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Iridium(III) Oxide

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Iridium(III) Oxide

Molecular formula: Ir2O3 CAS# 1312-46-5
Categories: Oxide
PubChem CID: 9845673 | CB4104560 | ChemSpider ID: 8021387
Names
English:
EINECS:215-196-5
Iridium sesquioxide
Iridium(III) Oxide
iridium(3+);oxygen(2-)(IUPAC)

Variants of the formula:

Ir2O3
O\\Ir/O\Ir//O
$L(1.2)O^--\0Ir^3+/0O^--\0Ir^3+/0O^--
Elemental composition
Can't show the diagram.
Symbol Element Atomic weight Number of atoms Mass percent

Reactions in which Iridium(III) Oxide is involved

  • 4H2[IrCl6] + 24{M}OH "100^oC"--> 2Ir2O3"|v" + O2"|^" + 24{M}Cl + 16H2O , where M = Li Na K Rb Cs
  • 2Na3[IrCl6] + 6NaOH "CO2"--> Ir2O3"|v" + 12NaCl + 3H2O
  • 2IrCl3 + 6{M}OH -> Ir2O3"|v" + 6{M}Cl + 3H2O , where M = Li Na K Rb Cs
  • 4IrCl3 + 3O2 "500-600^oC"--> 2Ir2O3 + 6Cl2
  • Ir2O3 + 3H2SO4 "N2"--> Ir2(SO4)3 + 3H2O