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<h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Rubidiumperchlorat</span></h1>
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<div id="mw-content-text" class="mw-body-content mw-content-ltr" lang="de" dir="ltr"><div class="mw-content-ltr mw-parser-output" lang="de" dir="ltr"><table class="wikitable infobox float-right" id="Vorlage_Infobox_Chemikalie" style="font-size:90%; margin-top:0; width:350px;" summary="Infobox Chemikalie">
<tbody><tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Kristallstruktur
</th></tr>
<tr>
<td colspan="2" class="hintergrundfarbe-basis" style="text-align:center;"><span typeof="mw:File"></span>
</td></tr>
<tr>
<td colspan="2" style="text-align:center; font-size:80%;"><span style="background:#c6c6c6;border-radius: 12px;color: transparent; width: 12px; line-height:12px;display:inline-block;">_</span> <a href="Rubidium" title="Rubidium">Rb</a><sup>+</sup> <span style="visibility:hidden;">0</span> <span style="background:#ffff00;border-radius: 12px;color: transparent; width: 12px; line-height:12px;display:inline-block;">_</span> <a href="Chlor" title="Chlor">Cl</a><sup>7+</sup><span style="visibility:hidden;">0</span> <span style="background:#e20000;border-radius: 12px;color: transparent; width: 12px; line-height:12px;display:inline-block;">_</span> <a href="Sauerstoff" title="Sauerstoff">O</a><sup>2−</sup>
</td></tr>
<tr>
<td><a href="Kristallsystem" title="Kristallsystem">Kristallsystem</a>
</td>
<td>
<p>orthorhombisch
</p>
</td></tr>
<tr>
<td><a href="Raumgruppe" title="Raumgruppe">Raumgruppe</a>
</td>
<td>
<p><i>Pnma</i> (Nr. 62)<span style="display:none;">Vorlage:Raumgruppe/62</span><span class="editoronly" style="display:none;"></span>
</p>
</td></tr>
<tr>
<td><a href="Gitterparameter" title="Gitterparameter">Gitterparameter</a>
</td>
<td>
<p>a = 749,0 pm, b = 926,9 pm, c = 581,4 pm, Z = 4<sup id="cite_ref-Lax_1-0" class="reference"><a href="#cite_note-Lax-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
</p>
</td></tr>
<tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Allgemeines
</th></tr>
<tr>
<td style="width:33%;">Name
</td>
<td>Rubidiumperchlorat
</td></tr>
<tr>
<td><a href="Verh%C3%A4ltnisformel" title="Verhältnisformel">Verhältnisformel</a>
</td>
<td>RbClO<sub>4</sub>
</td></tr>
<tr>
<td>Kurzbeschreibung
</td>
<td>
<p>weiße, geruchlose, hygroskopische Kristalle<sup id="cite_ref-Alfa_2-0" class="reference"><a href="#cite_note-Alfa-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-Strem_3-0" class="reference"><a href="#cite_note-Strem-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup>
</p>
</td></tr>
<tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Externe Identifikatoren/Datenbanken
</th></tr>
<tr>
<td colspan="2" style="padding:0;">
<table class="mw-collapsible mw-collapsed wikitable" data-expandtext="+" data-collapsetext="−" style="border-top:none; margin:-1px; width:calc(100% + 2px);">
<tbody><tr>
<td style="width:33%;"><a href="CAS-Nummer" title="CAS-Nummer">CAS-Nummer</a>
</td>
<td><span title="Untervorlage eingebunden: CASRN"></span><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?cas_rn=13510-42-4">13510-42-4</a><span class="editoronly" style="display:none;"></span>
</td>
<td style="background:#FFDEAD; color:#202122; border-top:1px solid #FFDEAD; padding:0.2em 0; vertical-align:bottom; width:5%;">
