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href="https://ru.wikipedia.org/wiki/%D0%94%D0%B8%D1%81%D0%B5%D0%BB%D0%B5%D0%BD%D0%B8%D0%B4_%D0%BF%D0%BB%D0%B0%D1%82%D0%B8%D0%BD%D1%8B" title="Диселенид платины – Russian" lang="ru" hreflang="ru" data-title="Диселенид платины" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Platin(IV)_selenide" title="Platin(IV) selenide – Vietnamese" lang="vi" hreflang="vi" data-title="Platin(IV) selenide" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E4%BA%8C%E7%A1%92%E5%8C%96%E9%93%82" title="二硒化铂 – Chinese" lang="zh" hreflang="zh" data-title="二硒化铂" data-language-autonym="中文" data-language-local-name="Chinese" 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from <a href="/w/index.php?title=Sudovikovite&redirect=no" class="mw-redirect" title="Sudovikovite">Sudovikovite</a>)</span></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r1084375498">.mw-parser-output .ib-chembox{border-collapse:collapse;text-align:left}.mw-parser-output .ib-chembox td,.mw-parser-output .ib-chembox th{border:1px solid #a2a9b1;width:40%}.mw-parser-output .ib-chembox td+td{width:60%}</style> <table class="infobox ib-chembox"> <caption>Platinum diselenide </caption> <tbody><tr> <th colspan="2" style="background: #f8eaba; text-align: center;">Names </th></tr> <tr> <td colspan="2" style="text-align:left;">Other names <div style="max-width:22em; word-wrap:break-word; padding-left:1.7em;">Platinum(IV) selenide<br /><a href="/wiki/Sudovikovite" class="mw-redirect" title="Sudovikovite">Sudovikovite</a></div> </td></tr> <tr> <th colspan="2" style="background: #f8eaba; text-align: center;">Identifiers </th></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/CAS_Registry_Number" title="CAS Registry Number">CAS Number</a></div> </td> <td><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style><div class="plainlist"><ul><li><span title="commonchemistry.cas.org"><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?cas_rn=12038-26-5">12038-26-5</a></span><sup> <span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup></li></ul></div> </td></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">3D model (<a href="/wiki/JSmol" class="mw-redirect" title="JSmol">JSmol</a>)</div> </td> <td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"><ul><li><span title="chemapps.stolaf.edu (3D interactive model)"><a rel="nofollow" class="external text" href="https://chemapps.stolaf.edu/jmol/jmol.php?model=%5BSe%5D%3D%5BPt%5D%3D%5BSe%5D">Interactive image</a></span></li></ul></div> </td></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/PubChem" title="PubChem">PubChem</a> <abbr title="Compound ID">CID</abbr></div> </td> <td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"><ul><li><span title="pubchem.ncbi.nlm.nih.gov"><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/101946448">101946448</a></span></li></ul></div> </td></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/CompTox_Chemicals_Dashboard" title="CompTox Chemicals Dashboard">CompTox Dashboard</a> <span style="font-weight:normal">(<abbr title="U.S. Environmental Protection Agency">EPA</abbr>)</span></div> </td> <td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"><ul><li><span title="comptox.epa.gov"><a rel="nofollow" class="external text" href="https://comptox.epa.gov/dashboard/chemical/details/DTXSID201312652">DTXSID201312652</a> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q18747599#P3117" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></span></li></ul></div> </td></tr> <tr> <td colspan="2"><div class="collapsible-list mw-collapsible mw-collapsed" style="text-align: left;"> <div style="line-height: 1.6em; font-weight: bold; text-align:left; font-weight:normal; background:transparent;"><div><a href="/wiki/International_Chemical_Identifier" title="International Chemical Identifier">InChI</a></div></div> <ul class="mw-collapsible-content" style="margin-top: 0; margin-bottom: 0; line-height: inherit; list-style: none; margin-left: 0; word-break:break-all;"><li style="line-height: inherit; margin: 0"><div style="border-top:1px solid #ccc; padding:0.2em 0 0.2em 1.5em; text-align:left;"><div style="word-wrap:break-word; text-indent:-1.5em; font-size:97%; line-height:120%;">InChI=1S/Pt.2Se<sup> <span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup></div><div style="word-wrap:break-word; text-indent:-1.5em; font-size:97%; line-height:120%;">Key: JTPDXCIVXNLRFP-UHFFFAOYSA-N<sup> <span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span></sup></div></div></li></ul> </div> </td></tr> <tr> <td colspan="2"><div class="collapsible-list mw-collapsible mw-collapsed" style="text-align: left;"> <div style="line-height: 