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<h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Lithiumimid</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">
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Kristallstruktur
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<td colspan="2" class="hintergrundfarbe-basis" style="text-align:center;"><span typeof="mw:File"></span>
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<td colspan="2" style="text-align:center; font-size:80%;"><span style="background:#B3EE3A;border-radius: 12px;color: transparent; width: 12px; line-height:12px;display:inline-block;">_</span> <a href="Lithium" title="Lithium">Li</a><sup>+</sup> <span style="visibility:hidden;">0</span> <span style="background:#C0C0C0;border-radius: 12px;color: transparent; width: 12px; line-height:12px;display:inline-block;">_</span> <a href="Imide" title="Imide">NH</a><sup>2−</sup>
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Allgemeines
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<td style="width:33%;">Name
</td>
<td>Lithiumimid
</td></tr>
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<td><a href="Verh%C3%A4ltnisformel" title="Verhältnisformel">Verhältnisformel</a>
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<td>Li<sub>2</sub>NH
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Externe Identifikatoren/Datenbanken
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<table class="mw-collapsible mw-collapsed wikitable" data-expandtext="+" data-collapsetext="−" style="border-top:none; margin:-1px; width:calc(100% + 2px);">
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<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=12135-01-2">12135-01-2</a><span class="editoronly" style="display:none;"></span>
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<td style="border-right:1px solid #a2a9b1;"><a href="Wikidata" title="Wikidata">Wikidata</a>
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<td colspan="2"><a href="https://www.wikidata.org/wiki/Q1090011" class="extiw external" title="d:Q1090011">Q1090011</a>
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Eigenschaften
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<td><a href="Molare_Masse" title="Molare Masse">Molare Masse</a>
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<td>28,90 g·<a href="Mol" title="Mol">mol</a><sup>−1</sup>
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<td><a href="Aggregatzustand" title="Aggregatzustand">Aggregatzustand</a>
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<td>
<p>fest<sup id="cite_ref-brauer_1-0" class="reference"><a href="#cite_note-brauer-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
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<td><a href="Dichte" title="Dichte">Dichte</a>
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<p>1,48 g·cm<sup>−3</sup><sup id="cite_ref-brauer_1-1" class="reference"><a href="#cite_note-brauer-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup>
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<th colspan="2" style="background:#FFDEAD; color:#202122;">Sicherheitshinweise
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<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><br><i>keine Einstufung verfügbar</i><sup id="cite_ref-NV_2-0" class="reference"><a href="#cite_note-NV-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup>
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<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>Lithiumimid</b> ist eine anorganische <a href="Chemische_Verbindung" title="Chemische Verbindung">chemische Verbindung</a> des <a href="Lithium" title="Lithium">Lithiums</a> aus der Gruppe der <a href="Imide" title="Imide">Imide</a>.
</p>
<div class="mw-heading mw-heading2"><h2 id="Gewinnung_und_Darstellung">Gewinnung und Darstellung</h2></div>
<p>Lithiumimid bildet sich bei Erhitzung von <a href="Lithiumamid" title="Lithiumamid">Lithiumamid</a> auf 450 °C.<sup id="cite_ref-brauer_1-2" class="reference"><a href="#cite_note-brauer-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 {2LiNH2 -> Li2NH + NH3}}}">
<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>LiNH</mtext>
