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Properties of Ga2O3

Properties of Ga2O3 (Gallium(III) oxide):

Compound NameGallium(III) oxide
Chemical FormulaGa2O3
Molar Mass187.4442 g/mol

Chemical structure
Ga2O3 (Gallium(III) oxide) - Chemical structure
Lewis structure
3D molecular structure
Physical properties
Appearancewhite crystalline powder
Solubilityinsoluble
Melting1,725.00 °C
Helium -270.973
Hafnium carbide 3958
Thermochemistry
Heat Capacity92.10 J/(mol·K)
Boron nitride 19.7
Hentriacontane 912
Enthalpy of Formation-108.00 kJ/mol
Adipic acid -994.3
Tricarbon 820.06
Standard Entropy85.00 J/(mol·K)
Ruthenium(III) iodide -247
Chlordecone 764

Alternative Names

gallium trioxide, gallium sesquioxide
Gallium(III) trioxide

Elemental composition of Ga2O3
ElementSymbolAtomic weightAtomsMass percent
GalliumGa69.723274.3933
OxygenO15.9994325.6067
Mass Percent CompositionAtomic Percent Composition
Ga: 74.39%O: 25.61%
Ga Gallium (74.39%)
O Oxygen (25.61%)
Ga: 40.00%O: 60.00%
Ga Gallium (40.00%)
O Oxygen (60.00%)
Mass Percent Composition
Ga: 74.39%O: 25.61%
Ga Gallium (74.39%)
O Oxygen (25.61%)
Atomic Percent Composition
Ga: 40.00%O: 60.00%
Ga Gallium (40.00%)
O Oxygen (60.00%)
Identifiers
CAS Number12024-21-4
SMILESO=[Ga]O[Ga]=O
Hill formulaGa2O3

Related compounds
FormulaCompound name
Ga2OGallium(i) oxide
Ga2(O2)3Gallium peroxide

Sample reactions for Ga2O3
EquationReaction type
Ga2O3 + H2O = Ga(OH)3synthesis

Related
Molecular weight calculator
Oxidation state calculator

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