- InChI
- InChI=1S/2FH.Mg/h2*1H;/q;;+2/p-2
- InChI Key
- ORUIBWPALBXDOA-UHFFFAOYSA-L
- Formula
- F2Mg
- SMILES
- F[Mg]F
- Molecular Weight1
- 62.30
- CAS
- 7783-40-6
- Other Names
-
- afluon
- irtran 1
- magnesium difluoride
- magnesium difluoride (MgF2)
- magnesium fluoride (MgF2)
- η : Dynamic viscosity (Pa×s).
- ΔfH°solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔsubH° : Enthalpy of sublimation at standard conditions (kJ/mol).
- ΔsubH : Enthalpy of sublimation at a given temperature (kJ/mol).
- IE : Ionization energy (eV).
- Pvap : Vapor pressure (kPa).
- ρl : Liquid Density (kg/m3).
- 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 |
|---|---|---|---|
| ΔfH°solid | -1124.20 ± 1.20 | kJ/mol | NIST |
| ΔsubH° | 348.20 ± 4.30 | kJ/mol | NIST |
| IE | [13.30; 14.00] | eV |
|
| IE | 13.60 ± 0.30 | eV | NIST |
| IE | 13.30 ± 0.30 | eV | NIST |
| IE | 14.00 ± 0.50 | eV | NIST |
| IE | 13.50 ± 0.40 | eV | NIST |
| S°solid,1 bar | 57.20 ± 0.50 | J/mol×K | NIST |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| η | [0.0014480; 0.0024160] | Pa×s | [1514.70; 1853.20] |
|
|
T(K) Dynamic viscosity (Pa×s) 1.40e-3 1.60e-3 1.80e-3 2.00e-3 2.20e-3 2.40e-3 1600 1700 1800 | ||||
| η | 0.0024160 | Pa×s | 1514.70 | Viscosi... |
| η | 0.0022500 | Pa×s | 1534.70 | Viscosi... |
| η | 0.0022570 | Pa×s | 1554.70 | Viscosi... |
| η | 0.0020900 | Pa×s | 1574.10 | Viscosi... |
| η | 0.0020810 | Pa×s | 1613.70 | Viscosi... |
| η | 0.0020360 | Pa×s | 1633.20 | Viscosi... |
| η | 0.0019800 | Pa×s | 1653.40 | Viscosi... |
| η | 0.0018950 | Pa×s | 1673.90 | Viscosi... |
| η | 0.0017840 | Pa×s | 1690.60 | Viscosi... |
| η | 0.0017630 | Pa×s | 1716.70 | Viscosi... |
| η | 0.0017580 | Pa×s | 1731.00 | Viscosi... |
| η | 0.0016800 | Pa×s | 1751.00 | Viscosi... |
| η | 0.0016320 | Pa×s | 1773.00 | Viscosi... |
| η | 0.0015880 | Pa×s | 1792.80 | Viscosi... |
| η | 0.0016020 | Pa×s | 1814.20 | Viscosi... |
| η | 0.0015520 | Pa×s | 1831.80 | Viscosi... |
| η | 0.0014480 | Pa×s | 1853.20 | Viscosi... |
| ΔsubH | [327.30; 359.80] | kJ/mol | [1335.00; 1393.00] |
|
| ΔsubH | 359.80 | kJ/mol | 1335.00 | NIST |
| ΔsubH | 327.30 ± 4.30 | kJ/mol | 1393.00 | NIST |
| ρl | [2273.90; 2426.80] | kg/m3 | [1526.20; 1871.80] |
|
|
T(K) Liquid Density (kg/m3) 2300 2350 2400 1600 1700 1800 | ||||
| ρl | 2426.80 | kg/m3 | 1526.20 | Density... |
| ρl | 2413.70 | kg/m3 | 1545.80 | Density... |
| ρl | 2406.20 | kg/m3 | 1568.20 | Density... |
| ρl | 2393.20 | kg/m3 | 1585.30 | Density... |
| ρl | 2386.50 | kg/m3 | 1609.30 | Density... |
| ρl | 2373.10 | kg/m3 | 1624.80 | Density... |
| ρl | 2368.20 | kg/m3 | 1648.70 | Density... |
| ρl | 2355.00 | kg/m3 | 1663.70 | Density... |
| ρl | 2350.10 | kg/m3 | 1688.20 | Density... |
| ρl | 2336.80 | kg/m3 | 1702.70 | Density... |
| ρl | 2332.50 | kg/m3 | 1727.30 | Density... |
| ρl | 2320.00 | kg/m3 | 1742.80 | Density... |
| ρl | 2316.70 | kg/m3 | 1766.10 | Density... |
| ρl | 2305.20 | kg/m3 | 1781.60 | Density... |
| ρl | 2300.30 | kg/m3 | 1804.80 | Density... |
| ρl | 2291.00 | kg/m3 | 1821.10 | Density... |
| ρl | 2284.40 | kg/m3 | 1843.60 | Density... |
| ρl | 2279.50 | kg/m3 | 1861.60 | Density... |
| ρl | 2273.90 | kg/m3 | 1871.80 | Density... |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [0.01; 35.45] | kPa | [1536.00; 2400.00] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.61114e+01 | |||
| Coefficient B | -2.77148e+04 | |||
| Coefficient C | -1.90480e+02 | |||
| Temperature range, min. | 1536.00 | |||
| Temperature range, max. | 2400.00 | |||
|
T(K) Vapor pressure (kPa) 0 5 10 15 20 25 30 35 2000 | ||||
| Pvap | 0.01 | kPa | 1536.00 | Calculated Property |
| Pvap | 0.04 | kPa | 1632.00 | Calculated Property |
| Pvap | 0.15 | kPa | 1728.00 | Calculated Property |
| Pvap | 0.43 | kPa | 1824.00 | Calculated Property |
| Pvap | 1.09 | kPa | 1920.00 | Calculated Property |
| Pvap | 2.53 | kPa | 2016.00 | Calculated Property |
| Pvap | 5.41 | kPa | 2112.00 | Calculated Property |
| Pvap | 10.74 | kPa | 2208.00 | Calculated Property |
| Pvap | 20.05 | kPa | 2304.00 | Calculated Property |
| Pvap | 35.45 | kPa | 2400.00 | Calculated Property |
Similar Compounds
Find more compounds similar to Magnesium fluoride.
Mixtures
Sources
- Viscosity of Molten Alkaline-Earth Fluorides
- Density Measurement of Molten Alkaline-Earth Fluorides Using Archimedean Dual-Sinker Method
- Experimental Measurement of the Solid-Liquid Equilibrium of the Systems MF2 + H2O (M = Mg, Ca, Zn) from 298.15 to 353.15 K
- MgF2 Solubility in MgF2 + Salt + H2O Systems (Salt = MgSO4, (NH4)2SO4, NH4Cl) at 298.15 K
- Solubility Measurement of the Systems MF2 (M = Ca, Mg, Zn) + ZnSO4 + H2O and MF2 (M = Ca, Mg) + ZnF2 + H2O at 298.15 K
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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