- InChI
- InChI=1S/Ca.O
- InChI Key
- ODINCKMPIJJUCX-UHFFFAOYSA-N
- Formula
- CaO
- SMILES
- O=[Ca]
- Molecular Weight1
- 56.08
- CAS
- 1305-78-8
- Other Names
-
- calcia
- calcium monoxide
- caloxol CP 2
- caloxol W 3
- calx
- calxyl
- desical P
- rhenosorb C
- rhenosorb F
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- ΔfH°solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
- IE : Ionization energy (eV).
- S°solid,1 bar : Solid phase molar entropy at standard conditions (J/mol×K).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| PAff | 1190.60 | kJ/mol | NIST |
| BasG | 1162.30 | kJ/mol | NIST |
| ΔfH°solid | -634.92 ± 0.90 | kJ/mol | NIST |
| IE | [6.50; 7.00] | eV |
|
| IE | 6.66 ± 0.18 | eV | NIST |
| IE | 6.66 ± 0.18 | eV | NIST |
| IE | 6.50 ± 0.30 | eV | NIST |
| IE | 7.00 ± 1.00 | eV | NIST |
| IE | 6.90 ± 0.15 | eV | NIST |
| IE | 7.00 ± 1.00 | eV | NIST |
| IE | 6.50 | eV | NIST |
| S°solid,1 bar | 38.10 ± 0.40 | J/mol×K | NIST |
Similar Compounds
Find more compounds similar to calcium oxide.
Sources
- Thermodynamic equilibrium in the system H2O+P2O5+CaCO3 at 25 and 70 deg C: Application for synthesis of calcium phosphate products based on calcium carbonate decomposition
- Solubility study at high phosphorus pentoxide concentration in ternary system CaCO3+P2O5+H2O at 25, 35 and 70 deg.C
- Gibbs energy of formation of Ca7V4O17
- Experimental determination of the liquidus of the binary system (Cu2O + CaO) in air at temperature from (1050 to 1500) degC
- Experimental determination of diffusion and mass transfer of boron oxide in molten slag for metallurgical grade silicon purification
- Standard enthalpies of formation of Sr2CuO3 and Ca2CuO3
- Standard molar enthalpy of formation of Ca2[B4O7(OH)2]
- Hydrothermal synthesis, characterization and thermochemistry of Ca2[B2O4(OH)2]*0.5H2O
- Thermodynamics of BaNd2Fe2O7(s) and BaNdFeO4(s) in the system Ba Nd Fe O
- Thermochemistry of dicesium calcium tetraborate octahydrate
- Determination of Standard Enthalpy of Vaporization and Thermal Decomposition Reactions from Derivative Thermogravimetric (DTG) Curves
- Thermodynamic stability of Ca3TeO6 determined by a solid electrolyte EMF method
- NIST Webbook
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