Strontium phosphide is an inorganic compound of strontium and phosphorus with the chemical formula Sr
3P
2.[1][2] The compound looks like black crystalline material.[citation needed]
Names | |
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Other names Tristrontium diphosphide | |
Identifiers | |
3D model (JSmol) | |
ChemSpider | |
ECHA InfoCard | 100.032.422 |
EC Number |
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PubChem CID | |
UN number | 2013 |
CompTox Dashboard (EPA) | |
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Properties | |
P2Sr3 | |
Molar mass | 324.8 |
Appearance | Black crystalline material |
Density | 2.68 g/cm3 |
Decomposes in water | |
Structure | |
cubic | |
Related compounds | |
Other anions | Calcium phosphide Barium phosphide |
Other cations | Strontium nitride Strontium arsenide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
Synthesis
Heating strontium phosphate with soot in an arc furnace:
Reaction of strontium with red phosphorus at high temperature:[citation needed]
Physical properties
Strontium phosphide forms black crystals.[citation needed]
Thermally stable, melts at high temperatures.
Dangerous when wet, poison.[3]
Chemical properties
Decomposes with water releasing phosphine:[citation needed]
Reacts with acids:
Uses
It is a highly reactive substance used as a reagent and in the manufacture of chemically reactive devices.[4]
References
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