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id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Periodic acid</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. 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interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/%C3%80cid_peri%C3%B2dic" title="Àcid periòdic – Catalan" lang="ca" hreflang="ca" data-title="Àcid periòdic" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Kyselina_jodist%C3%A1" title="Kyselina jodistá – Czech" lang="cs" hreflang="cs" data-title="Kyselina jodistá" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Periods%C3%A4ure" title="Periodsäure – German" lang="de" hreflang="de" data-title="Periodsäure" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/%C3%81cido_pery%C3%B3dico" title="Ácido peryódico – Spanish" lang="es" hreflang="es" data-title="Ácido peryódico" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Perjodata_acido" title="Perjodata acido – Esperanto" lang="eo" hreflang="eo" data-title="Perjodata acido" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%BE%D8%B1%DB%8C%D9%88%D8%AF%DB%8C%DA%A9_%D8%A7%D8%B3%DB%8C%D8%AF" title="پریودیک اسید – Persian" lang="fa" hreflang="fa" data-title="پریودیک اسید" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Acide_periodique" title="Acide periodique – French" lang="fr" hreflang="fr" data-title="Acide periodique" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Acido_periodico" title="Acido periodico – Italian" lang="it" hreflang="it" data-title="Acido periodico" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%98%E1%83%9D%E1%83%93%E1%83%9B%E1%83%9F%E1%83%90%E1%83%95%E1%83%90" title="იოდმჟავა – Georgian" lang="ka" hreflang="ka" data-title="იოდმჟავა" data-language-autonym="ქართული" data-language-local-name="Georgian" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Perj%C3%B3dsav" title="Perjódsav – Hungarian" lang="hu" hreflang="hu" data-title="Perjódsav" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Asid_periodik" title="Asid periodik – Malay" lang="ms" hreflang="ms" data-title="Asid periodik" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E9%81%8E%E3%83%A8%E3%82%A6%E7%B4%A0%E9%85%B8" title="過ヨウ素酸 – Japanese" lang="ja" hreflang="ja" data-title="過ヨウ素酸" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Kwas_nadjodowy" title="Kwas nadjodowy – Polish" lang="pl" hreflang="pl" data-title="Kwas nadjodowy" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/%C3%81cido_peri%C3%B3dico" title="Ácido periódico – Portuguese" lang="pt" hreflang="pt" data-title="Ácido periódico" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Acid_periodic" title="Acid periodic – Romanian" lang="ro" hreflang="ro" data-title="Acid periodic" data-language-autonym="Română" data-language-local-name="Romanian" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%98%D0%BE%D0%B4%D0%BD%D0%B0%D1%8F_%D0%BA%D0%B8%D1%81%D0%BB%D0%BE%D1%82%D0%B0" title="Иодная кислота – Russian" lang="ru" hreflang="ru" data-title="Иодная кислота" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Periodic_acid" title="Periodic acid – Simple English" lang="en-simple" hreflang="en-simple" data-title="Periodic acid" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/Perjodna_kiselina" title="Perjodna kiselina – Serbian" lang="sr" hreflang="sr" data-title="Perjodna kiselina" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Perjodna_kiselina" title="Perjodna kiselina – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Perjodna kiselina" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Perjodihappo" title="Perjodihappo – Finnish" lang="fi" hreflang="fi" data-title="Perjodihappo" data-language-autonym="Suomi" data-language-local-name="Finnish" 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data-event-name="pinnable-header.vector-appearance.unpin">hide</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Oxoacid of iodine (H5IO6 or HIO4)</div> <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>Periodic acid </caption> <tbody><tr> <td colspan="2" class="borderless" style="text-align:center"> <table border="0" style="width:100%;display:inline-table;"> <tbody><tr> <td style="border-right:1px solid #aaa; width:50%;"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Ortho-Periods%C3%A4ure.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/96/Ortho-Periods%C3%A4ure.svg/110px-Ortho-Periods%C3%A4ure.svg.png" decoding="async" width="110" height="90" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/96/Ortho-Periods%C3%A4ure.svg/165px-Ortho-Periods%C3%A4ure.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/96/Ortho-Periods%C3%A4ure.svg/220px-Ortho-Periods%C3%A4ure.svg.png 2x" data-file-width="118" data-file-height="97" /></a><figcaption></figcaption></figure> </td> <td style="width:50%;"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Orthoperiodic-acid-3D-balls.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/9b/Orthoperiodic-acid-3D-balls.png/110px-Orthoperiodic-acid-3D-balls.png" decoding="async" width="110" height="101" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/9b/Orthoperiodic-acid-3D-balls.png/165px-Orthoperiodic-acid-3D-balls.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/9b/Orthoperiodic-acid-3D-balls.png/220px-Orthoperiodic-acid-3D-balls.png 2x" data-file-width="1100" data-file-height="1010" /></a><figcaption></figcaption></figure> </td></tr></tbody></table> <div style="width:100%; text-align:center">Orthoperiodic acid</div> </td></tr> <tr> <td colspan="2" class="borderless" style="text-align:center"> <table border="0" style="width:100%;display:inline-table;"> <tbody><tr> <td style="border-right:1px solid #aaa; width:50%;"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Meta-Periods%C3%A4ure.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/0/07/Meta-Periods%C3%A4ure.svg/110px-Meta-Periods%C3%A4ure.svg.png" decoding="async" width="110" height="119" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/07/Meta-Periods%C3%A4ure.svg/165px-Meta-Periods%C3%A4ure.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/07/Meta-Periods%C3%A4ure.svg/220px-Meta-Periods%C3%A4ure.svg.png 2x" data-file-width="89" data-file-height="96" /></a><figcaption></figcaption></figure> </td> <td style="width:50%;"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Metaperiodic-acid-3D-balls.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ed/Metaperiodic-acid-3D-balls.png/110px-Metaperiodic-acid-3D-balls.png" decoding="async" width="110" height="127" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ed/Metaperiodic-acid-3D-balls.png/165px-Metaperiodic-acid-3D-balls.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ed/Metaperiodic-acid-3D-balls.png/220px-Metaperiodic-acid-3D-balls.png 2x" data-file-width="951" data-file-height="1100" /></a><figcaption></figcaption></figure> </td></tr></tbody></table> <div style="width:100%; text-align:center">Metaperiodic acid</div> </td></tr> <tr> <td colspan="2" style="text-align:center; padding:2px;"><span typeof="mw:File"><a href="/wiki/File:Periodic_acid_dihydrate.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/45/Periodic_acid_dihydrate.jpg/220px-Periodic_acid_dihydrate.jpg" decoding="async" width="220" height="288" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/45/Periodic_acid_dihydrate.jpg/330px-Periodic_acid_dihydrate.