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Properties of Pr2O3

Properties of Pr2O3 (Praseodymium(III) oxide):

Compound NamePraseodymium(III) oxide
Chemical FormulaPr2O3
Molar Mass329.8135 g/mol
Physical properties
Appearancelight green solid
Density6.9000 g/cm³
Helium 0.0001786
Iridium 22.562
Melting2,183.00 °C
Helium -270.973
Hafnium carbide 3958
Boiling3,760.00 °C
Helium -268.928
Tungsten carbide 6000
Thermochemistry
Heat Capacity117.40 J/(mol·K)
Boron nitride 19.7
Hentriacontane 912
Enthalpy of Formation-180.00 kJ/mol
Adipic acid -994.3
Tricarbon 820.06

Alternative Names

Praseodymium oxide, Praseodymium sesquioxide

Elemental composition of Pr2O3
ElementSymbolAtomic weightAtomsMass percent
PraseodymiumPr140.90765285.4469
OxygenO15.9994314.5531
Mass Percent CompositionAtomic Percent Composition
Pr: 85.45%O: 14.55%
Pr Praseodymium (85.45%)
O Oxygen (14.55%)
Pr: 40.00%O: 60.00%
Pr Praseodymium (40.00%)
O Oxygen (60.00%)
Mass Percent Composition
Pr: 85.45%O: 14.55%
Pr Praseodymium (85.45%)
O Oxygen (14.55%)
Atomic Percent Composition
Pr: 40.00%O: 60.00%
Pr Praseodymium (40.00%)
O Oxygen (60.00%)
Identifiers
CAS Number12036-32-7
Hill formulaO3Pr2

Related compounds
FormulaCompound name
PrO2Praseodymium(IV) oxide
Pr6O11Praseodymium(III,IV) oxide

Related
Molecular weight calculator
Oxidation state calculator

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