</td></tr>
<tr>
<td><a href="EG-Nummer" title="EG-Nummer">EG-Nummer</a>
</td>
<td colspan="2">236-840-1
</td></tr>
<tr>
<td><a href="Europ%C3%A4ische_Chemikalienagentur" title="Europäische Chemikalienagentur">ECHA</a>-InfoCard
</td>
<td colspan="2"><a rel="nofollow" class="external text" href="https://www.echa.europa.eu/de/substance-information/-/substanceinfo/100.033.476">100.033.476</a>
</td></tr>
<tr>
<td><a href="PubChem" title="PubChem">PubChem</a>
</td>
<td colspan="2"><a rel="nofollow" class="external text" href="https://pubchem.ncbi.nlm.nih.gov/compound/23673707">23673707</a>
</td></tr>
<tr>
<td style="border-right:1px solid #a2a9b1;"><a href="Wikidata" title="Wikidata">Wikidata</a>
</td>
<td colspan="2"><a href="https://www.wikidata.org/wiki/Q412328" class="extiw external" title="d:Q412328">Q412328</a>
</td></tr></tbody></table>
</td></tr>
<tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Eigenschaften
</th></tr>
<tr>
<td><a href="Molare_Masse" title="Molare Masse">Molare Masse</a>
</td>
<td>184,92 <a href="Gramm" title="Gramm">g</a>·<a href="Mol" title="Mol">mol</a><sup>−1</sup>
</td></tr>
<tr>
<td><a href="Aggregatzustand" title="Aggregatzustand">Aggregatzustand</a>
</td>
<td>
<p>fest
</p>
</td></tr>
<tr>
<td><a href="Dichte" title="Dichte">Dichte</a>
</td>
<td>
<p>2,8 g·cm<sup>−3</sup><sup id="cite_ref-Lax_1-1" class="reference"><a href="#cite_note-Lax-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
</p>
</td></tr>
<tr>
<td><a href="Schmelzpunkt" title="Schmelzpunkt">Schmelzpunkt</a>
</td>
<td>
<p>192 <a href="Grad_Celsius" title="Grad Celsius">°C</a><sup id="cite_ref-Lax_1-2" class="reference"><a href="#cite_note-Lax-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
</p>
</td></tr>
<tr>
<td><a href="L%C3%B6slichkeit" title="Löslichkeit">Löslichkeit</a>
</td>
<td>
<p>schlecht in Wasser (10,9 g·l<sup>−1</sup> bei 21,3 °C<sup id="cite_ref-Abegg_4-0" class="reference"><a href="#cite_note-Abegg-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>, 180 g·l<sup>−1</sup> bei 100 °C<sup id="cite_ref-Alfa_2-1" class="reference"><a href="#cite_note-Alfa-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup>)
</p>
</td></tr>
<tr>
<th colspan="2" style="background:#FFDEAD; color:#202122;">Sicherheitshinweise
</th></tr>
<tr>
<td colspan="2">
<table cellspacing="0" cellpadding="2" style="width:100%;">
<tbody><tr>
<td colspan="2" style="text-align:center"><b><a href="Global_harmonisiertes_System_zur_Einstufung_und_Kennzeichnung_von_Chemikalien" title="Global harmonisiertes System zur Einstufung und Kennzeichnung von Chemikalien">GHS-Gefahrstoffkennzeichnung</a></b><sup id="cite_ref-Sigma_5-0" class="reference"><a href="#cite_note-Sigma-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup>
<table class="hintergrundfarbe-neutral" style="text-align:center; margin-left:auto; margin-right:auto; display:flex; justify-content:center;">
<tbody><tr>
<td><span typeof="mw:File"><a href="Global_harmonisiertes_System_zur_Einstufung_und_Kennzeichnung_von_Chemikalien#Übersicht:_EU-Gefahrensymbole,_UN/GHS-Gefahrenpiktogramme,_UN/ADR-Gefahrensymbole" title="03 – Brandfördernd"></a></span>
</td>
<td><span typeof="mw:File"><a href="Global_harmonisiertes_System_zur_Einstufung_und_Kennzeichnung_von_Chemikalien#Übersicht:_EU-Gefahrensymbole,_UN/GHS-Gefahrenpiktogramme,_UN/ADR-Gefahrensymbole" title="07 – Achtung"></a></span>
