Input interpretation
europium(III) oxide
Chemical names and formulas
formula | Eu_2O_3 name | europium(III) oxide alternate names | dieuropium trioxide | europia | europium oxide | europium sesquioxide mass fractions | Eu (europium) 86.4% | O (oxygen) 13.6%
Structure diagram
Structure diagram
vertex count | 5 edge count | 4 Schultz index | 74 Wiener index | 20 Hosoya index | 8 Balaban index | 2.191
Basic properties
molar mass | 351.925 g/mol phase | solid (at STP) melting point | 2325 °C density | 7.42 g/cm^3
Units
Solid properties (at STP)
density | 7.42 g/cm^3
Units
Thermodynamic properties
specific heat capacity c_p | solid | 0.3472 J/(g K) molar heat capacity c_p | solid | 122.2 J/(mol K) specific free energy of formation Δ_fG° | solid | -4.424 kJ/g molar free energy of formation Δ_fG° | solid | -1557 kJ/mol specific heat of formation Δ_fH° | solid | -4.692 kJ/g molar heat of formation Δ_fH° | solid | -1651 kJ/mol specific entropy S° | solid | 0.4149 J/(g K) molar entropy S° | solid | 146 J/(mol K) molar heat of fusion | 117 kJ/mol | specific heat of fusion | 0.332 kJ/g | (at STP)
Chemical identifiers
![CAS number | 1308-96-9 PubChem CID number | 4233003 PubChem SID number | 24852158 SMILES identifier | O=[Eu]O[Eu]=O InChI identifier | InChI=1/2Eu.3O/rEu2O3/c3-1-5-2-4 RTECS number | LE8053000 MDL number | MFCD00010997](../image_source/5ce648fa9027c02fdebe8d2d43c18ef8.png)
CAS number | 1308-96-9 PubChem CID number | 4233003 PubChem SID number | 24852158 SMILES identifier | O=[Eu]O[Eu]=O InChI identifier | InChI=1/2Eu.3O/rEu2O3/c3-1-5-2-4 RTECS number | LE8053000 MDL number | MFCD00010997
Toxicity properties
RTECS classes | other