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/45/Periodic_acid_dihydrate.jpg/440px-Periodic_acid_dihydrate.jpg 2x" data-file-width="780" data-file-height="1022" /></a></span><br /><div style="text-align:center;">Orthoperiodic acid</div> </td></tr> <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;"><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>Paraperiodic acid</li><li>Iodic(VII) acid</li><li>Hydrogen periodate</li></ul></div></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><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"><ul><li><span title="commonchemistry.cas.org"><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?cas_rn=10450-60-9">10450-60-9</a></span> (orthoperiodic)<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><li><span title="commonchemistry.cas.org"><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?cas_rn=13444-71-8">13444-71-8</a></span> (metaperiodic)<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>(orthoperiodic): <span title="chemapps.stolaf.edu (3D interactive model)"><a rel="nofollow" class="external text" href="https://chemapps.stolaf.edu/jmol/jmol.php?model=OI%28%3DO%29%28O%29%28O%29%28O%29O">Interactive image</a></span></li><li>(metaperiodic): <span title="chemapps.stolaf.edu (3D interactive model)"><a rel="nofollow" class="external text" href="https://chemapps.stolaf.edu/jmol/jmol.php?model=O%5BI%2B3%5D%28%5BO-%5D%29%28%5BO-%5D%29%5BO-%5D">Interactive image</a></span></li></ul></div> </td></tr> <tr> <td><a href="/wiki/ChemSpider" title="ChemSpider">ChemSpider</a> </td> <td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"><ul><li><span title="www.chemspider.com"><a rel="nofollow" class="external text" href="https://www.chemspider.com/Chemical-Structure.23622.html">23622</a></span> (orthoperiodic)<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><li><span title="www.chemspider.com"><a rel="nofollow" class="external text" href="https://www.chemspider.com/Chemical-Structure.58684.html">58684</a></span> (metaperiodic)<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><a href="/wiki/ECHA_InfoCard" class="mw-redirect" title="ECHA InfoCard"><span title="echa.europa.eu">ECHA InfoCard</span></a> </td> <td><a rel="nofollow" class="external text" href="https://echa.europa.eu/substance-information/-/substanceinfo/100.030.839">100.030.839</a> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q411297#P2566" 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> </td></tr> <tr> <td><a href="/wiki/European_Community_number" title="European Community number"><span title="European Community number (chemical identifier)">EC Number</span></a> </td> <td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"><ul><li>236-585-6</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/65185">65185</a></span> (metaperiodic)</li></ul></div> </td></tr> <tr> <td><a href="/wiki/Unique_Ingredient_Identifier" title="Unique Ingredient Identifier">UNII</a> </td> <td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"><ul><li><span title="precision.fda.gov"><a rel="nofollow" class="external text" href="https://precision.fda.gov/uniisearch/srs/unii/AK1D44L87G">AK1D44L87G</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><li><span title="precision.fda.gov"><a rel="nofollow" class="external text" href="https://precision.fda.gov/uniisearch/srs/unii/D4B1481B2J">D4B1481B2J</a></span> (metaperiodic)<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><a href="/wiki/UN_number" title="UN number">UN number</a> </td> <td>UN3085 </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/DTXSID10883144">DTXSID10883144</a> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q411297#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%;">(orthoperiodic): InChI=I=1S/H5IO6/c2-1(3,4,5,6)7/h(H5,2,3,4,5,6,7)</div><div style="word-wrap:break-word; text-indent:-1.5em; font-size:97%; line-height:120%;">Key: TWLXDPFBEPBAQB-UHFFFAOYSA-N</div></div></li><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%;">(metaperiodic): InChI=1/HIO4/c2-1(3,4)5/h(H,2,3,4,5)</div><div style="word-wrap:break-word; text-indent:-1.5em; font-size:97%; line-height:120%;">Key: KHIWWQKSHDUIBK-UHFFFAOYAH</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%;">(orthoperiodic): OI(=O)(O)(O)(O)O</div></li><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%;">(metaperiodic): O[I+3]([O-])([O-])[O-]</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><style data-mw-deduplicate="TemplateStyles:r1123817410">.mw-parser-output .template-chem2-su{display:inline-block;font-size:80%;line-height:1;vertical-align:-0.35em}.mw-parser-output .template-chem2-su>span{display:block;text-align:left}.mw-parser-output sub.template-chem2-sub{font-size:80%;vertical-align:-0.35em}.mw-parser-output sup.template-chem2-sup{font-size:80%;vertical-align:0.65em}</style><span class="chemf nowrap">HIO<sub class="template-chem2-sub">4</sub></span> (metaperiodic)<br /><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">5</sub>IO<sub class="template-chem2-sub">6</sub></span> (orthoperiodic)  </td></tr> <tr> <td><a href="/wiki/Molar_mass" title="Molar mass">Molar mass</a> </td> <td>190.91 g/mol (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HIO<sub class="template-chem2-sub">4</sub></span>)<br />227.941 g/mol (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">5</sub>IO<sub class="template-chem2-sub">6</sub></span>)    </td></tr> <tr> <td>Appearance </td> <td>Colourless crystals </td></tr> <tr> <td><a href="/wiki/Melting_point" title="Melting point">Melting point</a> </td> <td>128.5 °C (263.3 °F; 401.6 K)<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> </td></tr> <tr> <td><a href="/wiki/Solubility" title="Solubility">Solubility</a> </td> <td>soluble in water, alcohols </td></tr> <tr> <td><a href="/wiki/Conjugate_base" class="mw-redirect" title="Conjugate base">Conjugate base</a> </td> <td><a href="/wiki/Periodate" title="Periodate">Periodate</a> </td></tr> <tr> <th colspan="2" style="background: #f8eaba; text-align: center;">Hazards<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </th></tr> <tr> <td colspan="2" style="text-align:left; background-color:#eaeaea;"><a href="/wiki/Globally_Harmonized_System_of_Classification_and_Labelling_of_Chemicals" title="Globally Harmonized System of Classification and Labelling of Chemicals"><b>GHS</b> labelling</a>: </td></tr> <tr> <td style="padding-left:1em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/GHS_hazard_pictograms" title="GHS hazard pictograms">Pictograms</a></div> </td> <td><span typeof="mw:File"><a href="/wiki/File:GHS-pictogram-rondflam.svg" class="mw-file-description" title="GHS03: Oxidizing"><img alt="GHS03: Oxidizing" src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e5/GHS-pictogram-rondflam.svg/50px-GHS-pictogram-rondflam.svg.png" decoding="async" width="50" height="50" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e5/GHS-pictogram-rondflam.svg/75px-GHS-pictogram-rondflam.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e5/GHS-pictogram-rondflam.svg/100px-GHS-pictogram-rondflam.svg.png 2x" data-file-width="724" data-file-height="724" /></a></span><span typeof="mw:File"><a href="/wiki/File:GHS-pictogram-acid.svg" class="mw-file-description" title="GHS05: Corrosive"><img alt="GHS05: Corrosive" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a1/GHS-pictogram-acid.svg/50px-GHS-pictogram-acid.svg.png" decoding="async" width="50" height="50" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a1/GHS-pictogram-acid.svg/75px-GHS-pictogram-acid.