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3D model (JSmol)
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ECHA InfoCard | 100.013.775 |
PubChem CID
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CompTox Dashboard (EPA)
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Properties | |
Cl6Na2Os | |
Molar mass | 448.91 g·mol−1 |
Appearance | red solid |
Density | 3.221 g/cm3 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Sodium hexachloroosmate is the inorganic compound with the formula Na2OsCl6. A red solid, it is the disodium salt of the osmium(VI) complex [OsCl6]2−. The anion is an octahedral complex with Os-Cl distance of 2.325(3) Å, as established by X-ray crystallography.[1] The compound can be prepared by reaction of a suspension of osmium metal in molten sodium chloride with chlorine:[2]
Hexachloroosmate is paramagnetic, with a low-spin d2 configuration.