Characteristic

Ruthenium(IV) oxide is the inorganic compound with the formula RuO₂. This black solid is the most common oxide of ruthenium. Like many dioxides, RuO₂ adopts the rutile structure.

Chemical formula：RuO₂

Molar mass： 133.0688 g/mol

Appearance： blue-black solid

Density： 6.97 g/cm³

Boiling point： 1,200 °C (2,190 °F; 1,470 K) sublimates

Solubility in water：insoluble

Magnetic susceptibility (χ)：+162.0·10⁻⁶ cm³/mol

Crystal structure：Rutile (tetragonal), tP6

Application

Ruthenium (IV) oxide is being used as the main component in the catalyst of the Sumitomo-Deacon process which produces chlorine by the oxidation of hydrogen chloride.

RuO₂ can be used as catalyst in many other situations. Noteworthy reactions are the Fischer-Tropsch process, Haber-Bosch process, and various manifestations of fuel cells.

Ruthenium Oxide-MSDS.pdf