Gold Iii Oxide

Gold III oxide is a chemical compound with the formula Au2O3. It is also known as gold (III) oxide or auric oxide. The compound is composed of two atoms of gold and three atoms of oxygen.

Gold III oxide is a dark brown solid that is insoluble in water. It can be prepared by heating gold metal in the presence of oxygen or by reacting gold (III) chloride with sodium hydroxide. The compound is highly reactive and can decompose upon heating, releasing oxygen gas.

Gold III oxide has a crystalline structure and belongs to the cubic crystal system. It has a density of 11.68 g/cm3 and a melting point of approximately 1600°C. The compound is used in the production of other gold compounds and as a catalyst in certain chemical reactions.

It is important to note that gold III oxide is different from gold (I) oxide, which has the formula Au2O and is a yellow powder. Additionally, gold III oxide should be handled with care due to its reactivity and potential health hazards.