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a1/GHS-pictogram-acid.svg/100px-GHS-pictogram-acid.svg.png 2x" data-file-width="724" data-file-height="724" /></a></span><span typeof="mw:File"><a href="/wiki/File:GHS-pictogram-silhouette.svg" class="mw-file-description" title="GHS08: Health hazard"><img alt="GHS08: Health hazard" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/21/GHS-pictogram-silhouette.svg/50px-GHS-pictogram-silhouette.svg.png" decoding="async" width="50" height="50" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/21/GHS-pictogram-silhouette.svg/75px-GHS-pictogram-silhouette.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/21/GHS-pictogram-silhouette.svg/100px-GHS-pictogram-silhouette.svg.png 2x" data-file-width="724" data-file-height="724" /></a></span><span typeof="mw:File"><a href="/wiki/File:GHS-pictogram-pollu.svg" class="mw-file-description" title="GHS09: Environmental hazard"><img alt="GHS09: Environmental hazard" src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b9/GHS-pictogram-pollu.svg/50px-GHS-pictogram-pollu.svg.png" decoding="async" width="50" height="50" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b9/GHS-pictogram-pollu.svg/75px-GHS-pictogram-pollu.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b9/GHS-pictogram-pollu.svg/100px-GHS-pictogram-pollu.svg.png 2x" data-file-width="724" data-file-height="724" /></a></span> </td></tr> <tr> <td style="padding-left:1em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Globally_Harmonized_System_of_Classification_and_Labelling_of_Chemicals#Signal_word" title="Globally Harmonized System of Classification and Labelling of Chemicals">Signal word</a></div> </td> <td><b>Danger</b> </td></tr> <tr> <td style="padding-left:1em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/GHS_hazard_statements" title="GHS hazard statements">Hazard statements</a></div> </td> <td><abbr class="abbr" title="H271: May cause fire or explosion: strong oxidizer">H271</abbr>, <abbr class="abbr" title="H314: Causes severe skin burns and eye damage">H314</abbr>, <abbr class="abbr" title="H372: Causes damage to organs through prolonged or repeated exposure">H372</abbr>, <abbr class="abbr" title="H400: Very toxic to aquatic life">H400</abbr> </td></tr> <tr> <td style="padding-left:1em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/GHS_precautionary_statements" title="GHS precautionary statements">Precautionary statements</a></div> </td> <td><abbr class="abbr" title="P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.">P210</abbr>, <abbr class="abbr" title="P260: Do not breathe dust/fume/gas/mist/vapours/spray.">P260</abbr>, <abbr class="abbr" title="P273: Avoid release to the environment.">P273</abbr>, <abbr class="abbr" title="P303+P361+P353: IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water [or shower].">P303+P361+P353</abbr>, <abbr class="abbr" title="P305+P351+P338: IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing.">P305+P351+P338</abbr> </td></tr> <tr> <td><a href="/wiki/NFPA_704" title="NFPA 704"><b>NFPA 704</b></a> (fire diamond) </td> <td><style data-mw-deduplicate="TemplateStyles:r1170367383">.mw-parser-output .nfpa-704-diamond-ref{float:right;padding:1px;text-align:right}.mw-parser-output .nfpa-704-diamond-container{width:82px;font-family:sans-serif;margin:0 auto}.mw-parser-output .nfpa-704-diamond-container-ref{float:left;margin-left:1em}.mw-parser-output .nfpa-704-diamond-images{float:left;font-size:20px;text-align:center;position:relative;height:80px;width:80px;padding:1px}.mw-parser-output .nfpa-704-diamond-map{position:absolute;height:80px;width:80px}.mw-parser-output .nfpa-704-diamond .noresize{margin:0 auto}.mw-parser-output .nfpa-704-diamond-code{line-height:1em;text-align:center;position:absolute}.mw-parser-output .nfpa-704-diamond-code>a{color:black}.mw-parser-output .nfpa-704-diamond-blue{width:13px;top:31px;left:15px}.mw-parser-output .nfpa-704-diamond-red{width:12px;top:12px;left:35px}.mw-parser-output .nfpa-704-diamond-yellow{width:13px;top:31px;left:54px}.mw-parser-output .nfpa-704-diamond-white-image{position:relative;top:51px;left:0}.mw-parser-output .nfpa-704-diamond-white-text{vertical-align:middle;text-align:center;line-height:80%;position:absolute;top:52px}.mw-parser-output .nfpa-704-diamond-white-text a>span{position:absolute;color:black}.mw-parser-output .nfpa-704-diamond-white-wors{font-size:15px;width:23px;left:29px}.mw-parser-output .nfpa-704-diamond-white-wox{font-size:15px;font-stretch:condensed;width:21px;line-height:80%;top:-4px;left:29px}.mw-parser-output .nfpa-704-diamond-white-abcp{font-size:13.5px;font-stretch:condensed;width:28px;left:26px}.mw-parser-output .nfpa-704-diamond-white-ac{font-size:10px;width:30px;left:25px}.mw-parser-output .nfpa-704-diamond-white-strike{text-decoration:line-through}</style><div class="nfpa-704-diamond notheme"><div class="nfpa-704-diamond-container"><div class="nfpa-704-diamond-images nounderlines"> <div class="nfpa-704-diamond-map"><figure class="noresize" typeof="mw:File"><span><img alt="NFPA 704 four-colored diamond" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6f/NFPA_704.svg/80px-NFPA_704.svg.png" decoding="async" width="80" height="80" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6f/NFPA_704.svg/120px-NFPA_704.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6f/NFPA_704.svg/160px-NFPA_704.svg.png 2x" data-file-width="512" data-file-height="512" usemap="#ImageMap_96e46620850bc48d" /></span><map name="ImageMap_96e46620850bc48d"><area href="/wiki/NFPA_704#Blue" shape="poly" coords="23,23,47,47,23,70,0,47" alt="Health 3: Short exposure could cause serious temporary or residual injury. E.g. chlorine gas" title="Health 3: Short exposure could cause serious temporary or residual injury. E.g. chlorine gas" /><area href="/wiki/NFPA_704#Red" shape="poly" coords="47,0,70,23,47,47,23,23" alt="Flammability 0: Will not burn. E.g. water" title="Flammability 0: Will not burn. E.g. water" /><area href="/wiki/NFPA_704#Yellow" shape="poly" coords="70,23,94,47,70,70,47,47" alt="Instability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogen" title="Instability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogen" /><area href="/wiki/NFPA_704#White" shape="poly" coords="47,47,70,70,47,94,23,70" alt="Special hazard OX: Oxidizer. E.g. potassium perchlorate" title="Special hazard OX: Oxidizer. E.g. potassium perchlorate" /></map><figcaption></figcaption></figure></div><div class="nfpa-704-diamond-code nfpa-704-diamond-blue"> <a href="/wiki/NFPA_704#Blue" title="NFPA 704"><span title="Health 3: Short exposure could cause serious temporary or residual injury. E.g. chlorine gas" class="notheme mw-no-invert">3</span></a></div><div class="nfpa-704-diamond-code nfpa-704-diamond-red"> <a href="/wiki/NFPA_704#Red" title="NFPA 704"><span title="Flammability 0: Will not burn. E.g. water" class="notheme mw-no-invert">0</span></a></div><div class="nfpa-704-diamond-code nfpa-704-diamond-yellow"> <a href="/wiki/NFPA_704#Yellow" title="NFPA 704"><span title="Instability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogen" class="notheme mw-no-invert">0</span></a></div><div class="nfpa-704-diamond-white-text mw-no-invert"><a href="/wiki/NFPA_704#White" title="NFPA 704"><span class="nfpa-704-diamond-white-wors" title="Special hazard OX: Oxidizer. E.g. potassium perchlorate">OX</span></a></div></div></div></div> </td></tr> <tr> <td><a href="/wiki/Safety_data_sheet" title="Safety data sheet">Safety data sheet</a> (SDS) </td> <td><a rel="nofollow" class="external text" href="http://physchem.ox.ac.uk/MSDS/PE/periodic_acid.html">External MSDS</a> </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><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"><ul><li><a href="/wiki/Perchloric_acid" title="Perchloric