| Revision as of 21:19, 21 November 2010 editUnbitwise (talk | contribs)227 edits Also units for molar mass, and nonbreaking spaces per WP:MOSNUM#Unit symbols← Previous edit |
Latest revision as of 15:08, 15 August 2022 edit undoNucleus hydro elemon (talk | contribs)Extended confirmed users3,346 editsm Moving from Category:Oxohalides to Category:Oxyfluorides using Cat-a-lot |
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| ImageFile = Selenoyl_fluoride_structure.png |
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| ImageFile1 = Selenoyl fluoride 3D Space Filling.png |
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| CASNo_Ref = {{cascite|correct|??}} |
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| CASNo = 14984-81-7 |
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| CASNo = 14984-81-7 |
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| ChemSpiderID = 10329076 |
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| PubChem = 23236013 |
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| Formula = SeO<sub>2</sub>F<sub>2</sub> |
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| SMILES = O=(=O)(F)F |
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| MolarMass = 148.95 g/mol |
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| InChI = 1/F2O2Se/c1-5(2,3)4 |
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| Appearance = Gas. |
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| InChIKey = VCPFQVXWYPMUKZ-UHFFFAOYAS |
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| StdInChI_Ref = {{stdinchicite|changed|chemspider}} |
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| MeltingPt = -99.5 °C<ref>CRC Handbook of Chemistry and Physics</ref> |
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| StdInChI = 1S/F2O2Se/c1-5(2,3)4 |
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| BoilingPt = -8.4 °C<ref>Seppelt, K. “Selenoyl difluoride” ''Inorganic Syntheses'', 1980, volume XX, pp. 36-38. ISBN 0-471-07715-1.</ref> |
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| StdInChIKey = VCPFQVXWYPMUKZ-UHFFFAOYSA-N }} |
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| Formula = SeO<sub>2</sub>F<sub>2</sub> |
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| MolarMass = 148.95 g/mol |
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| Appearance = Gas. |
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| MeltingPtC = -99.5 |
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| MeltingPt_ref = <ref>CRC Handbook of Chemistry and Physics</ref> |
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| BoilingPtC = -8.4 |
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| BoilingPt_ref = <ref>]. "Selenoyl difluoride" ''Inorganic Syntheses'', 1980, volume XX, pp. 36-38. {{ISBN|0-471-07715-1}}.</ref> |
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| OtherCations = ] |
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| OtherCompounds = ],<br />] |
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'''Selenoyl fluoride''', '''selenoyl difluoride''', '''selenium oxyfluoride''', or '''selenium dioxydifluoride''' is a ] with the ] SeO<sub>2</sub>F<sub>2</sub>. |
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'''Selenoyl fluoride''', '''selenoyl difluoride''', '''selenium oxyfluoride''', or '''selenium dioxydifluoride''' is a ] with the ] SeO<sub>2</sub>F<sub>2</sub>. |
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==Structure== |
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==Structure== |
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The shape of the molecule is a distorted tetrahedron with the O-Se-O angle being 126.2°, the O-Se-F angle being 108.0° and F-Se-F being 94.1°.<ref>Wai-Kee Li, Gong-du Zhou, Thomas C. W. Mak page 651 2008 ISBN 0199216940 </ref> The Se-F bond length is 1.685 Å and the selenium to oxygen bond is 1.575 Å long.<ref>Kolbjørn Hagen, Virginia R. Cross and Kenneth Hedberg "The molecular structure of selenonyl fluoride, SeO<sub>2</sub>F<sub>2</sub>, and sulfuryl fluoride, SO<sub>2</sub>F<sub>2</sub>, as determined by gas-phase electron diffraction" ''Journal of Molecular Structure'' 1978 volume 44 issue 2 page 187 doi:10.1016/0022-2860(78)87027-6</ref> |
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The shape of the molecule is a distorted tetrahedron with the O-Se-O angle being 126.2°, the O-Se-F angle being 108.0° and F-Se-F being 94.1°.<ref>Wai-Kee Li, Gong-du Zhou, Thomas C. W. Mak page 651 2008 {{ISBN|0-19-921694-0}}</ref> The Se-F bond length is 1.685 Å and the selenium to oxygen bond is 1.575 Å long.<ref>Kolbjørn Hagen, Virginia R. Cross and Kenneth Hedberg "The molecular structure of selenonyl fluoride, SeO<sub>2</sub>F<sub>2</sub>, and sulfuryl fluoride, SO<sub>2</sub>F<sub>2</sub>, as determined by gas-phase electron diffraction" ''Journal of Molecular Structure'' 1978 volume 44 issue 2 page 187 {{doi|10.1016/0022-2860(78)87027-6}}</ref> |
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==Formation== |
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==Formation== |
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==Reactions== |
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==Reactions== |
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Selenoyl fluoride is more reactive than its analogon ]. It is easier to hydrolyse and to reduce. It may react violently upon contact with ]. |
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Selenoyl fluoride reacting with ] gives FXeOSeF<sub>5</sub>.<ref>http://www.scribd.com/doc/30122309/Noble-Gas-Compounds</ref> |
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Selenoyl fluoride reacting with ] gives FXeOSeF<sub>5</sub>.<ref>{{cite web |url=https://www.scribd.com/doc/30122309/Noble-Gas-Compounds |title=Noble Gas Compounds |website=www.scribd.com |url-status=dead |archive-url=https://web.archive.org/web/20121104234856/http://www.scribd.com/doc/30122309/Noble-Gas-Compounds |archive-date=2012-11-04}} </ref> |
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==See also== |
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*] |
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==References== |
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==References== |
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{{Reflist}} |
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{{Reflist}} |
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{{Selenium compounds}} |
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