1.6em; font-weight: bold; text-align:left; font-weight:normal; background:transparent;"><div><a href="/wiki/Simplified_molecular-input_line-entry_system" class="mw-redirect" title="Simplified molecular-input line-entry system">SMILES</a></div></div> <ul class="mw-collapsible-content" style="margin-top: 0; margin-bottom: 0; line-height: inherit; list-style: none; margin-left: 0; word-break:break-all;"><li style="line-height: inherit; margin: 0"><div style="border-top:1px solid #ccc; padding:0.2em 0 0.2em 1.6em; word-wrap:break-word; text-indent:-1.5em; text-align:left; font-size:97%; line-height:120%;">[Se]=[Pt]=[Se]</div></li></ul> </div> </td></tr> <tr> <th colspan="2" style="background: #f8eaba; text-align: center;">Properties </th></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Chemical_formula" title="Chemical formula">Chemical formula</a></div> </td> <td><span title="Platinum">Pt</span><span title="Selenium">Se</span><sub>2</sub> </td></tr> <tr> <td><a href="/wiki/Molar_mass" title="Molar mass">Molar mass</a> </td> <td><span class="nowrap"><span data-sort-value="7002353026000000000♠"></span>353.026</span> g·mol<sup>−1</sup>   </td></tr> <tr> <td>Appearance </td> <td>opaque metallic yellowish white </td></tr> <tr> <td><a href="/wiki/Density" title="Density">Density</a> </td> <td>9.54 </td></tr> <tr> <td><a href="/wiki/Melting_point" title="Melting point">Melting point</a> </td> <td>decomposes </td></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Aqueous_solution" title="Aqueous solution">Solubility in water</a></div> </td> <td>insoluble </td></tr> <tr> <td><a href="/wiki/Band_gap" title="Band gap">Band gap</a> </td> <td>0 (bulk) 1.3 eV monolayer </td></tr> <tr> <th colspan="2" style="background: #f8eaba; text-align: center;">Structure </th></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Crystal_structure" title="Crystal structure">Crystal structure</a></div> </td> <td><a href="/wiki/Space_group" title="Space group">space group</a> P<span style="text-decoration:overline;">3</span>m1 164 hexagonal </td></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Lattice_constant" title="Lattice constant">Lattice constant</a></div> </td> <td><div><i>a</i> = 3.728<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>, <i>c</i> = 5.031</div> </td></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Coordination_geometry" title="Coordination geometry">Coordination geometry</a></div> </td> <td>octahedral </td></tr> <tr> <th colspan="2" style="background: #f8eaba; text-align: center;">Related compounds </th></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Other <a href="/wiki/Ion" title="Ion">anions</a></div> </td> <td><a href="/wiki/Platinum_disulfide" title="Platinum disulfide">platinum disulfide</a> <a href="/w/index.php?title=Platinum_ditelluride&action=edit&redlink=1" class="new" title="Platinum ditelluride (page does not exist)">platinum ditelluride</a> PtSeTe PtSSe </td></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Other <a href="/wiki/Ion" title="Ion">cations</a></div> </td> <td><a href="/wiki/Palladium_diselenide" class="mw-redirect" title="Palladium diselenide">palladium diselenide</a> NiSeTe </td></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Related platinum selenides</div> </td> <td><a href="/w/index.php?title=Luberoite&action=edit&redlink=1" class="new" title="Luberoite (page does not exist)">Luberoite</a> Pt<sub>5</sub>Se<sub>4</sub> </td></tr> <tr> <td colspan="2" style="text-align:left; background:#f8eaba; border:1px solid #a2a9b1;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Except where otherwise noted, data are given for materials in their <a href="/wiki/Standard_state" title="Standard state">standard state</a> (at 25 °C [77 °F], 100 kPa).</div> <div style="margin-top: 0.3em;"><div style="text-align:center;"><span typeof="mw:File"><span><img alt="☒" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/12px-X_mark.svg.png" decoding="async" width="12" height="14" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/18px-X_mark.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/24px-X_mark.svg.png 2x" data-file-width="525" data-file-height="600" /></span></span><span style="display:none">N</span> (<a href="/wiki/Wikipedia:WikiProject_Chemicals/Chembox_validation" title="Wikipedia:WikiProject Chemicals/Chembox validation">what is</a> <sup><span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span><span typeof="mw:File"><span><img alt="☒" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/7px-X_mark.svg.png" decoding="async" width="7" height="8" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/11px-X_mark.