acid">Perchloric acid</a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HClO<sub class="template-chem2-sub">4</sub></span></li><li><a href="/wiki/Perbromic_acid" title="Perbromic acid">Perbromic acid</a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HBrO<sub class="template-chem2-sub">4</sub></span></li><li><a href="/wiki/Permanganic_acid" title="Permanganic acid">Permanganic acid</a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HMnO<sub class="template-chem2-sub">4</sub></span></li><li><a href="/wiki/Telluric_acid" title="Telluric acid">Telluric acid</a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Te(OH)<sub class="template-chem2-sub">6</sub></span></li><li><a href="/wiki/Perxenic_acid" class="mw-redirect" title="Perxenic acid">Perxenic acid</a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">4</sub>XeO<sub class="template-chem2-sub">6</sub></span></li></ul></div> </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><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409"><div class="plainlist"><ul><li><a href="/wiki/Sodium_periodate" title="Sodium periodate">Sodium periodate</a></li><li><a href="/wiki/Potassium_periodate" title="Potassium periodate">Potassium periodate</a></li></ul></div> </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> <span class="reflink plainlinks nourlexpansion"><a class="external text" href="https://en.wikipedia.org/w/index.php?title=Special:ComparePages&rev1=464199231&page2=Periodic+acid">verify</a></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>Periodic acid</b> (<span class="rt-commentedText nowrap"><span class="IPA nopopups noexcerpt" lang="en-fonipa"><a href="/wiki/Help:IPA/English" title="Help:IPA/English">/<span style="border-bottom:1px dotted"><span title="/ˌ/: secondary stress follows">ˌ</span><span title="'p' in 'pie'">p</span><span title="/ɜːr/: 'ur' in 'fur'">ɜːr</span><span title="/aɪ/: 'i' in 'tide'">aɪ</span><span title="/ˈ/: primary stress follows">ˈ</span><span title="/ɒ/: 'o' in 'body'">ɒ</span><span title="'d' in 'dye'">d</span><span title="/ɪ/: 'i' in 'kit'">ɪ</span><span title="'k' in 'kind'">k</span></span>/</a></span></span> <a href="/wiki/Help:Pronunciation_respelling_key" title="Help:Pronunciation respelling key"><i title="English pronunciation respelling">per-eye-<span style="font-size:90%">OD</span>-ik</i></a>) is the highest <a href="/wiki/Oxoacid" class="mw-redirect" title="Oxoacid">oxoacid</a> of <a href="/wiki/Iodine" title="Iodine">iodine</a>, in which the iodine exists in <a href="/wiki/Oxidation_state" title="Oxidation state">oxidation state</a> +7. It can exist in two forms: orthoperiodic acid, with the <a href="/wiki/Chemical_formula" title="Chemical formula">chemical formula</a> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">5</sub>IO<sub class="template-chem2-sub">6</sub></span>, and metaperiodic acid, which has the formula <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HIO<sub class="template-chem2-sub">4</sub></span>. </p><p>Periodic acid was discovered by <a href="/wiki/Heinrich_Gustav_Magnus" title="Heinrich Gustav Magnus">Heinrich Gustav Magnus</a> and C. F. Ammermüller in 1833.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </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=Periodic_acid&action=edit&section=1" title="Edit section: Synthesis"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Modern industrial scale production involves the <a href="/wiki/Oxidation" class="mw-redirect" title="Oxidation">oxidation</a> of a solution of <a href="/wiki/Sodium_iodate" title="Sodium iodate">sodium iodate</a> under alkaline conditions, either <a href="/wiki/Electrochemical" class="mw-redirect" title="Electrochemical">electrochemically</a> on a <a href="/wiki/Lead_dioxide" title="Lead dioxide"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">PbO<sub class="template-chem2-sub">2</sub></span></a> <a href="/wiki/Anode" title="Anode">anode</a>, or by treatment with <a href="/wiki/Chlorine" title="Chlorine">chlorine</a>:<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> <dl><dd><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">IO<span class="template-chem2-su"><span>−</span><span>3</span></span> + 6 HO<sup class="template-chem2-sup">−</sup> - 2 e<sup class="template-chem2-sup">−</sup> → IO<span class="template-chem2-su"><span>5−</span><span>6</span></span> + 3 H<sub class="template-chem2-sub">2</sub>O</span> <span class="nowrap">     </span> (<a href="/wiki/Counter_ion" class="mw-redirect" title="Counter ion">counter ions</a> omitted for clarity) <span class="nowrap">     </span> <a href="/wiki/Standard_electrode_potential" title="Standard electrode potential"><i>E</i>°</a> = -1.6 V<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup></dd> <dd><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">IO<span class="template-chem2-su"><span>−</span><span>3</span></span> + 6 HO<sup class="template-chem2-sup">−</sup> + Cl<sub class="template-chem2-sub">2</sub> → IO<span class="template-chem2-su"><span>5−</span><span>6</span></span> + 2 Cl<sup class="template-chem2-sup">−</sup> + 3 H<sub class="template-chem2-sub">2</sub>O</span></dd></dl> <p>A standard laboratory preparation involves treating a mixture of <a href="/w/index.php?title=Barium_periodate&action=edit&redlink=1" class="new" title="Barium periodate (page does not exist)">barium periodate</a> with <a href="/wiki/Nitric_acid" title="Nitric acid">nitric acid</a>. Upon concentrating the mixture, the <a href="/wiki/Barium_nitrate" title="Barium nitrate">barium nitrate</a>, which is less soluble, is separated from periodic acid:<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> <dl><dd><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">Ba<sub class="template-chem2-sub">3</sub>H<sub class="template-chem2-sub">4</sub>(IO<sub class="template-chem2-sub">6</sub>)<sub class="template-chem2-sub">2</sub> + 6 HNO<sub class="template-chem2-sub">3</sub> → 3 Ba(NO<sub class="template-chem2-sub">3</sub>)<sub class="template-chem2-sub">2</sub> + 2H<sub class="template-chem2-sub">5</sub>IO<sub class="template-chem2-sub">6</sub></span></dd></dl> <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=Periodic_acid&action=edit&section=2" title="Edit section: Properties"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Orthoperiodic acid has a number of <a href="/wiki/Acid_dissociation_constant" title="Acid dissociation constant">acid dissociation constants</a>.