</td></tr></tbody></table>
<p><b>Gefahr</b>
</p>
</td></tr>
<tr>
<td rowspan="2" width="33%" style="border-top:1px #A7A7A7 dashed; border-right:1px #A7A7A7 dashed;"><a href="H-_und_P-S%C3%A4tze" title="H- und P-Sätze">H- und P-Sätze</a>
</td>
<td style="border-top:1px #A7A7A7 dashed;">H: <span title="Untervorlage eingebunden: H-Sätze"></span><a href="H-_und_P-S%C3%A4tze#H-Sätze" title="H- und P-Sätze"><span style="display:inline-block;"><span style="color:#ff5400; border-bottom:1px dotted #ff5400;" title="Kann Brand verstärken; Oxidationsmittel.">272</span></span></a>‐<a href="H-_und_P-S%C3%A4tze#H-Sätze" title="H- und P-Sätze"><span style="display:inline-block;"><span style="color:#ff5400; border-bottom:1px dotted #ff5400;" title="Gesundheitsschädlich bei Verschlucken.">302</span></span></a>‐<a href="H-_und_P-S%C3%A4tze#H-Sätze" title="H- und P-Sätze"><span style="display:inline-block;"><span style="color:#ff5400; border-bottom:1px dotted #ff5400;" title="Verursacht Hautreizungen.">315</span></span></a>‐<a href="H-_und_P-S%C3%A4tze#H-Sätze" title="H- und P-Sätze"><span style="display:inline-block;"><span style="color:#ff5400; border-bottom:1px dotted #ff5400;" title="Verursacht schwere Augenreizung.">319</span></span></a>‐<a href="H-_und_P-S%C3%A4tze#H-Sätze" title="H- und P-Sätze"><span style="display:inline-block;"><span style="color:#ff5400; border-bottom:1px dotted #ff5400;" title="Gesundheitsschädlich bei Einatmen.">332</span></span></a>‐<a href="H-_und_P-S%C3%A4tze#H-Sätze" title="H- und P-Sätze"><span style="display:inline-block;"><span style="color:#ff5400; border-bottom:1px dotted #ff5400;" title="Kann die Atemwege reizen.">335</span></span></a>
</td></tr>
<tr>
<td style="border-top:1px #A7A7A7 dashed;">P: <span title="Untervorlage eingebunden: P-Sätze"></span><a href="H-_und_P-S%C3%A4tze#P-Sätze" title="H- und P-Sätze"><span style="display:inline-block;"><span style="color:#ff5400; border-bottom:1px dotted #ff5400;" title="Von Kleidung und anderen brennbaren Materialien fernhalten.
(Geänderter Text seit Inkraftreten der „8. Anpassung an den Technischen Fortschritt“ am 1. Februar 2018)">220</span></span></a>‐<a href="H-_und_P-S%C3%A4tze#P-Sätze" title="H- und P-Sätze"><span style="display:inline-block;"><span style="color:#ff5400; border-bottom:1px dotted #ff5400;" title="Einatmen von Staub / Rauch / Gas / Nebel / Dampf / Aerosol vermeiden.">261</span></span></a>‐<a href="H-_und_P-S%C3%A4tze#P-Sätze" title="H- und P-Sätze"><span style="display:inline-block;"><span style="color:#ff5400; border-bottom:1px dotted #ff5400;" title="Bei Kontakt mit den Augen: Einige Minuten lang behutsam mit Wasser spülen. Eventuell vorhandene Kontaktlinsen nach Möglichkeit entfernen. Weiter spülen.
(Geänderter Text seit Inkraftreten der „8. Anpassung an den Technischen Fortschritt“ am 1. Februar 2018)">305+351+338</span></span></a><sup id="cite_ref-Sigma_5-1" class="reference"><a href="#cite_note-Sigma-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup>
</td></tr>
</tbody></table>
</td></tr>
<tr>
<td colspan="2" style="background:#FFDEAD; color:#202122; font-size:80%; text-align:center; line-height:150%; padding:.25em;">Wenn nicht anders vermerkt, gelten die angegebenen Daten bei <a href="Standardbedingungen" title="Standardbedingungen">Standardbedingungen</a> (0 °C, 1000 hPa).