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a2/X_mark.svg/14px-X_mark.svg.png 2x" data-file-width="525" data-file-height="600" /></span></span><span style="display:none">N</span></sup> ?) </div></div> <div style="margin-top: 0.3em; text-align: center;"><a href="/wiki/Wikipedia:Chemical_infobox#References" title="Wikipedia:Chemical infobox">Infobox references</a></div> </td></tr> </tbody></table><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Chemical compound</div> <p><b>Platinum diselenide</b> is a <a href="/wiki/Transition_metal_dichalcogenide" class="mw-redirect" title="Transition metal dichalcogenide">transition metal dichalcogenide</a> with the formula <b>PtSe<sub>2</sub></b>. It is a layered substance that can be split into layers down to three atoms thick. PtSe<sub>2</sub> can behave as a metalloid or as a semiconductor depending on the thickness. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Synthesis">Synthesis</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Platinum_diselenide&action=edit&section=1" title="Edit section: Synthesis"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Minozzi was the first to report synthesising platinum diselenide from the elements in 1909.<sup id="cite_ref-gron_2-0" class="reference"><a href="#cite_note-gron-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p>Platinum diselenide can be formed by heating thin foils of platinum in selenium vapour at 400 °C.<sup id="cite_ref-ultra_3-0" class="reference"><a href="#cite_note-ultra-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p><p>A platinum <a href="/wiki/111_surface" class="mw-redirect" title="111 surface">111 surface</a> exposed to selenium vapour at 270 °C forms a monolayer of PtSe<sub>2</sub>.<sup id="cite_ref-wang_5-0" class="reference"><a href="#cite_note-wang-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>In addition to these selenization methods, PtSe<sub>2</sub> can be made by precipitation in water solution of Pt(IV) treated with <a href="/wiki/Hydrogen_selenide" title="Hydrogen selenide">hydrogen selenide</a>, or by heating <a href="/wiki/Platinum_tetrachloride" class="mw-redirect" title="Platinum tetrachloride">platinum tetrachloride</a> with elemental selenium.<sup id="cite_ref-gron_2-1" class="reference"><a href="#cite_note-gron-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Natural_occurrence">Natural occurrence</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Platinum_diselenide&action=edit&section=2" title="Edit section: Natural occurrence"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Platinum diselenide occurs naturally as the mineral <b>Sudovikovite</b>. It was named after Russian petrologist, N.G. Sudovikov who lived from 1903 to 1966. The mineral's hardness is 2 to 2<style data-mw-deduplicate="TemplateStyles:r1214402035">.mw-parser-output .sfrac{white-space:nowrap}.mw-parser-output .sfrac.tion,.mw-parser-output .sfrac .tion{display:inline-block;vertical-align:-0.5em;font-size:85%;text-align:center}.mw-parser-output .sfrac .num{display:block;line-height:1em;margin:0.0em 0.1em;border-bottom:1px solid}.mw-parser-output .sfrac .den{display:block;line-height:1em;margin:0.1em 0.1em}.mw-parser-output .sr-only{border:0;clip:rect(0,0,0,0);clip-path:polygon(0px 0px,0px 0px,0px 0px);height:1px;margin:-1px;overflow:hidden;padding:0;position:absolute;width:1px}</style><span class="sfrac">⁠<span class="tion"><span class="num">1</span><span class="sr-only">/</span><span class="den">2</span></span>⁠</span>. Sudovikovite was found in the Srednyaya Padma mine, Velikaya Guba uranium-vanadium deposit, Zaonezhie peninsula, <a href="/wiki/Karelia_Republic" class="mw-redirect" title="Karelia Republic">Karelia Republic</a>, Russia.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Properties">Properties</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Platinum_diselenide&action=edit&section=3" title="Edit section: Properties"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Platinum diselenide forms crystals in the <a href="/wiki/Cadmium_iodide" title="Cadmium iodide">cadmium iodide</a> structure. This means that the substance forms layers. Each of the monolayers has a central bed of platinum atoms, with a sheet of selenium atoms above and below. This structure is also called "1T" and has an trigonal structure. The layers are only weakly bonded together, and it is possible to exfoliate layers to bilayers or monolayers.<sup id="cite_ref-raman_7-0" class="reference"><a href="#cite_note-raman-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p><p>In bulk the material is semi-metallic, but when reduced to few layers it becomes a semiconductor.