<sup id="cite_ref-7" class="reference"><a href="#cite_note-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 p<i>K</i><sub>a</sub> of metaperiodic acid has not been determined. </p> <dl><dd><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">5</sub>IO<sub class="template-chem2-sub">6</sub> ⇌ H<sub class="template-chem2-sub">4</sub>IO<span class="template-chem2-su"><span>−</span><span>6</span></span> + H<sup class="template-chem2-sup">+</sup></span>,<span class="nowrap">     </span> p<i>K</i><sub>a</sub> = 3.29</dd></dl> <dl><dd><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">4</sub>IO<span class="template-chem2-su"><span>−</span><span>6</span></span> ⇌ H<sub class="template-chem2-sub">3</sub>IO<span class="template-chem2-su"><span>2−</span><span>6</span></span> + H<sup class="template-chem2-sup">+</sup></span>,<span class="nowrap">     </span> p<i>K</i><sub>a</sub> = 8.31</dd></dl> <dl><dd><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">3</sub>IO<span class="template-chem2-su"><span>2−</span><span>6</span></span> ⇌ H<sub class="template-chem2-sub">2</sub>IO<span class="template-chem2-su"><span>3−</span><span>6</span></span> + H<sup class="template-chem2-sup">+</sup></span>,<span class="nowrap">     </span> p<i>K</i><sub>a</sub> = 11.60</dd></dl> <p>There being two forms of periodic acid, it follows that two types of periodate salts are formed. For example, <a href="/wiki/Sodium_periodate" title="Sodium periodate">sodium metaperiodate</a>, NaIO<sub>4</sub>, can be synthesised from HIO<sub>4</sub> while <a href="/wiki/Sodium_periodate" title="Sodium periodate">sodium orthoperiodate</a>, Na<sub>5</sub>IO<sub>6</sub> can be synthesised from H<sub>5</sub>IO<sub>6</sub>. </p> <div class="mw-heading mw-heading3"><h3 id="Structure">Structure</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Periodic_acid&action=edit&section=3" title="Edit section: Structure"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Orthoperiodic acid forms <a href="/wiki/Monoclinic" class="mw-redirect" title="Monoclinic">monoclinic</a> crystals (<a href="/wiki/Space_group" title="Space group">space group</a> P2<sub>1</sub>/<i><sub>n</sub></i>) consisting of a slightly deformed <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">IO<sub class="template-chem2-sub">6</sub></span> octahedron interlinked via bridging hydrogens. Five I–O bond distances are in the range 1.87–1.91 Å and one I–O bond is 1.78 Å.<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup><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> The structure of metaperiodic acid also includes <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">IO<sub class="template-chem2-sub">6</sub></span> octahedra, however these are connected via <i>cis</i>-edge-sharing with bridging oxygens to form one-dimensional infinite chains.<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> </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=Periodic_acid&action=edit&section=4" title="Edit section: Reactions"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">Further information: <a href="/wiki/Periodate#Reactions" title="Periodate">Periodate § Reactions</a></div> <p>Orthoperiodic acid can be dehydrated to give metaperiodic acid by heating to 100 °C under reduced pressure. </p> <dl><dd><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">5</sub>IO<sub class="template-chem2-sub">6</sub> ⇌ HIO<sub class="template-chem2-sub">4</sub> + 2 H<sub class="template-chem2-sub">2</sub>O</span></dd></dl> <p>Further heating to around 150 °C gives <a href="/wiki/Iodine_pentoxide" title="Iodine pentoxide">iodine pentoxide</a> (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">I<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">5</sub></span>) rather than the expected <a href="/wiki/Anhydride" class="mw-redirect" title="Anhydride">anhydride</a> <i>diiodine heptoxide</i> (<link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">I<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">7</sub></span>). Metaperiodic acid can also be prepared from various orthoperiodates by treatment with dilute <a href="/wiki/Nitric_acid" title="Nitric acid">nitric acid</a>.<sup id="cite_ref-Brauer_12-0" class="reference"><a href="#cite_note-Brauer-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p><p>Like all <a href="/wiki/Periodate" title="Periodate">periodates</a> periodic acid can be used to cleave various 1,2-difunctional compounds. Most notably periodic acid will cleave <a href="/wiki/Vicinal_(chemistry)" title="Vicinal (chemistry)">vicinal</a> <a href="/wiki/Diol" title="Diol">diols</a> into two <a href="/wiki/Aldehyde" title="Aldehyde">aldehyde</a> or <a href="/wiki/Ketone" title="Ketone">ketone</a> fragments (<a href="/wiki/Malaprade_reaction" title="Malaprade reaction">Malaprade reaction</a>). </p> <figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Periodate_cleavage.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/5d/Periodate_cleavage.svg/650px-Periodate_cleavage.svg.png" decoding="async" width="650" height="98" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/5d/Periodate_cleavage.svg/975px-Periodate_cleavage.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/5d/Periodate_cleavage.svg/1300px-Periodate_cleavage.svg.png 2x" data-file-width="512" data-file-height="77" /></a><figcaption></figcaption></figure> <p>This can be useful in determining the structure of <a href="/wiki/Carbohydrates" class="mw-redirect" title="Carbohydrates">carbohydrates</a> as periodic acid can be used to open saccharide rings. This process is often used in labeling saccharides with fluorescent molecules or other tags such as <a href="/wiki/Biotin" title="Biotin">biotin</a>. Because the process requires vicinal diols, periodate oxidation is often used to selectively label the 3′-termini of <a href="/wiki/RNA" title="RNA">RNA</a> (<a href="/wiki/Ribose" title="Ribose">ribose</a> has vicinal diols) instead of <a href="/wiki/DNA" title="DNA">DNA</a> as <a href="/wiki/Deoxyribose" title="Deoxyribose">deoxyribose</a> does not have vicinal diols. </p><p>Periodic acid is also used as an <a href="/wiki/Oxidising_agent" class="mw-redirect" title="Oxidising agent">oxidising agent</a> of moderate strength, as exemplified in the <a href="/wiki/Babler_oxidation#Secondary_alcohols" title="Babler oxidation">Babler oxidation</a> of secondary <a href="/wiki/Allyl_alcohol" title="Allyl alcohol">allyl alcohols</a> which are oxidised to <a href="/wiki/Enones" class="mw-redirect" title="Enones">enones</a> by stoichiometric amounts of orthoperiodic acid with <a href="/wiki/Catalytic" class="mw-redirect" title="Catalytic">catalyst</a> <a href="/wiki/Pyridinium_chlorochromate" title="Pyridinium chlorochromate">PCC</a>.<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="Other_oxyacids">Other oxyacids</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Periodic_acid&action=edit&section=5" title="Edit section: Other oxyacids"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Periodic acid is part of a series of <a href="/wiki/Oxyacid" title="Oxyacid">oxyacids</a> in which iodine can assume <a href="/wiki/Oxidation_state" title="Oxidation state">oxidation states</a> of −1, +1, +3, +5, or +7. A number of neutral <a href="/wiki/Iodine_oxide" title="Iodine oxide">iodine oxides</a> are also known. </p> <table class="wikitable"> <tbody><tr> <th>Iodine oxidation state </th> <td>−1 </td> <td>+1 </td> <td>+3 </td> <td>+5 </td> <td>+7 </td></tr> <tr> <th>Name </th> <td><a href="/wiki/Hydrogen_iodide" title="Hydrogen iodide">Hydrogen iodide</a> </td> <td><a href="/wiki/Hypoiodous_acid" title="Hypoiodous acid">Hypoiodous acid</a> </td> <td><a href="/wiki/Iodous_acid" title="Iodous acid">Iodous acid</a> </td> <td><a href="/wiki/Iodic_acid" title="Iodic acid">Iodic acid</a> </td> <td><b>Periodic acid</b> </td></tr> <tr> <th>Formula </th> <td>HI </td> <td>HIO </td> <td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HIO<sub class="template-chem2-sub">2</sub></span> </td> <td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HIO<sub class="template-chem2-sub">3</sub></span> </td> <td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HIO<sub class="template-chem2-sub">4</sub></span> or <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">H<sub class="template-chem2-sub">5</sub>IO<sub class="template-chem2-sub">6</sub></span> </td></tr></tbody></table> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Periodic_acid&action=edit&section=6" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Compounds with a similar structure: </p> <ul><li><a href="/wiki/Perchloric_acid" title="Perchloric acid">Perchloric acid</a>, <a href="/wiki/Perbromic_acid" title="Perbromic acid">perbromic acid</a>, the related perhalogenic acids</li> <li><a href="/wiki/Telluric_acid" title="Telluric acid">Telluric acid</a> and <a href="/wiki/Perxenic_acid" class="mw-redirect" title="Perxenic acid">perxenic acid</a>, the isoelectronic oxoacids of tellurium and xenon</li></ul> <p>Compounds with similar chemistry: </p> <ul><li><a href="/wiki/Lead_tetraacetate" class="mw-redirect" title="Lead tetraacetate">lead tetraacetate</a> (<a href="/wiki/Criegee_oxidation" title="Criegee oxidation">Criegee oxidation</a>)</li></ul> <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=Periodic_acid&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"> <div class="mw-references-wrap mw-references-columns"><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="CITEREFAylett2001" class="citation book cs1">Aylett, founded by A.F. Holleman; continued by Egon Wiberg; translated by Mary Eagleson, William Brewer; revised by Bernhard J. (2001). <i>Inorganic chemistry</i> (1st English ed., [edited] by Nils Wiberg. ed.). San Diego, Calif. : Berlin: Academic Press, W. de Gruyter. p. 453. