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Gold(III) oxide

Compounds
Gold(III) oxide is an inorganic compound of gold and oxygen with the formula Au₂O₃. It is a red-brown solid that decomposes at 298 °C. According to X-ray crystallography, Au₂O₃ features square planar gold centers with both 2- and 3-coordinated... Wikipedia
Formula: Au₂O₃
Molar mass: 441.93 g/mol
Density: 11.34 g/cm³
Classification: Inorganic compound
Solubility in water: insoluble in water, soluble in hydrochloric and nitric acid
Melting point: 298 °C (568 °F; 571 K)
Colors: Redding-brown solid