Osmium(II) chloride or osmium dichloride is an inorganic compound composed of osmium metal and chlorine with the chemical formula OsCl
2.[1]
| Names | |
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| IUPAC name
Osmium(II) chloride
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| Other names
Osmium dichloride
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| Identifiers | |
3D model (JSmol)
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| ChemSpider | |
PubChem CID
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| Properties | |
| OsCl2 | |
| Molar mass | 261.14 g/mol |
| Appearance | dark brown solid |
| Density | 4.38 g/cm3 |
| Melting point | 450 °C (842 °F; 723 K) |
| Almost insoluble | |
| Related compounds | |
Other anions
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Osmium dibromide |
Other cations
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Iron(II) chloride Palladium(II) chloride |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Synthesis
editOsmium(II) chloride can be prepared by disproportionation of osmium(III) chloride at 500 °C in vacuum.[2]
- 2OsCl3 → OsCl4 + OsCl2
Physical properties
editOsmium(II) chloride is a hygroscopic dark brown solid that is insoluble in water.[3]
Chemical properties
editOsmium(II) chloride does not react with hydrochloric acid and sulfuric acid.
It reacts with CO at 220 °C:
- OsCl2 + 3CO → Os(CO)3Cl2
Uses
editOsmium(II) chloride can be used for the catalytic production of trialkylamines.[5]
References
edit- ^ Satya, Prakash (2013). Advanced Chemistry of Rare Elements. S. Chand Publishing. p. 613. ISBN 978-81-219-4254-6. Retrieved 30 March 2023.
- ^ Singh, G. (2007). Chemistry Of Lanthanides And Actinides. Discovery Publishing House. p. 307. ISBN 978-81-8356-241-6. Retrieved 30 March 2023.
- ^ Leddicotte, G. W. (1961). The Radiochemistry of Osmium. Subcommittee on Radiochemistry, National Academy of Sciences-National Research Council; available from the Office of Technical Services, Department of Commerce. p. 5. Retrieved 30 March 2023.
- ^ Comey, Arthur Messinger (1896). A Dictionary of chemical solubilities. Macmillan and Company. p. 275. Retrieved 30 March 2023.
- ^ Macintyre, Jane E. (5 December 1996). Dictionary of Inorganic Compounds, Supplement 4. CRC Press. p. 221. ISBN 978-0-412-75020-5. Retrieved 30 March 2023.