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/0123526515" title="Special:BookSources/0123526515"><bdi>0123526515</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Inorganic+chemistry&rft.place=San+Diego%2C+Calif.+%3A+Berlin&rft.pages=453&rft.edition=1st+English+ed.%2C+%5Bedited%5D+by+Nils+Wiberg.&rft.pub=Academic+Press%2C+W.+de+Gruyter.&rft.date=2001&rft.isbn=0123526515&rft.aulast=Aylett&rft.aufirst=founded+by+A.F.+Holleman%3B+continued+by+Egon+Wiberg%3B+translated+by+Mary+Eagleson%2C+William+Brewer%3B+revised+by+Bernhard+J.&rfr_id=info%3Asid%2Fen.wikipedia.org%3APeriodic+acid" class="Z3988"></span><span class="cs1-maint citation-comment"><code class="cs1-code">{{<a href="/wiki/Template:Cite_book" title="Template:Cite book">cite book</a>}}</code>: CS1 maint: multiple names: authors list (<a href="/wiki/Category:CS1_maint:_multiple_names:_authors_list" title="Category:CS1 maint: multiple names: authors list">link</a>)</span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.merckmillipore.com/INTERSHOP/web/WFS/Merck-DE-Site/de_DE/-/EUR/ShowDocument-File?ProductSKU=MDA_CHEM-822288&DocumentId=822288_SDS_DE_DE.PDF&DocumentType=MSD&Language=DE&Country=DE">"Periodsaeure zur Synthese"</a>. 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href="/wiki/Template:Hydrogen_compounds" title="Template:Hydrogen compounds"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Hydrogen_compounds" title="Template talk:Hydrogen compounds"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Hydrogen_compounds" title="Special:EditPage/Template:Hydrogen compounds"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Hydrogen_compounds" style="font-size:114%;margin:0 4em"><a href="/wiki/Hydrogen_compounds" title="Hydrogen compounds">Hydrogen compounds</a></div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Arsenous_acid" title="Arsenous acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">3</sub>AsO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Arsenic_acid" title="Arsenic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">3</sub>AsO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Argon_fluorohydride" title="Argon fluorohydride">HArF</a></li> <li><a href="/wiki/Hydrogen_astatide" title="Hydrogen astatide">HAt</a></li> <li><a href="/wiki/Fluorosulfuric_acid" title="Fluorosulfuric acid"><span class="chemf nowrap">HSO<sub class="template-chem2-sub">3</sub>F</span></a></li> <li><a href="/wiki/Fluoroboric_acid" title="Fluoroboric acid"><span class="chemf nowrap">H[BF<sub class="template-chem2-sub">4</sub>]</span></a></li> <li><a href="/wiki/Hydrogen_bromide" title="Hydrogen bromide">HBr</a></li> <li><a href="/wiki/Hypobromous_acid" title="Hypobromous acid">HBrO</a></li> <li><a href="/wiki/Bromous_acid" title="Bromous acid"><span class="chemf nowrap">HBrO<sub class="template-chem2-sub">2</sub></span></a></li> <li><a href="/wiki/Bromic_acid" title="Bromic acid"><span class="chemf nowrap">HBrO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Perbromic_acid" title="Perbromic acid"><span class="chemf nowrap">HBrO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Hydrogen_chloride" title="Hydrogen chloride">HCl</a></li> <li><a href="/wiki/Hypochlorous_acid" title="Hypochlorous acid">HClO</a></li> <li><a href="/wiki/Chlorous_acid" title="Chlorous acid"><span class="chemf nowrap">HClO<sub class="template-chem2-sub">2</sub></span></a></li> <li><a href="/wiki/Chloric_acid" title="Chloric acid"><span class="chemf nowrap">HClO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Perchloric_acid" title="Perchloric acid"><span class="chemf nowrap">HClO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Hydrogen_cyanide" title="Hydrogen cyanide">HCN</a></li> <li><a href="/wiki/Fulminic_acid" title="Fulminic acid">HCNO</a></li> <li><a href="/wiki/Chromic_acid" title="Chromic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>CrO<sub class="template-chem2-sub">4</sub></span>/<span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>Cr<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">7</sub></span></a></li> <li><a href="/wiki/Carbonic_acid" title="Carbonic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>CO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Thiocarbonic_acid" title="Thiocarbonic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>CS<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Hydrogen_fluoride" title="Hydrogen fluoride">HF</a></li> <li><a href="/wiki/Hypofluorous_acid" title="Hypofluorous acid">HFO</a></li> <li><a href="/wiki/Hydrogen_iodide" title="Hydrogen iodide">HI</a></li> <li><a href="/wiki/Hypoiodous_acid" title="Hypoiodous acid">HIO</a></li> <li><a href="/wiki/Iodous_acid" title="Iodous acid"><span class="chemf nowrap">HIO<sub class="template-chem2-sub">2</sub></span></a></li> <li><a href="/wiki/Iodic_acid" title="Iodic acid"><span class="chemf nowrap">HIO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a class="mw-selflink selflink"><span class="chemf nowrap">HIO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Permanganic_acid" title="Permanganic acid"><span class="chemf nowrap">HMnO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Manganic_acid" class="mw-redirect" title="Manganic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>MnO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Molybdic_acid" title="Molybdic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>MoO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Hydrogen_isocyanide" title="Hydrogen isocyanide">HNC</a></li> <li><a href="/wiki/Sodium_bicarbonate" title="Sodium bicarbonate"><span class="chemf nowrap">NaHCO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Isocyanic_acid" title="Isocyanic acid">HNCO</a></li> <li><a href="/wiki/Nitroxyl" title="Nitroxyl">HNO</a></li> <li><a href="/wiki/Nitrous_acid" title="Nitrous acid"><span class="chemf nowrap">HNO<sub class="template-chem2-sub">2</sub></span></a></li> <li><a href="/wiki/Nitric_acid" title="Nitric acid"><span class="chemf nowrap">HNO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Hyponitrous_acid" title="Hyponitrous acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>N<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">2</sub></span></a></li> <li><a href="/wiki/Nitrosylsulfuric_acid" title="Nitrosylsulfuric acid"><span class="chemf nowrap">HNO<sub class="template-chem2-sub">5</sub>S</span></a></li> <li><a