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<mn>2</mn>
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<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
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</msubsup>
<mo stretchy="false">⟶<!-- ⟶ --></mo>
<msubsup>
<mtext>Li</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>2</mn>
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<mrow class="MJX-TeXAtom-ORD">
<mspace width="0pt" height="0pt" depth=".2em"></mspace>
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</msubsup>
<mtext>NH</mtext>
<mo>+</mo>
<msubsup>
<mtext>NH</mtext>
<mrow class="MJX-TeXAtom-ORD">
<mn>3</mn>
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<mspace width="0pt" height="0pt" depth=".2em"></mspace>
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<annotation encoding="application/x-tex">{\displaystyle {\ce {2LiNH2 -> Li2NH + NH3}}}</annotation>
</semantics>
</math></span><img src="./_assets_/eb734a37dd21ce173a46342d1cc64c92/adaa0ce353d37cb6a7ed42bf4dc4e76164fe9dee.svg" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:27.306ex; height:2.843ex;" alt="{\displaystyle {2\,\mathrm {LiNH} {\vphantom {A}}_{\smash[{t}]{2}}{}\mathrel {\longrightarrow } {}\mathrm {Li} {\vphantom {A}}_{\smash[{t}]{2}}\mathrm {NH} {}+{}\mathrm {NH} {\vphantom {A}}_{\smash[{t}]{3}}}}" loading="lazy"></span></dd></dl>
<p>Es lässt sich auch durch Reaktion von Lithiumamid mit <a href="Lithiumhydrid" title="Lithiumhydrid">Lithiumhydrid</a> in einer <a href="Argon" title="Argon">Argonatmosphäre</a> oder mit <a href="Lithiumnitrid" title="Lithiumnitrid">Lithiumnitrid</a> gewinnen.<sup id="cite_ref-Michael_Hirscher_3-0" class="reference"><a href="#cite_note-Michael_Hirscher-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup>
</p>
<div class="mw-heading mw-heading2"><h2 id="Eigenschaften">Eigenschaften</h2></div>
<p>Lithiumimid ist ein sehr hydrolyseempfindlicher Feststoff und eine sehr starke <a href="Basen_(Chemie)" title="Basen (Chemie)">Base</a>. Er kristallisiert antiisomorph zum <a href="Calciumfluorid" title="Calciumfluorid">Calciumfluorid</a>-Typ.<sup id="cite_ref-brauer_1-3" class="reference"><a href="#cite_note-brauer-1"><span class="cite-bracket">[</span>1<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-brauer-1"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-brauer_1-0">a</a></sup> <sup><a href="#cite_ref-brauer_1-1">b</a></sup> <sup><a href="#cite_ref-brauer_1-2">c</a></sup> <sup><a href="#cite_ref-brauer_1-3">d</a></sup></span> <span class="reference-text"><a href="Georg_Brauer" title="Georg Brauer">Georg Brauer</a> (Hrsg.), unter Mitarbeit von <a href="Marianne_Baudler" title="Marianne Baudler">Marianne Baudler</a> u. a.: <i>Handbuch der Präparativen Anorganischen Chemie.</i> 3., umgearbeitete Auflage. Band I, Ferdinand Enke, Stuttgart 1975, ISBN 3-432-02328-6, S. 451.</span>
</li>
<li id="cite_note-NV-2"><span class="mw-cite-backlink"><a href="#cite_ref-NV_2-0">↑</a></span> <span class="reference-text">Dieser Stoff wurde in Bezug auf seine Gefährlichkeit entweder noch nicht eingestuft oder eine verlässliche und zitierfähige Quelle hierzu wurde noch nicht gefunden.</span>
</li>
<li id="cite_note-Michael_Hirscher-3"><span class="mw-cite-backlink"><a href="#cite_ref-Michael_Hirscher_3-0">↑</a></span> <span class="reference-text">Michael Hirscher: <cite style="font-style:italic">Handbook of Hydrogen Storage: New Materials for Future Energy Storage</cite>. John Wiley & Sons, 2010, ISBN 3-527-62981-5, <span style="white-space:nowrap">S.<span style="display:inline-block;width:.2em"> </span>168</span> (<a rel="nofollow" class="external text" href="https://books.google.de/books?id=4ga2wu26XMwC&pg=PA168#v=onepage">eingeschränkte Vorschau</a> in der Google-Buchsuche).<span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rfr_id=info:sid/de.wikipedia.org:Lithiumimid&rft.au=Michael+Hirscher&rft.btitle=Handbook+of+Hydrogen+Storage%3A+New+Materials+for+Future+Energy+Storage&rft.date=2010&rft.genre=book&rft.isbn=3527629815&rft.pages=168&rft.pub=John+Wiley+%26+Sons" style="display:none"> </span></span>
</li>
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