<sup id="cite_ref-raman_7-1" class="reference"><a href="#cite_note-raman-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> The conductivity of the bulk material is 620,000 S/m.<sup id="cite_ref-fets_9-0" class="reference"><a href="#cite_note-fets-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p>The <a href="/wiki/X-ray_photoelectron_spectroscopy" title="X-ray photoelectron spectroscopy">XPS spectrum</a> shows a peak at 72.3 eV from Pt 4f core, and also has peaks from Pt 5p<sub>3/2</sub><sup id="cite_ref-raman_7-2" class="reference"><a href="#cite_note-raman-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> and Se 3d<sub>3/2</sub> and 3d<sub>5/2</sub> at 55.19and 54.39 eV.<sup id="cite_ref-wang_5-1" class="reference"><a href="#cite_note-wang-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>Phonon vibrations are designated by the infrared active A<sub>2u</sub> (Se vibrating out of plane opposite to Pt), E<sub>u</sub> (in layer vibration, Se opposite to Pt), and Raman active A<sub>1g</sub> (Se top and bottom atoms moving out of plane in opposite directions 205 cm<sup>−1</sup>), and E<sub>g</sub> (In plane, top and bottom Se atoms moving opposite 175 cm<sup>−1</sup>). In the <a href="/wiki/Raman_spectrum" class="mw-redirect" title="Raman spectrum">Raman spectrum</a>, the A<sub>1g</sub> is lessened when stimulated emissions polarised perpendicular to the incoming rays are measured. The E<sub>g</sub> mode is red-shifted when more layers are stacked. (166 cm<sup>−1</sup> for bilayer and 155 cm<sup>−1</sup> for bulk material) The A<sub>1g</sub> emission only has a slight change when thickness varies.<sup id="cite_ref-raman_7-3" class="reference"><a href="#cite_note-raman-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p><p>The band gap is calculated as 1.2 eV for monolayers, and 0.21 eV for bilayers. For a trylayer or thicker the substance loses a bandgap and becomes semimetallic.<sup id="cite_ref-wang_5-2" class="reference"><a href="#cite_note-wang-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>PtSe<sub>2</sub> can change its conductance in the presence of particular gases, such as <a href="/wiki/Nitrogen_dioxide" title="Nitrogen dioxide">nitrogen dioxide</a>. Within a few seconds, NO<sub>2</sub> absorbs on the surface of the PtSe<sub>2</sub> material and lowers the resistance. When the gas is absent, high resistance returns again in about a minute.<sup id="cite_ref-ultra_3-1" class="reference"><a href="#cite_note-ultra-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p><p>The <a href="/wiki/Seebeck_coefficient" title="Seebeck coefficient">Seebeck coefficient</a> of PtSe<sub>2</sub> is 40 μV/K.<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> </p><p>Although pristine platinum diselenide is nonmagnetic, the presence of platinum vacancies and strain were predicted to induce magnetism.<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> Later magneto-transport studies <sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> have indeed shown that defective PtSe<sub>2</sub> exhibits magnetic properties. Due to <a href="/wiki/RKKY_interaction" title="RKKY interaction">RKKY</a> interaction between magnetic Pt-vacancies, this results in layer-dependent ferromagnetic or anti-ferromagnetic behavior. </p><p>Monolayers of platinum diselenide show helical spin texture, which is not expected for <a href="/wiki/Centrosymmetric" class="mw-redirect" title="Centrosymmetric">centrosymmetric</a> materials such as this. This property could be due to a local dipole induced <a href="/wiki/Rashba_effect" title="Rashba effect">Rashba effect</a>. It means that PtSe<sub>2</sub> is a potential <a href="/wiki/Spintronics" title="Spintronics">spintronics</a> material.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Reactions">Reactions</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Platinum_diselenide&action=edit&section=4" title="Edit section: Reactions"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Water can <a href="/w/index.php?title=Physisorb&action=edit&redlink=1" class="new" title="Physisorb (page does not exist)">physisorb</a> to the surface of platinum diselenide with an energy of −0.19 eV, and similarly for oxygen with energy −0.13 eV. Water and oxygen do not react at toom temperature, because significant energy would be required to break apart the molecules.<sup id="cite_ref-fets_9-1" class="reference"><a href="#cite_note-fets-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Comparison">Comparison</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Platinum_diselenide&action=edit&section=5" title="Edit section: Comparison"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Palladium diselenide has a different modified <a href="/wiki/Pyrite" title="Pyrite">pyrite</a> structure. <a href="/wiki/Palladium_ditelluride" class="mw-redirect" title="Palladium ditelluride">Palladium ditelluride</a> has a similar structure to platinum diselenide.