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CAS 1303-58-8

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Gold oxide (Au2O3)

Description:
Gold oxide, specifically gold(III) oxide (Au2O3), is a chemical compound characterized by its dark brown to black appearance. It is an inorganic substance that contains gold in a +3 oxidation state, which is significant for its reactivity and potential applications. Gold oxide is typically produced through the oxidation of gold in the presence of oxygen at elevated temperatures. It is known for its stability under ambient conditions but can decompose upon heating, releasing oxygen and reverting to elemental gold. This compound is of interest in various fields, including catalysis, electronics, and materials science, due to its unique properties. Gold oxide can also serve as a precursor for the synthesis of other gold compounds and nanoparticles. Additionally, it exhibits interesting optical and electronic properties, making it a subject of research in nanotechnology and photonics. However, handling gold oxide requires caution, as it can be toxic in certain forms, and appropriate safety measures should be observed during its use and storage.
Formula:Au·O
InChI:InChI=1S/Au.O
InChI key:InChIKey=KZNMRPQBBZBTSW-UHFFFAOYSA-N
SMILES:[O].[Au]
Synonyms:
  • Auric oxide
  • Digold Trioxide
  • Gold oxide
  • Gold oxide (Au<sub>2</sub>O<sub>3</sub>)
  • Gold sesquioxide
  • Gold trioxide
  • Gold(+3) Cation
  • Gold(III) oxide hydrate
  • GoldoxideorangebrownpowderGoldgehalt
  • Oxo-(Oxoauriooxy)Gold
  • See more synonyms
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