</td></tr></tbody></table><p><span class="editoronly" style="display:none;"></span>
</p><p><b>Rubidiumperchlorat</b> ist das <a href="Rubidium" title="Rubidium">Rubidium</a>salz der <a href="Perchlors%C3%A4ure" title="Perchlorsäure">Perchlorsäure</a>.
</p>
<div class="mw-heading mw-heading2"><h2 id="Herstellung">Herstellung</h2></div>
<p>Rubidiumperchlorat kann durch vorsichtiges Erhitzen einer <a href="Rubidiumchlorat" title="Rubidiumchlorat">Rubidiumchlorat</a>-Lösung hergestellt werden, das Rubidiumchlorat <a href="Disproportionierung" title="Disproportionierung">disproportioniert</a> dann zu Rubidiumperchlorat und <a href="Rubidiumchlorid" title="Rubidiumchlorid">Rubidiumchlorid</a>. Dabei wird <a href="Sauerstoff" title="Sauerstoff">Sauerstoff</a> frei.<sup id="cite_ref-Abegg_4-1" class="reference"><a href="#cite_note-Abegg-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>
</p>
<dl><dd><span class="mwe-math-element mwe-math-element-inline"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {2RbClO3 -> RbClO4 + RbCl + O2 ^}}}">
<semantics>
<mrow class="MJX-TeXAtom-ORD">
<mstyle displaystyle="true" scriptlevel="0">
<mrow class="MJX-TeXAtom-ORD">
<mn>2</mn>
<mspace width="thinmathspace"></mspace>
<msubsup>
<mtext>RbClO</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>3</mn>
</mrow>
<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
</mrow>
</msubsup>
<mo stretchy="false">⟶<!-- ⟶ --></mo>
<msubsup>
<mtext>RbClO</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>4</mn>
</mrow>
<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
</mrow>
</msubsup>
<mo>+</mo>
<mtext>RbCl</mtext>
<mo>+</mo>
<msubsup>
<mtext>O</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>2</mn>
</mrow>
<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
</mrow>
</msubsup>
<mrow class="MJX-TeXAtom-ORD">
<mo stretchy="false">↑<!-- ↑ --></mo>
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</mrow>
</mstyle>
</mrow>
<annotation encoding="application/x-tex">{\displaystyle {\ce {2RbClO3 -> RbClO4 + RbCl + O2 ^}}}</annotation>
</semantics>
</math></span><img src="./_assets_/eb734a37dd21ce173a46342d1cc64c92/cbf4f039edea150e78237cbcdebd93df1300ed76.svg" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:38.06ex; height:2.843ex;" alt="{\displaystyle {2\,\mathrm {RbClO} {\vphantom {A}}_{\smash[{t}]{3}}{}\mathrel {\longrightarrow } {}\mathrm {RbClO} {\vphantom {A}}_{\smash[{t}]{4}}{}+{}\mathrm {RbCl} {}+{}\mathrm {O} {\vphantom {A}}_{\smash[{t}]{2}}\uparrow {}}}" loading="lazy"></span></dd></dl>
<p>Ebenso kann Rubidiumperchlorat durch chemische <a href="Oxidation" title="Oxidation">Oxidation</a> von Rubidiumchlorat erhalten werden, indem man wässrige Rubidiumchloratlösungen mit starken <a href="Oxidationsmittel" title="Oxidationsmittel">Oxidationsmitteln</a> wie z. B. <a href="Kaliumpermanganat" title="Kaliumpermanganat">Kaliumpermanganat</a> und geeigneten <a href="Katalysator" title="Katalysator">Katalysatoren</a> umsetzt. Am einfachsten ist die Umsetzung bzw. <a href="Neutralisation_(Chemie)" title="Neutralisation (Chemie)">Neutralisation</a> einer <a href="Rubidiumcarbonat" title="Rubidiumcarbonat">Rubidiumcarbonat</a>- oder <a href="Rubidiumhydroxid" title="Rubidiumhydroxid">Rubidiumhydroxid</a>-Lösung mit <a href="Perchlors%C3%A4ure" title="Perchlorsäure">Perchlorsäure</a>:
</p>
<dl><dd><span class="mwe-math-element mwe-math-element-inline"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {Rb2CO3 + 2HClO4 -> 2RbClO4 v + CO2 ^}}}">
<semantics>
<mrow class="MJX-TeXAtom-ORD">
<mstyle displaystyle="true" scriptlevel="0">
<mrow class="MJX-TeXAtom-ORD">
<msubsup>
<mtext>Rb</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>2</mn>