<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Platinum_disulfide" title="Platinum disulfide">Platinum disulfide</a> is a semiconductor, and <a href="/w/index.php?title=Platinum_ditelluride&action=edit&redlink=1" class="new" title="Platinum ditelluride (page does not exist)">platinum ditelluride</a> is metallic in nature. </p><p>More complex substances with platinum and selenium also exist, including the quaternary chalcogenides Rb<sub>2</sub>Pt<sub>3</sub>USe<sub>6</sub> and Cs<sub>2</sub>Pt<sub>3</sub>USe<sub>6</sub><sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> </p><p>Jacutingaite is a ternary platinum selenide HgPtSe<sub>3</sub>.<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Use">Use</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Platinum_diselenide&action=edit&section=6" title="Edit section: Use"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Platinum diselenide can be utilized for boardband photodetector up to mid-infrared (MIR) region with stability in ambient condition.<sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup> Also it can work as a catalyst, and can be built into <a href="/wiki/Field_effect_transistor" class="mw-redirect" title="Field effect transistor">field effect transistors</a>.<sup id="cite_ref-fets_9-2" class="reference"><a href="#cite_note-fets-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p>Combined with <a href="/wiki/Graphene" title="Graphene">graphene</a> it can be a photocatalyst, converting water and oxygen to reactive hydroxyl radical and superoxide. This reaction works when photons produce holes and electrons. The holes can neutralise hydroxide to make hydroxyl, and the electrons attach to oxygen to make superoxide. These reactive species can mineralise organic matter. </p> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Platinum_diselenide&action=edit&section=7" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist reflist-columns references-column-width" style="column-width: 30em;"> <ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFGuoLiang1986" class="citation journal cs1">Guo, G Y; Liang, W Y (10 March 1986). 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"Syntheses and Characterization of Nine Quaternary Uranium Chalcogenides Among the Compounds A2 M3 UQ6(A = K, Rb, Cs; M = Pd, Pt; Q = S, Se)". <i>Inorganic Chemistry</i>. <b>51</b> (7): 4224–4230. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1021%2Fic2027048">10.1021/ic2027048</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/22424143">22424143</a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:29859041">29859041</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Inorganic+Chemistry&rft.atitle=Syntheses+and+Characterization+of+Nine+Quaternary+Uranium+Chalcogenides+Among+the+Compounds+A2+M3+UQ6%28A+%3D+K%2C+Rb%2C+Cs%3B+M+%3D+Pd%2C+Pt%3B+Q+%3D+S%2C+Se%29&rft.volume=51&rft.issue=7&rft.pages=4224-4230&rft.date=2012-04-02&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A29859041%23id-name%3DS2CID&rft_id=info%3Apmid%2F22424143&rft_id=info%3Adoi%2F10.1021%2Fic2027048&rft.aulast=Oh&rft.aufirst=George+N.&rft.au=Choi%2C+Eun+Sang&rft.au=Ibers%2C+James+A.&rfr_id=info%3Asid%2Fen.wikipedia.org%3APlatinum+diselenide" class="Z3988"></span></span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><b><a href="#cite_ref-16">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFDrabekVymazalovaCabral2012" class="citation journal cs1">Drabek, M.; Vymazalova, A.; Cabral, A. R. (10 July 2012). "THE SYSTEM Hg-Pt-Se AT 400 C: PHASE RELATIONS INVOLVING JACUTINGAITE". <i>The Canadian Mineralogist</i>. <b>50</b> (2): 441–446. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2012CaMin..50..441D">2012CaMin..50..441D</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.3749%2Fcanmin.50.2.441">10.3749/canmin.50.2.441</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+Canadian+Mineralogist&rft.atitle=THE+SYSTEM+Hg-Pt-Se+AT+400+C%3A+PHASE+RELATIONS+INVOLVING+JACUTINGAITE&rft.volume=50&rft.issue=2&rft.pages=441-446&rft.date=2012-07-10&rft_id=info%3Adoi%2F10.3749%2Fcanmin.50.2.441&rft_id=info%3Abibcode%2F2012CaMin..50..441D&rft.aulast=Drabek&rft.aufirst=M.&rft.au=Vymazalova%2C+A.&rft.au=Cabral%2C+A.+R.&rfr_id=info%3Asid%2Fen.wikipedia.org%3APlatinum+diselenide" class="Z3988"></span></span> </li> <li id="cite_note-17"><span class="mw-cite-backlink"><b><a href="#cite_ref-17">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFZengHanWuWu2022" class="citation journal cs1">Zeng, Longhui; Han, Wei; Wu, Shuo-En; Wu, Di; Lau, Shu Ping; Tsang, Yuen Hong (November 2022). 