Phosphorus pentafluoride
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Phosphorus pentafluoride, PF5, is a phosphorus halide. It is a colourless, toxic gas that fumes in air.[1][2]
Quick Facts Names, Identifiers ...
Names | |
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IUPAC name
Phosphorus pentafluoride | |
Other names
Phosphorus(V) fluoride Pentafluoridophosphorus Pentafluorophosphorane | |
Identifiers | |
3D model (JSmol) |
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ChemSpider |
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ECHA InfoCard | 100.028.730 |
EC Number |
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PubChem CID |
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RTECS number |
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UNII | |
UN number | 2198 |
CompTox Dashboard (EPA) |
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Properties | |
PF5 | |
Molar mass | 125.965777813 g·mol−1 |
Appearance | colourless gas |
Odor | unpleasant |
Density | 5.527 kg/m3 |
Melting point | −93.78 °C (−136.80 °F; 179.37 K) |
Boiling point | −84.6 °C (−120.3 °F; 188.6 K) |
hydrolysis | |
Structure | |
trigonal bipyramidal | |
0 D | |
Hazards | |
Flash point | Non-flammable |
Related compounds | |
Other anions |
Phosphorus pentachloride Phosphorus pentabromide Phosphorus pentaiodide |
Other cations |
Arsenic pentafluoride Antimony pentafluoride Bismuth pentafluoride |
Related compounds |
Phosphorus trifluoride |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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