</mrow>
<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
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</msubsup>
<msubsup>
<mtext>CO</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>3</mn>
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<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
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</msubsup>
<mo>+</mo>
<mn>2</mn>
<mspace width="thinmathspace"></mspace>
<msubsup>
<mtext>HClO</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>4</mn>
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<mspace width="0pt" height="0pt" depth=".2em"></mspace>
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</msubsup>
<mo stretchy="false">⟶<!-- ⟶ --></mo>
<mn>2</mn>
<mspace width="thinmathspace"></mspace>
<msubsup>
<mtext>RbClO</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>4</mn>
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<mo>+</mo>
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<mtext>CO</mtext>
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<mn>2</mn>
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<annotation encoding="application/x-tex">{\displaystyle {\ce {Rb2CO3 + 2HClO4 -> 2RbClO4 v + CO2 ^}}}</annotation>
</semantics>
</math></span><img src="./_assets_/eb734a37dd21ce173a46342d1cc64c92/2a94de47ac15d52bb09818d55db4c4055ad1993a.svg" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:44.46ex; height:2.843ex;" alt="{\displaystyle {\mathrm {Rb} {\vphantom {A}}_{\smash[{t}]{2}}\mathrm {CO} {\vphantom {A}}_{\smash[{t}]{3}}{}+{}2\,\mathrm {HClO} {\vphantom {A}}_{\smash[{t}]{4}}{}\mathrel {\longrightarrow } {}2\,\mathrm {RbClO} {\vphantom {A}}_{\smash[{t}]{4}}\downarrow {}{}+{}\mathrm {CO} {\vphantom {A}}_{\smash[{t}]{2}}\uparrow {}}}" loading="lazy"></span></dd></dl>
<dl><dd><span class="mwe-math-element mwe-math-element-inline"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {RbOH + HClO4 -> RbClO4 v + H2O}}}">
<semantics>
<mrow class="MJX-TeXAtom-ORD">
<mstyle displaystyle="true" scriptlevel="0">
<mrow class="MJX-TeXAtom-ORD">
<mtext>RbOH</mtext>
<mo>+</mo>
<msubsup>
<mtext>HClO</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>4</mn>
</mrow>
<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
</mrow>
</msubsup>
<mo stretchy="false">⟶<!-- ⟶ --></mo>
<msubsup>
<mtext>RbClO</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>4</mn>
</mrow>
<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
</mrow>
</msubsup>
<mrow class="MJX-TeXAtom-ORD">
<mo stretchy="false">↓<!-- ↓ --></mo>
</mrow>
<mo>+</mo>
<msubsup>
<mtext>H</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>2</mn>
</mrow>
<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
</mrow>
</msubsup>
<mtext>O</mtext>
</mrow>
</mstyle>
</mrow>
<annotation encoding="application/x-tex">{\displaystyle {\ce {RbOH + HClO4 -> RbClO4 v + H2O}}}</annotation>
</semantics>
</math></span><img src="./_assets_/eb734a37dd21ce173a46342d1cc64c92/1ceebdc1989215cb5622c07db41781814713cb9c.svg" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:38.22ex; height:2.843ex;" alt="{\displaystyle {\mathrm {RbOH} {}+{}\mathrm {HClO} {\vphantom {A}}_{\smash[{t}]{4}}{}\mathrel {\longrightarrow } {}\mathrm {RbClO} {\vphantom {A}}_{\smash[{t}]{4}}\downarrow {}{}+{}\mathrm {H} {\vphantom {A}}_{\smash[{t}]{2}}\mathrm {O} }}" loading="lazy"></span></dd></dl>
<div class="mw-heading mw-heading2"><h2 id="Eigenschaften">Eigenschaften</h2></div>
<div class="mw-heading mw-heading3"><h3 id="Physikalische_Eigenschaften">Physikalische Eigenschaften</h3></div>
<p>Die Löslichkeit von Rubidiumperchlorat in Wasser nimmt mit steigender Temperatur zu und ist in untenstehender Tabelle angegeben.