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id="Platinum_compounds" style="font-size:114%;margin:0 4em"><a href="/wiki/Platinum_compounds" class="mw-redirect" title="Platinum compounds">Platinum compounds</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Pt(−II)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=Caesium_platinide&action=edit&redlink=1" class="new" title="Caesium platinide (page does not exist)">Cs<sub>2</sub>Pt</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Pt(0)</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Tetrakis(triphenylphosphine)platinum(0)" title="Tetrakis(triphenylphosphine)platinum(0)">Pt(PPh<sub>3</sub>)<sub>4</sub></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Pt(II)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Carboplatin" title="Carboplatin">Pt(NH<sub>3</sub>)<sub>2</sub>(CO<sub>2</sub>)<sub>2</sub>C<sub>4</sub>H<sub>6</sub></a></li> <li><a href="/wiki/Cisplatin" title="Cisplatin"><i>cis</i>-Pt(NH<sub>3</sub>)<sub>2</sub>Cl<sub>2</sub></a></li> <li><a href="/wiki/Transplatin" title="Transplatin"><i>trans</i>-Pt(NH<sub>3</sub>)<sub>2</sub>Cl<sub>2</sub></a></li> <li><a href="/wiki/Krogmann%27s_salt" title="Krogmann's salt">K<sub>2</sub>Pt(CN)<sub>4</sub></a></li> <li><a href="/wiki/Magnus%27s_green_salt" title="Magnus's green salt">Pt(NH<sub>3</sub>)<sub>4</sub>PtCl<sub>4</sub></a></li> <li><a href="/wiki/Nedaplatin" title="Nedaplatin">Pt(NH<sub>3</sub>)<sub>2</sub>CO<sub>2</sub>CH<sub>2</sub>O</a></li> <li><a href="/wiki/Oxaliplatin" title="Oxaliplatin">(Cy(NH<sub>2</sub>)<sub>2</sub>)PtC<sub>2</sub>O<sub>4</sub></a></li> <li><a href="/wiki/Picoplatin" title="Picoplatin">NH<sub>3</sub>PtCl<sub>2</sub>(PyrMe)</a></li> <li><a href="/wiki/Platinum(II)_acetate" title="Platinum(II) acetate">Pt(OAc)<sub>2</sub></a></li> <li><a href="/wiki/Platinum(II)_bromide" title="Platinum(II) bromide">PtBr<sub>2</sub></a></li> <li><a href="/wiki/Platinum(II)_chloride" title="Platinum(II) chloride">PtCl<sub>2</sub></a></li> <li><a href="/wiki/Platinum(II)_fluoride" title="Platinum(II) fluoride">PtF<sub>2</sub></a></li> <li><a href="/wiki/Platinum(II)_iodide" title="Platinum(II) iodide"><span class="chemf nowrap">PtI<span class="nowrap"><span style="display:inline-block;margin-bottom:-0.3em;vertical-align:-0.4em;line-height:1em;font-size:80%;text-align:left"><sup style="font-size:inherit;line-height:inherit;vertical-align:baseline"></sup><br /><sub style="font-size:inherit;line-height:inherit;vertical-align:baseline">2</sub></span></span></span></a></li> <li><a href="/wiki/Platinum_diphosphide" title="Platinum diphosphide"><span class="chemf nowrap">PtP<sub class="template-chem2-sub">2</sub></span></a></li> <li><a href="/wiki/Potassium_tetrachloroplatinate" title="Potassium tetrachloroplatinate">K<sub>2</sub>PtCl<sub>4</sub></a></li> <li><a href="/wiki/Triplatin_tetranitrate" title="Triplatin tetranitrate">[(PtCl(NH<sub>3</sub>)<sub>2</sub>(C<sub>6</sub>H<sub>12</sub>(NH<sub>2</sub>)<sub>2</sub>))Pt(NH<sub>3</sub>)<sub>2</sub>](NO<sub>3</sub>)<sub>4</sub></a></li> <li><a href="/w/index.php?title=Platinum(II)_hydroxide&action=edit&redlink=1" class="new" title="Platinum(II) hydroxide (page does not exist)">Pt(OH)<sub>2</sub></a></li> <li><a href="/wiki/Platinum-samarium" class="mw-redirect" title="Platinum-samarium">PtSm</a></li> <li><a href="/wiki/Platinum(II)_bis(acetylacetonate)" title="Platinum(II) bis(acetylacetonate)">Pt(C<sub>5</sub>H<sub>7</sub>O<sub>2</sub>)<sub>2</sub></a></li> <li><a href="/wiki/Platinum(II)_sulfide" title="Platinum(II) sulfide">PtS</a></li></ul></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th id="Organoplatinum(II)_compounds" scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Organoplatinum" class="mw-redirect" title="Organoplatinum">Organoplatinum</a>(II) compounds</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <li><a href="/wiki/Dichloro(cycloocta-1,5-diene)platinum(II)" title="Dichloro(cycloocta-1,5-diene)platinum(II)">PtCl<sub>2</sub>(Cod)</a></li> <li><a href="/wiki/Platinum_fulminate" title="Platinum fulminate">Pt(CNO)<sub>2</sub></a></li> <li><a href="/wiki/Zeise%27s_salt" title="Zeise's salt">KPtCl<sub>3</sub>C<sub>2</sub>H<sub>4</sub></a></li> </div></td></tr></tbody></table><div> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Pt(IV)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Adams%27_catalyst" title="Adams' catalyst">PtO<sub>2</sub></a></li> <li><a href="/wiki/Ammonium_hexachloroplatinate" title="Ammonium hexachloroplatinate">(NH<sub>4</sub>)<sub>2</sub>PtCl<sub>6</sub></a></li> <li><a