href="/wiki/Sulfamic_acid" title="Sulfamic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">3</sub>NSO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Properties_of_water" title="Properties of water"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>O</span></a></li> <li><a href="/wiki/Hydrogen_peroxide" title="Hydrogen peroxide"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">2</sub></span></a></li> <li><a href="/wiki/Trioxidane" title="Trioxidane"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Tetraoxidane" title="Tetraoxidane"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Pentaoxidane" title="Pentaoxidane"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">5</sub></span></a></li> <li><a href="/wiki/Hypophosphorous_acid" title="Hypophosphorous acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">3</sub>PO<sub class="template-chem2-sub">2</sub></span></a></li> <li><a href="/wiki/Phosphorous_acid" title="Phosphorous acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">3</sub>PO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Phosphoric_acid" title="Phosphoric acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">3</sub>PO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Pyrophosphoric_acid" title="Pyrophosphoric acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">4</sub>P<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">7</sub></span></a></li> <li><a href="/wiki/Triphosphoric_acid" title="Triphosphoric acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">5</sub>P<sub class="template-chem2-sub">3</sub>O<sub class="template-chem2-sub">10</sub></span></a></li> <li><a href="/wiki/Chloroplatinic_acid" title="Chloroplatinic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>[PtCl<sub class="template-chem2-sub">6</sub>]</span></a></li> <li><a href="/wiki/Hydrogen_sulfide" title="Hydrogen sulfide"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>S</span></a></li> <li><a href="/wiki/Hydrogen_disulfide" title="Hydrogen disulfide"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>S<sub class="template-chem2-sub">2</sub></span></a></li> <li><a href="/wiki/Hydrogen_selenide" title="Hydrogen selenide"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>Se</span></a></li> <li><a href="/wiki/Selenous_acid" title="Selenous acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>SeO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Selenic_acid" title="Selenic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>SeO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Silicic_acid" title="Silicic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">4</sub>SiO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Hexafluorosilicic_acid" title="Hexafluorosilicic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>[SiF<sub class="template-chem2-sub">6</sub>]</span></a></li> <li><a href="/wiki/Thiocyanic_acid" title="Thiocyanic acid">HSCN</a></li> <li><a href="/wiki/Isothiocyanic_acid" class="mw-redirect" title="Isothiocyanic acid">HNCS</a></li> <li><a href="/wiki/Sulfurous_acid" title="Sulfurous acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>SO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Sulfuric_acid" title="Sulfuric acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>SO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Peroxymonosulfuric_acid" title="Peroxymonosulfuric acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>SO<sub class="template-chem2-sub">5</sub></span></a></li> <li><a href="/wiki/Thiosulfuric_acid" title="Thiosulfuric acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>S<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Trihydrogen_oxide" title="Trihydrogen oxide"><span class="chemf nowrap">H<sub class="template-chem2-sub">3</sub>O</span></a></li> <li><a href="/wiki/Dithionic_acid" title="Dithionic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>S<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">6</sub></span></a></li> <li><a href="/wiki/Disulfuric_acid" title="Disulfuric acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>S<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">7</sub></span></a></li> <li><a href="/wiki/Peroxydisulfuric_acid" title="Peroxydisulfuric acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>S<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">8</sub></span></a></li> <li><a href="/wiki/Triflic_acid" title="Triflic acid"><span class="chemf nowrap">CF<sub class="template-chem2-sub">3</sub>SO<sub class="template-chem2-sub">3</sub>H</span></a></li> <li><a href="/wiki/Hydrogen_telluride" title="Hydrogen telluride"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>Te</span></a></li> <li><a href="/wiki/Tellurous_acid" title="Tellurous acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>TeO<sub class="template-chem2-sub">3</sub></span></a></li> <li><a href="/wiki/Telluric_acid" title="Telluric acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">6</sub>TeO<sub class="template-chem2-sub">6</sub></span></a></li> <li><a href="/wiki/Titanic_acid" title="Titanic acid"><span class="chemf nowrap">H<sub class="template-chem2-sub">4</sub>TiO<sub class="template-chem2-sub">4</sub></span></a></li> <li><a href="/wiki/Polonium_hydride" title="Polonium hydride"><span class="chemf nowrap">H<sub class="template-chem2-sub">2</sub>Po</span></a></li> <li><a href="/wiki/Cobalt_tetracarbonyl_hydride" title="Cobalt tetracarbonyl hydride"><span class="chemf nowrap">H[Co(CO)<sub class="template-chem2-sub">4</sub>]</span></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"><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"><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="Iodine_compounds" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse 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:Iodine_compounds" title="Template:Iodine compounds"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Iodine_compounds" title="Template talk:Iodine compounds"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Iodine_compounds" title="Special:EditPage/Template:Iodine compounds"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Iodine_compounds" style="font-size:114%;margin:0 4em"><a href="/wiki/Iodine_compounds" title="Iodine compounds">Iodine compounds</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Iodine(−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/Hydrogen_iodide" title="Hydrogen iodide">HI</a></li> <li><span class="chemf nowrap"><a href="/wiki/Tetraiodonickelate" title="Tetraiodonickelate">NiI<span class="template-chem2-su"><span>2−</span><span>4</span></span></a></span></li> <li><a href="/wiki/Astatine_iodide" title="Astatine iodide">AtI</a></li> <li><a href="/wiki/Template:Iodides" title="Template:Iodides">other</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Iodine(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/Diiodine_oxide" title="Diiodine oxide">I<sub>2</sub>O</a></li> <li><a href="/wiki/Hypoiodous_acid" title="Hypoiodous acid">HIO</a></li> <li><a href="/wiki/Iodine_azide" title="Iodine azide">IN<sub>3</sub></a></li> <li><a href="/wiki/Cyanogen_iodide" title="Cyanogen iodide">ICN</a></li> <li><a href="/wiki/Iodine_monochloride" title="Iodine monochloride">ICl</a></li> <li><a href="/wiki/Iodine_monofluoride" title="Iodine monofluoride">IF</a></li> <li><a href="/wiki/Nitrogen_triiodine" class="mw-redirect" title="Nitrogen triiodine">NI<sub>3</sub></a></li> <li><a href="/wiki/Iodine_monobromide" title="Iodine monobromide">IBr</a></li> <li><span class="chemf nowrap"><a href="/wiki/Iodine_nitrate" title="Iodine