</p>
<dl><dd><table class="wikitable" style="text-align:center">
<tbody><tr>
<td class="hintergrundfarbe6" colspan="13"><b>Löslichkeit von RbClO<sub>4</sub> in Wasser</b><sup id="cite_ref-Seidell_6-0" class="reference"><a href="#cite_note-Seidell-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup>
</td></tr>
<tr>
<td class="hintergrundfarbe5" align="left"><b>Temperatur</b> [°C]
</td>
<td>0</td>
<td>10</td>
<td>20</td>
<td>25</td>
<td>30</td>
<td>40</td>
<td>50</td>
<td>60</td>
<td>70</td>
<td>80</td>
<td>90</td>
<td>100
</td></tr>
<tr>
<td class="hintergrundfarbe5" align="left"><b>Löslichkeit</b> [g/l]
</td>
<td>5</td>
<td>6</td>
<td>10</td>
<td>12</td>
<td>15</td>
<td>23</td>
<td>35</td>
<td>48,5</td>
<td>67,2</td>
<td>92</td>
<td>127</td>
<td>180
</td></tr></tbody></table></dd></dl>
<p>Auch in gängigen organischen Lösungsmittel ist Rubidiumperchlorat nahezu unlöslich:
</p>
<dl><dd><table class="wikitable left" style="text-align:center">
<tbody><tr>
<td class="hintergrundfarbe6" colspan="4"><b>Löslichkeit von RbClO<sub>4</sub> in organischen Lösungsmitteln</b><br>(angegeben in g RbClO<sub>4</sub> in 100 g gesättigter Lösung bei 25 °C)
</td></tr>
<tr>
<td><a href="Methanol" title="Methanol">Methanol</a></td>
<td>0,060
</td></tr>
<tr>
<td><a href="Ethanol" title="Ethanol">Ethanol</a></td>
<td>0,009
</td></tr>
<tr>
<td><a href="N-Propanol" class="mw-redirect" title="N-Propanol"><i>n</i>-Propanol</a></td>
<td>0,006
</td></tr>
<tr>
<td><a href="N-Butanol" class="mw-redirect" title="N-Butanol"><i>n</i>-Butanol</a></td>
<td>0,002
</td></tr>
<tr>
<td><a href="Isobutanol" class="mw-redirect" title="Isobutanol">Isobutanol</a></td>
<td>0,004
</td></tr>
<tr>
<td><a href="Aceton" title="Aceton">Aceton</a></td>
<td>0,095
</td></tr>
<tr>
<td><a href="Ethylacetat" class="mw-redirect" title="Ethylacetat">Ethylacetat</a></td>
<td>0,0016
</td></tr></tbody></table></dd></dl>
<p>Rubidiumperchlorat kristallisiert im <a href="Orthorhombisches_Kristallsystem" title="Orthorhombisches Kristallsystem">orthorhombischen</a> Kristallsystem in der <a href="Raumgruppe" title="Raumgruppe">Raumgruppe</a> <i>Pbnm</i> (Raumgruppen-Nr. 62, Stellung 3)<span style="display:none;">Vorlage:Raumgruppe/62.3</span><span class="editoronly" style="display:none;"></span> mit den <a href="Gitterparameter" title="Gitterparameter">Gitterparametern</a> a = 749,0 pm, b = 926,9 pm und c = 581,4 pm, in der <a href="Elementarzelle" title="Elementarzelle">Elementarzelle</a> befinden sich vier <a href="Formeleinheit" title="Formeleinheit">Formeleinheiten</a>.<sup id="cite_ref-Lax_1-3" class="reference"><a href="#cite_note-Lax-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Bei 279 °C findet eine Phasenumwandlung in eine <a href="Kubisches_Kristallsystem" title="Kubisches Kristallsystem">kubische</a> Kristallstruktur mit a = 770 pm statt, in der ebenfalls vier Formeleinheiten pro Elementarzelle angeordnet sind.<sup id="cite_ref-Lax_1-4" class="reference"><a href="#cite_note-Lax-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Die Kristalle sind isomorph zu den Kristallen von <a href="Kaliumperchlorat" title="Kaliumperchlorat">Kaliumperchlorat</a>.<sup id="cite_ref-Abegg_4-2" class="reference"><a href="#cite_note-Abegg-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup>
