Strontium fluoride
Strontium fluoride, SrF2, also called strontium difluoride and strontium(II) fluoride, is a fluoride of strontium. It is a brittle white crystalline solid. In nature, it appears as the very rare mineral strontiofluorite.
| Names | |
|---|---|
| Other names
Strontium difluoride Strontium(II) fluoride | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
| ECHA InfoCard | 100.029.091 |
| EC Number |
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PubChem CID |
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| UNII | |
CompTox Dashboard (EPA) |
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| Properties | |
| SrF2 | |
| Molar mass | 125.62 g/mol |
| Density | 4.24 g/cm3 |
| Melting point | 1,473 °C (2,683 °F; 1,746 K) |
| Boiling point | 2,460 °C (4,460 °F; 2,730 K) |
| 0.117 g/100 mL | |
Solubility product (Ksp) |
4.33×10−9 |
| −37.2·10−6 cm3/mol | |
Refractive index (nD) |
1.439 @0.58 µm |
| Structure | |
| cubic crystal system, cF12 | |
| Fm3m, #225 | |
a = 5.80 Å, b = 5.80 Å, c = 5.80 Å α = 90°, β = 90°, γ = 90° | |
| Sr, 8, cubic F, 4, tetrahedral | |
| Hazards | |
| Flash point | Non-flammable |
| Related compounds | |
Other anions |
Strontium chloride Strontium bromide Strontium iodide |
Other cations |
beryllium fluoride magnesium fluoride calcium fluoride barium fluoride |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
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