nitrate">INO<sub class="template-chem2-sub">3</sub></a></span></li> <li><span class="chemf nowrap"><a href="/wiki/Iodocyclopropane" title="Iodocyclopropane">C<sub class="template-chem2-sub">3</sub>H<sub class="template-chem2-sub">5</sub>I</a></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Iodine(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/Iodine_monoxide" title="Iodine monoxide">IO</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Iodine(III)</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/Iodous_acid" title="Iodous acid">HIO<sub>2</sub></a></li> <li><a href="/wiki/Iodine_trichloride" title="Iodine trichloride">ICl<sub>3</sub></a></li> <li><a href="/wiki/Iodine_trifluoride" title="Iodine trifluoride">IF<sub>3</sub></a></li> <li><a href="/wiki/Iodine_tribromide" title="Iodine tribromide">IBr<sub>3</sub></a></li> <li><a href="/wiki/Iodine_sulfate" title="Iodine sulfate">I<sub>2</sub>(SO<sub>4</sub>)<sub>3</sub></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Iodine(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/Iodine_dioxide" title="Iodine dioxide"><span class="chemf nowrap">IO<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></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Iodine(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/Iodic_acid" title="Iodic acid">HIO<sub>3</sub></a></li> <li><a href="/wiki/Iodine_pentafluoride" title="Iodine pentafluoride">IF<sub>5</sub></a></li> <li><span class="chemf nowrap"><a href="/wiki/Iodine_pentoxide" title="Iodine pentoxide">I<sub class="template-chem2-sub">2</sub>O<sub class="template-chem2-sub">5</sub></a></span></li> <li><span class="chemf nowrap"><a href="/wiki/Iodyl_fluoride" title="Iodyl fluoride">IO<sub class="template-chem2-sub">2</sub>F</a></span></li> <li><a href="/wiki/Iodosyl_trifluoride" title="Iodosyl trifluoride"><span class="chemf nowrap">IOF<sub class="template-chem2-sub">3</sub></span></a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Iodine(VII)</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 class="mw-selflink selflink">HIO<sub class="template-chem2-sub">4</sub></a></span></li> <li><span class="chemf nowrap"><a class="mw-selflink selflink">H<sub class="template-chem2-sub">5</sub>IO<sub class="template-chem2-sub">6</sub></a></span></li> <li><a href="/wiki/Iodine_heptafluoride" title="Iodine heptafluoride">IF<sub>7</sub></a></li> <li><span class="chemf nowrap"><a href="/wiki/Periodyl_fluoride" title="Periodyl fluoride">IO<sub class="template-chem2-sub">3</sub>F</a></span></li> <li><span class="chemf nowrap"><a href="/wiki/Iodyl_trifluoride" class="mw-redirect" title="Iodyl trifluoride">IO<sub class="template-chem2-sub">2</sub>F<sub class="template-chem2-sub">3</sub></a></span></li> <li><a href="/wiki/Iodosyl_pentafluoride" title="Iodosyl pentafluoride"><span class="chemf nowrap">IOF<sub class="template-chem2-sub">5</sub></span></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"></div><div role="navigation" class="navbox" aria-labelledby="Salts_and_covalent_derivatives_of_the_periodate_ion" style="display:table;;padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit;table-layout:fixed;"><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:Periodates" title="Template:Periodates"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Periodates" title="Template talk:Periodates"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Periodates" title="Special:EditPage/Template:Periodates"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Salts_and_covalent_derivatives_of_the_periodate_ion" style="font-size:114%;margin:0 4em">Salts and covalent derivatives of the <a href="/wiki/Periodate" title="Periodate">periodate</a> ion</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0;border-width:0;"><div style="padding:0"><div class="mw-collapsible-content" style="overflow-x:auto"> <table class="center"> <tbody><tr style="background-color:mistyrose"> <td><a class="mw-selflink selflink"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">HIO<sub class="template-chem2-sub">4</sub></span></a> </td> <td style="background-color:white;border:none"> </td> <td style="background-color:white;border:none" colspan="11" rowspan="3"> </td> <td style="background-color:white;border:none" colspan="5"> </td> <td>He </td></tr> <tr style="background-color:mistyrose"> <td><a href="/wiki/Lithium_periodate" title="Lithium periodate"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">LiIO<sub class="template-chem2-sub">4</sub></span></a> </td> <td>Be </td> <td>B </td> <td>C </td> <td>N </td> <td>O </td> <td>F </td> <td>Ne </td></tr> <tr style="background-color:mistyrose"> <td><a href="/wiki/Sodium_periodate" title="Sodium periodate"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">NaIO<sub class="template-chem2-sub">4</sub></span></a> </td> <td>Mg </td> <td>Al </td> <td>Si </td> <td>P </td> <td>S </td> <td>Cl </td> <td>Ar </td></tr> <tr style="background-color:mistyrose"> <td><a href="/wiki/Potassium_periodate" title="Potassium periodate"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">KIO<sub class="template-chem2-sub">4</sub></span></a> </td> <td>Ca </td> <td style="background-color:white;border:none"> </td> <td>Sc </td> <td>Ti </td> <td>V </td> <td>Cr </td> <td>Mn </td> <td>Fe </td> <td>Co </td> <td><a href="/wiki/Periodatonickelates" title="Periodatonickelates">Ni<sub>x</sub>I<sub>x</sub>O<sub>x</sub></a> </td> <td>Cu </td> <td>Zn </td> <td>Ga </td> <td>Ge </td> <td>As </td> <td>Se </td> <td>Br </td> <td>Kr </td></tr> <tr style="background-color:mistyrose"> <td>Rb </td> <td>Sr </td> <td style="background-color:white;border:none"> </td> <td>Y </td> <td>Zr </td> <td>Nb </td> <td>Mo </td> <td>Tc </td> <td>Ru </td> <td>Rh </td> <td>Pd </td> <td>Ag </td> <td>Cd </td> <td>In </td> <td>Sn </td> <td>Sb </td> <td>Te </td> <td><a href="/wiki/Periodate" title="Periodate"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1123817410"><span class="chemf nowrap">(IO<sub class="template-chem2-sub">4</sub>)<sup class="template-chem2-sup">−</sup></span></a> </td> <td>Xe </td></tr> <tr style="background-color:mistyrose"> <td>Cs </td> <td>Ba </td> <td style="background-color:white;border:none">* </td> <td>Lu </td> <td>Hf </td> <td>Ta </td> <td>W </td> <td>Re </td> <td>Os </td> <td>Ir </td> <td>Pt </td> <td>Au </td> <td>Hg </td> <td>Tl </td> <td>Pb </td> <td>Bi </td> <td>Po </td> <td>At </td> <td>Rn </td></tr> <tr style="background-color:mistyrose"> <td>Fr </td> <td>Ra </td> <td style="background-color:white;border:none">** </td> <td>Lr </td> <td>Rf </td> <td>Db </td> <td>Sg </td> <td>Bh </td> <td>Hs </td> <td>Mt </td> <td>Ds </td> <td>Rg </td> <td>Cn </td> <td>Nh </td> <td>Fl </td> <td>Mc </td> <td>Lv </td> <td>Ts </td> <td>Og </td></tr> <tr> <td style="background-color:white;border:none" colspan="2" rowspan="3"> </td> <td style="background-color:white;border:none" colspan="20">  </td></tr> <tr style="background-color:mistyrose"> <td style="background-color:white;border:none">* </td> <td>La </td> <td>Ce </td> <td>Pr </td> <td>Nd </td> <td>Pm </td> <td>Sm </td> <td>Eu </td> <td>Gd </td> <td>Tb </td> <td>Dy </td> <td>Ho </td> <td>Er </td> <td>Tm </td> <td>Yb </td></tr> <tr style="background-color:mistyrose"> <td style="background-color:white;border:none">** </td> <td>Ac </td> <td>Th </td> <td>Pa </td> <td>U </td> <td>Np </td> <td>Pu </td> <td>Am </td> <td>Cm </td> <td>Bk </td> <td>Cf </td> <td>Es </td> <td>Fm </td> <td>Md </td> <td>No </td></tr></tbody></table></div> </div></td></tr></tbody></table></div>    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