</p>
<div class="mw-heading mw-heading3"><h3 id="Chemische_Eigenschaften">Chemische Eigenschaften</h3></div>
<p>Beim Erhitzen auf Rotglut zersetzt sich Rubidiumperchlorat in Rubidiumchlorid und Sauerstoff.<sup id="cite_ref-Lax_1-5" class="reference"><a href="#cite_note-Lax-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
</p>
<dl><dd><span class="mwe-math-element mwe-math-element-inline"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\ce {RbClO4 -> RbCl + 2O2 ^}}}">
<semantics>
<mrow class="MJX-TeXAtom-ORD">
<mstyle displaystyle="true" scriptlevel="0">
<mrow class="MJX-TeXAtom-ORD">
<msubsup>
<mtext>RbClO</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>4</mn>
</mrow>
<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
</mrow>
</msubsup>
<mo stretchy="false">⟶<!-- ⟶ --></mo>
<mtext>RbCl</mtext>
<mo>+</mo>
<mn>2</mn>
<mspace width="thinmathspace"></mspace>
<msubsup>
<mtext>O</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>2</mn>
</mrow>
<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
</mrow>
</msubsup>
<mrow class="MJX-TeXAtom-ORD">
<mo stretchy="false">↑<!-- ↑ --></mo>
</mrow>
</mrow>
</mstyle>
</mrow>
<annotation encoding="application/x-tex">{\displaystyle {\ce {RbClO4 -> RbCl + 2O2 ^}}}</annotation>
</semantics>
</math></span><img src="./_assets_/eb734a37dd21ce173a46342d1cc64c92/8269c822ce59358ee2ada92e6a410390fbf35002.svg" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:27.029ex; height:2.843ex;" alt="{\displaystyle {\mathrm {RbClO} {\vphantom {A}}_{\smash[{t}]{4}}{}\mathrel {\longrightarrow } {}\mathrm {RbCl} {}+{}2\,\mathrm {O} {\vphantom {A}}_{\smash[{t}]{2}}\uparrow {}}}" loading="lazy"></span></dd></dl>
<div class="mw-heading mw-heading2"><h2 id="Verwendung">Verwendung</h2></div>
<p>Aufgrund seiner Schwerlöslichkeit kann Rubidiumperchlorat neben Rubidiumhexachloridoplatinat, Rubidiumhexafluoridosilicat und Rubidiumtetrafluoridoborat zur analytischen Trennung von Rubidium und <a href="Kalium" title="Kalium">Kalium</a> verwendet werden.<sup id="cite_ref-Hofmann_7-0" class="reference"><a href="#cite_note-Hofmann-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup>
</p>
<div class="mw-heading mw-heading2"><h2 id="Einzelnachweise">Einzelnachweise</h2></div>
<ol class="references">
<li id="cite_note-Lax-1"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Lax_1-0">a</a></sup> <sup><a href="#cite_ref-Lax_1-1">b</a></sup> <sup><a href="#cite_ref-Lax_1-2">c</a></sup> <sup><a href="#cite_ref-Lax_1-3">d</a></sup> <sup><a href="#cite_ref-Lax_1-4">e</a></sup> <sup><a href="#cite_ref-Lax_1-5">f</a></sup></span> <span class="reference-text">Jean D’Ans, Ellen Lax: <i>Taschenbuch für Chemiker und Physiker. 3. Elemente, anorganische Verbindungen und Materialien, Minerale, Band 3.</i> 4. Auflage, Springer, 1997, ISBN 978-3-540-60035-0, S. 686 (<a rel="nofollow" class="external text" href="https://books.google.de/books?id=oWjEKDnsJgEC&pg=PA686#v=onepage">eingeschränkte Vorschau</a> in der Google-Buchsuche).</span>
