- InChI
- InChI=1S/2Mg
- InChI Key
- HZZOEADXZLYIHG-UHFFFAOYSA-N
- Formula
- Mg2
- SMILES
- [Mg]=[Mg]
- Molecular Weight1
- 48.61
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| PAff | 919.00 | kJ/mol | NIST |
| BasG | 886.50 | kJ/mol | NIST |
Cheméo can also estimate Normal Boiling Point Temperature, Normal melting (fusion) point, Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of formation at standard conditions, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor, Ionization energy, Log10 of Water solubility in mol/l for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [24.30; 21.27] | J/mol×K | [298.00; 800.00] |
NIST
|
| Equation | Y = A + B·t + C·t² + D·t³ + E/t², t = T/1000 Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | 2.14619e+01 | |||
| Coefficient B | -2.45419e+00 | |||
| Coefficient C | 3.19776e+00 | |||
| Coefficient D | -1.44073e+00 | |||
| Coefficient E | 2.94835e-01 | |||
| Reference | Chase, 1998 | |||
| Temperature range, min. | 298.00 | |||
| Temperature range, max. | 800.00 | |||
| Cp,gas | 24.30 | J/mol×K | 298.00 | Calculated Property |
| Cp,gas | 23.29 | J/mol×K | 353.78 | Calculated Property |
| Cp,gas | 22.65 | J/mol×K | 409.56 | Calculated Property |
| Cp,gas | 22.23 | J/mol×K | 465.33 | Calculated Property |
| Cp,gas | 21.93 | J/mol×K | 521.11 | Calculated Property |
| Cp,gas | 21.72 | J/mol×K | 576.89 | Calculated Property |
| Cp,gas | 21.56 | J/mol×K | 632.67 | Calculated Property |
| Cp,gas | 21.44 | J/mol×K | 688.44 | Calculated Property |
| Cp,gas | 21.35 | J/mol×K | 744.22 | Calculated Property |
| Cp,gas | 21.27 | J/mol×K | 800.00 | Calculated Property |
| Cp,gas | [21.30; 21.09] | J/mol×K | [800.00; 2000.00] |
NIST
|
| Equation | Y = A + B·t + C·t² + D·t³ + E/t², t = T/1000 Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | 1.44908e+01 | |||
| Coefficient B | 1.03876e+01 | |||
| Coefficient C | -6.35252e+00 | |||
| Coefficient D | 1.36705e+00 | |||
| Coefficient E | 1.19649e+00 | |||
| Reference | Chase, 1998 | |||
| Temperature range, min. | 800.00 | |||
| Temperature range, max. | 2000.00 | |||
| Cp,gas | 21.30 | J/mol×K | 800.00 | Calculated Property |
| Cp,gas | 21.14 | J/mol×K | 933.33 | Calculated Property |
| Cp,gas | 21.05 | J/mol×K | 1066.67 | Calculated Property |
| Cp,gas | 21.00 | J/mol×K | 1200.00 | Calculated Property |
| Cp,gas | 20.96 | J/mol×K | 1333.33 | Calculated Property |
| Cp,gas | 20.93 | J/mol×K | 1466.67 | Calculated Property |
| Cp,gas | 20.92 | J/mol×K | 1600.00 | Calculated Property |
| Cp,gas | 20.93 | J/mol×K | 1733.33 | Calculated Property |
| Cp,gas | 20.98 | J/mol×K | 1866.67 | Calculated Property |
| Cp,gas | 21.09 | J/mol×K | 2000.00 | Calculated Property |
| Cp,gas | [20.38; 64.27] | J/mol×K | [2000.00; 4000.00] |
NIST
|
| Equation | Y = A + B·t + C·t² + D·t³ + E/t², t = T/1000 Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | 6.82855e+02 | |||
| Coefficient B | -4.73183e+02 | |||
| Coefficient C | 1.19767e+02 | |||
| Coefficient D | -9.56987e+00 | |||
| Coefficient E | -4.74453e+02 | |||
| Reference | Chase, 1998 | |||
| Temperature range, min. | 2000.00 | |||
| Temperature range, max. | 4000.00 | |||
| Cp,gas | 20.38 | J/mol×K | 2000.00 | Calculated Property |
| Cp,gas | 21.68 | J/mol×K | 2222.22 | Calculated Property |
| Cp,gas | 22.65 | J/mol×K | 2444.44 | Calculated Property |
| Cp,gas | 24.52 | J/mol×K | 2666.67 | Calculated Property |
| Cp,gas | 27.84 | J/mol×K | 2888.89 | Calculated Property |
| Cp,gas | 32.77 | J/mol×K | 3111.11 | Calculated Property |
| Cp,gas | 39.18 | J/mol×K | 3333.33 | Calculated Property |
| Cp,gas | 46.83 | J/mol×K | 3555.56 | Calculated Property |
| Cp,gas | 55.34 | J/mol×K | 3777.78 | Calculated Property |
| Cp,gas | 64.27 | J/mol×K | 4000.00 | Calculated Property |
| Cp,gas | [63.70; 70.51] | J/mol×K | [4000.00; 6000.00] |
NIST
|
| Equation | Y = A + B·t + C·t² + D·t³ + E/t², t = T/1000 Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | -3.66592e+03 | |||
| Coefficient B | 1.62291e+03 | |||
| Coefficient C | -2.52068e+02 | |||
| Coefficient D | 1.33747e+01 | |||
| Coefficient E | 6.64145e+03 | |||
| Reference | Chase, 1998 | |||
| Temperature range, min. | 4000.00 | |||
| Temperature range, max. | 6000.00 | |||
| Cp,gas | 63.70 | J/mol×K | 4000.00 | Calculated Property |
| Cp,gas | 71.97 | J/mol×K | 4222.22 | Calculated Property |
| Cp,gas | 78.30 | J/mol×K | 4444.44 | Calculated Property |
| Cp,gas | 82.41 | J/mol×K | 4666.67 | Calculated Property |
| Cp,gas | 84.28 | J/mol×K | 4888.89 | Calculated Property |
| Cp,gas | 84.09 | J/mol×K | 5111.11 | Calculated Property |
| Cp,gas | 82.15 | J/mol×K | 5333.33 | Calculated Property |
| Cp,gas | 78.88 | J/mol×K | 5555.56 | Calculated Property |
| Cp,gas | 74.81 | J/mol×K | 5777.78 | Calculated Property |
| Cp,gas | 70.51 | J/mol×K | 6000.00 | Calculated Property |
Similar Compounds
Find more compounds similar to Magnesium dimer.
Sources
- Cheméo Relay (1.0)
- Cheméo Relay (1.0, beta) Beta: served but experimental, data-limited and below our cross-validation release bar; the Joback value is recommended where available.
- NIST Webbook
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