Strontium fluoride
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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.[2][3]
Quick Facts Names, Identifiers ...
Names | |
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Other names
Strontium difluoride Strontium(II) fluoride | |
Identifiers | |
3D model (JSmol) |
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ChemSpider |
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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[1] |
−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).
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