href="/wiki/Chloroplatinic_acid" title="Chloroplatinic acid">H<sub>2</sub>PtCl<sub>6</sub></a></li> <li><a href="/wiki/Platinum(IV)_bromide" title="Platinum(IV) bromide">PtBr<sub>4</sub></a></li> <li><a href="/wiki/Platinum(IV)_chloride" title="Platinum(IV) chloride">PtCl<sub>4</sub></a></li> <li><a href="/wiki/Platinum_tetrafluoride" title="Platinum tetrafluoride">PtF<sub>4</sub></a></li> <li><a href="/wiki/Potassium_hexachloroplatinate" title="Potassium hexachloroplatinate">K<sub>2</sub>PtCl<sub>6</sub></a></li> <li><a href="/wiki/Satraplatin" title="Satraplatin">Pt(OAc)<sub>2</sub>Cl<sub>2</sub>(NH<sub>3</sub>)(NH<sub>2</sub>Cy)</a></li> <li><a href="/wiki/Sodium_hexachloroplatinate" title="Sodium hexachloroplatinate">Na<sub>2</sub>PtCl<sub>6</sub></a></li> <li><a href="/w/index.php?title=Platinum(IV)_hydroxide&action=edit&redlink=1" class="new" title="Platinum(IV) hydroxide (page does not exist)">Pt(OH)<sub>4</sub></a></li> <li><a href="/wiki/Platinum(IV)_iodide" title="Platinum(IV) iodide"><span class="chemf nowrap">PtI<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Platinum(IV)_sulfide" class="mw-redirect" title="Platinum(IV) sulfide">PtS<sub>2</sub></a></li> <li><a class="mw-selflink selflink">PtSe<sub>2</sub></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Pt(V)</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Platinum_pentafluoride" title="Platinum pentafluoride">PtF<sub>5</sub></a></li> <li><a href="/wiki/Dioxygenyl_hexafluoroplatinate" title="Dioxygenyl hexafluoroplatinate">O<sub>2</sub>PtF<sub>6</sub></a></li> <li><a href="/wiki/Xenon_hexafluoroplatinate" title="Xenon hexafluoroplatinate">XePtF<sub>6</sub></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Pt(VI)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Platinum_hexafluoride" title="Platinum hexafluoride">PtF<sub>6</sub></a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"></div><div role="navigation" class="navbox" aria-labelledby="Selenium_compounds" style="padding:3px"><table class="nowraplinks mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Selenium_compounds" title="Template:Selenium compounds"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Selenium_compounds" title="Template talk:Selenium compounds"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Selenium_compounds" title="Special:EditPage/Template:Selenium compounds"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Selenium_compounds" style="font-size:114%;margin:0 4em"><a href="/wiki/Selenium" title="Selenium">Selenium</a> compounds</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Se(−II)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Selenide" title="Selenide">Se<sup>2−</sup></a></li> <li><a href="/wiki/Hydrogen_selenide" title="Hydrogen selenide">H<sub>2</sub>Se</a></li> <li><a href="/wiki/Aluminium_selenide" title="Aluminium selenide">Al<sub>2</sub>Se<sub>3</sub></a></li> <li><a href="/wiki/Antimony_triselenide" title="Antimony triselenide">Sb<sub>2</sub>Se<sub>3</sub></a></li> <li><a href="/wiki/Arsenic_triselenide" title="Arsenic triselenide">As<sub>2</sub>Se<sub>3</sub></a></li> <li><a href="/wiki/Bismuth_selenide" title="Bismuth selenide">Bi<sub>2</sub>Se<sub>3</sub></a></li> <li><a href="/wiki/Cadmium_selenide" title="Cadmium selenide">CdSe</a></li> <li><a href="/wiki/Calcium_selenide" title="Calcium selenide">CaSe</a></li> <li><a href="/wiki/Carbon_diselenide" title="Carbon diselenide">CSe<sub>2</sub></a></li> <li><a href="/wiki/Carbonyl_selenide" title="Carbonyl selenide">OCSe</a></li> <li><a href="/wiki/Chromium(II)_selenide" title="Chromium(II) selenide">CrSe</a></li> <li><a href="/wiki/Cobalt(II)_selenide" title="Cobalt(II) selenide">CoSe</a></li> <li><a href="/wiki/Copper_selenide" title="Copper selenide">CuSe</a></li> <li><a href="/wiki/Dimethyl_selenide" title="Dimethyl selenide">(CH<sub>3</sub>)<sub>2</sub>Se</a></li> <li><a href="/wiki/Gallium(II)_selenide" title="Gallium(II) selenide">GaSe</a></li> <li><a href="/wiki/Gallium(III)_selenide" title="Gallium(III) selenide">Ga<sub>2</sub>Se<sub>3</sub></a></li> <li><a href="/wiki/Germanium_monoselenide" title="Germanium monoselenide">GeSe</a></li> <li><a href="/wiki/Indium(III)_selenide" title="Indium(III) selenide">In<sub>2</sub>Se<sub>3</sub></a></li> <li><a href="/wiki/Iron(II)_selenide" title="Iron(II) selenide">FeSe</a></li> <li><a href="/wiki/Lead_selenide" title="Lead selenide">PbSe</a></li> <li><a href="/wiki/Magnesium_selenide" title="Magnesium selenide">MgSe</a></li> <li><a href="/wiki/Manganese(II)_selenide" title="Manganese(II) selenide">MnSe</a></li> <li><a href="/wiki/Manganese_diselenide" title="Manganese diselenide">MnSe<sub>2</sub></a></li> <li><a href="/wiki/Mercury_selenide" title="Mercury