CompoundList
Molecular formula

Au2O3

1 compound has this formula on CompoundList.

Molar mass
441.94g/mol
Monoisotopic mass
441.9179Da
Atoms
5
Elements
2

The formula Au2O3 describes a molecule made of 2 gold atoms and 3 oxygen atoms. It is written in Hill notation: with no carbon present, every element is listed in alphabetical order. The formula tells you which atoms are present, not how they are connected, which is why several different chemicals can share it.

Elemental composition

  • Au Gold × 289.14%
    196.97 × 2 = 393.940 g/mol
  • O Oxygen × 310.86%
    15.999 × 3 = 47.997 g/mol
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Compounds with the formula Au2O3

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 1 of 1 compounds

Frequently asked questions

What is the molar mass of Au2O3?

The molar mass of Au2O3 is 441.94 g/mol, calculated from standard atomic weights for 2 gold atoms and 3 oxygen atoms. The monoisotopic mass is 441.9179 Da.

How many compounds have the formula Au2O3?

CompoundList lists 1 compound with the molecular formula Au2O3, including Gold sesquioxide. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.