Yttrium phosphide
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| Names | |
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| IUPAC name
Phosphanylidyneyttrium
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| Other names
Yttrium phosphide, yttrium(III) phosphide.
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| Identifiers | |
3D model (JSmol)
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| ChemSpider | |
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| EC Number |
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PubChem CID
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CompTox Dashboard (EPA)
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| Properties | |
| PY | |
| Molar mass | 119.879600 |
| Appearance | Colourless solid |
| Density | 4.35 g/cm3[1] |
| Melting point | 200.78 °C (393.40 °F; 473.93 K) |
| Boiling point | 511.30 °C (952.34 °F; 784.45 K) |
| Structure[2] | |
| Rock salt structure | |
| Fm3m | |
a = 0.5661 nm
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Formula units (Z)
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4 |
| Octahedral at Y3+, Octahedral at P3- | |
| Related compounds | |
Other anions
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Yttrium nitride Yttrium(III) arsenide Yttrium(III) antimonide |
Other cations
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Scandium phosphide Lutetium phosphide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Yttrium phosphide is an inorganic compound of yttrium and phosphorus with the chemical formula YP.[3][4][5] The compound may be also classified as yttrium(III) phosphide.
Synthesis
[edit | edit source]Heating (500–1000 °C) of pure substances in a vacuum:[6]
- 4 Y + P4 → 4 YP
Properties
[edit | edit source]Yttrium phosphide forms cubic crystals.[1]
Uses
[edit | edit source]Ytttium phosphide is a semiconductor used in laser diodes, and in high power and frequency applications.
References
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