to be in its +5 oxidation state. Wikipedia
Formula: Na2S2O6
Molar mass: 206.11 g/mol
Melting point: 125.6°F (52°C)
Solubility in water: 6.27 g/100 mL (0 °C); 15.12 g/100 mL (20 °C); 64.74 g/100 mL (100 °C)
Boiling point: 267 °C (513 °F; 540 K) decomposes
Density: 2.19 g/cm3