</li>
<li id="cite_note-Alfa-2"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Alfa_2-0">a</a></sup> <sup><a href="#cite_ref-Alfa_2-1">b</a></sup></span> <span class="reference-text">Datenblatt <span style="font-style:italic;"><a rel="nofollow" class="external text" href="https://www.alfa.com/de/catalog/11628">Rubidiumperchlorat</a></span> bei <a href="Alfa_Aesar" title="Alfa Aesar">Alfa Aesar</a>, abgerufen am 18. Juni 2010 <small>(Seite nicht mehr abrufbar)</small>.<span class="editoronly" style="display:none;"></span></span>
</li>
<li id="cite_note-Strem-3"><span class="mw-cite-backlink"><a href="#cite_ref-Strem_3-0">↑</a></span> <span class="reference-text">Datenblatt <span style="font-style:italic;"><a rel="nofollow" class="external text" href="http://www.strem.com/uploads/sds/sd93-3713_DE.pdf">Rubidium perchlorate, anhydrous</a></span> (PDF) bei Strem, abgerufen am 25. Dezember 2012.<span class="editoronly" style="display:none;"></span></span>
</li>
<li id="cite_note-Abegg-4"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Abegg_4-0">a</a></sup> <sup><a href="#cite_ref-Abegg_4-1">b</a></sup> <sup><a href="#cite_ref-Abegg_4-2">c</a></sup></span> <span class="reference-text">R. Abegg, F. Auerbach: <i>Handbuch der anorganischen Chemie</i>, Verlag S. Hirzel, Bd. 2, 1908. S. 431; <a rel="nofollow" class="external text" href="http://www.archive.org/stream/handbuchderanor09koppgoog#page/n451/mode/2up">Volltext</a>.</span>
</li>
<li id="cite_note-Sigma-5"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-Sigma_5-0">a</a></sup> <sup><a href="#cite_ref-Sigma_5-1">b</a></sup></span> <span class="reference-text">Datenblatt <span style="font-style:italic;"><a rel="nofollow" class="external text" href="https://www.sigmaaldrich.com/catalog/product/SIGMA/R6627">Rubidium perchlorate</a></span> bei <a href="Sigma-Aldrich" title="Sigma-Aldrich">Sigma-Aldrich</a>, abgerufen am 22. April 2011 (<a rel="nofollow" class="external text" href="https://www.sigmaaldrich.com/DE/de/sds/SIGMA/R6627?userType=anonymous">PDF</a>).<span class="editoronly" style="display:none;"></span></span>
</li>
<li id="cite_note-Seidell-6"><span class="mw-cite-backlink"><a href="#cite_ref-Seidell_6-0">↑</a></span> <span class="reference-text">Aterton Seidell: <i>Solubilities Of Organic Compounds Vol - I</i>, S. 1435; <a rel="nofollow" class="external text" href="http://www.archive.org/stream/solubilitiesofor023311mbp#page/n929/mode/2up">Volltext</a>.</span>
</li>
<li id="cite_note-Hofmann-7"><span class="mw-cite-backlink"><a href="#cite_ref-Hofmann_7-0">↑</a></span> <span class="reference-text">K. A. Hofmann: <i>Lehrbuch der anorganischen Chemie</i>, 2. Auflage 1919. Verlag F. Vieweg & Sohn, S. 439; <a rel="nofollow" class="external text" href="http://www.archive.org/stream/lehrbuchderanorg00hofmrich#page/438/mode/2up">Volltext</a>.</span>
</li>
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