selenide">HgSe</a></li> <li><a href="/wiki/Molybdenum_diselenide" title="Molybdenum diselenide">MoSe<sub>2</sub></a></li> <li><a href="/wiki/Nickel_selenide" title="Nickel selenide">NiSe</a></li> <li><a href="/wiki/Niobium_diselenide" title="Niobium diselenide">NbSe<sub>2</sub></a></li> <li><a href="/wiki/Niobium_triselenide" title="Niobium triselenide">NbSe<sub>3</sub></a></li> <li><a href="/wiki/Phosphorus_selenide" title="Phosphorus selenide">P<sub><i>x</i></sub>Se<sub><i>y</i></sub></a></li> <li><a href="/wiki/Plutonium_selenide" title="Plutonium selenide">PuSe</a></li> <li><a href="/wiki/Rhenium_diselenide" title="Rhenium diselenide">ReSe<sub>2</sub></a></li> <li><a href="/wiki/Samarium_selenide" class="mw-redirect" title="Samarium selenide">Sm<sub>2</sub>Se<sub>3</sub></a></li> <li><a href="/wiki/Silver(I)_selenide" title="Silver(I) selenide">Ag<sub>2</sub>Se</a></li> <li><a href="/wiki/Sodium_selenide" title="Sodium selenide">Na<sub>2</sub>Se</a></li> <li><a href="/wiki/Tin_selenide" title="Tin selenide">SnSe</a></li> <li><a href="/wiki/Titanium_diselenide" title="Titanium diselenide">TiSe<sub>2</sub></a></li> <li><a href="/wiki/Tungsten_diselenide" title="Tungsten diselenide">WSe<sub>2</sub></a></li> <li><a href="/wiki/Uranium_diselenide" title="Uranium diselenide">USe<sub>2</sub></a></li> <li><a href="/wiki/Zinc_selenide" title="Zinc selenide">ZnSe</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Se(0,I)</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Selenium_disulfide#Chemical_composition" title="Selenium disulfide">Se<sub>3</sub>S<sub>5</sub></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Se(I)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Selenium_hexasulfide" title="Selenium hexasulfide">Se<sub>2</sub>S<sub>6</sub></a></li> <li><a href="/wiki/Selenium_monochloride" title="Selenium monochloride">Se<sub>2</sub>Cl<sub>2</sub></a></li> <li><span class="chemf nowrap"><a href="/wiki/Selenocysteine" title="Selenocysteine">C<sub class="template-chem2-sub">3</sub>H<sub class="template-chem2-sub">7</sub>NO<sub class="template-chem2-sub">2</sub>Se</a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Se(II)</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Selenium_dibromide" title="Selenium dibromide">SeBr<sub>2</sub></a></li> <li><a href="/wiki/Selenium_dichloride" title="Selenium dichloride">SeCl<sub>2</sub></a></li> <li><a href="/wiki/Selenium_disulfide" title="Selenium disulfide">SeS<sub>2</sub></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Se(IV)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="chemf nowrap"><a href="/wiki/Selenite_(ion)" title="Selenite (ion)">SeO<span class="template-chem2-su"><span>2−</span><span>3</span></span></a></span></li> <li><a href="/wiki/Selenium_tetrabromide" title="Selenium tetrabromide">SeBr<sub>4</sub></a></li> <li><a href="/wiki/Selenium_tetrachloride" title="Selenium tetrachloride">SeCl<sub>4</sub></a></li> <li><a href="/wiki/Selenium_tetrafluoride" title="Selenium tetrafluoride">SeF<sub>4</sub></a></li> <li><a href="/wiki/Selenium_dioxide" title="Selenium dioxide">SeO<sub>2</sub></a></li> <li><a href="/wiki/Selenium_disulfide" title="Selenium disulfide">SeS<sub>2</sub></a></li> <li><a href="/wiki/Seleninyl_fluoride" title="Seleninyl fluoride">SeOF<sub>2</sub></a></li> <li><a href="/wiki/Selenium_oxydichloride" title="Selenium oxydichloride">SeOCl<sub>2</sub></a></li> <li><a href="/wiki/Selenium_oxybromide" title="Selenium oxybromide">SeOBr<sub>2</sub></a></li> <li><a href="/wiki/Selenous_acid" title="Selenous acid">H<sub>2</sub>SeO<sub>3</sub></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Se(VI)</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="chemf nowrap"><a href="/wiki/Selenate" title="Selenate">SeO<span class="template-chem2-su"><span>2−</span><span>4</span></span></a></span></li> <li><a href="/wiki/Selenium_hexafluoride" title="Selenium hexafluoride">SeF<sub>6</sub></a></li> <li><a href="/wiki/Selenium_trioxide" title="Selenium trioxide">SeO<sub>3</sub></a></li> <li><a href="/wiki/Selenoyl_fluoride" title="Selenoyl fluoride">SeO<sub>2</sub>F<sub>2</sub></a></li> <li><a href="/wiki/Selenic_acid" title="Selenic acid">H<sub>2</sub>SeO<sub>4</sub></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Se(IV,VI)</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><span class="chemf nowrap"><a href="/wiki/Selenate_selenite" title="Selenate selenite">SeO<span class="template-chem2-su"><span>2−</span><span>4</span></span> + SeO<span class="template-chem2-su"><span>2−</span><span>3</span></span></a></span></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" 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