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<head>
<title>Praseodimio</title>
<meta name="wx_namespace" content="0"/>
<meta name="wx_pagename" content="Praseodimio"/>
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<body>
<div id="wx_article">
<wx:section level="1" title="Praseodimio" id="wxsec1"><h1 class="pagetitle" id="wx1">Praseodimio</h1>

<table border="1" cellpadding="2" cellspacing="0" align="right" style="margin-left:1em;" id="wx2">
<tr id="wx3">
<td colspan="6" id="wx4">
<table align="center" border="0" id="wx5">
<tr id="wx6">
<td colspan="2" align="center" id="wx7"><a href="/wit/Cerio" title="Cerio" wx:linktype="known" wx:pagename="Cerio" wx:page_id="1350" id="wx8">cerio</a>
<p id="wx9">– <b id="wx10">praseodimio</b> – <a href="/wit/Neodimio" title="Neodimio" wx:linktype="known" wx:pagename="Neodimio" wx:page_id="3058" id="wx11">neodimio</a></p>
</td>
</tr>

<tr id="wx12">
<td rowspan="3" id="wx13"><b id="wx14">Pr</b><br id="wx15"/>
<a href="/wit/Protoattinio" title="Protoattinio" wx:linktype="known" wx:pagename="Protoattinio" wx:page_id="3509" id="wx16">Pa</a>
<p id="wx17">  <br id="wx18"/>
 <br id="wx19"/>
 </p>
</td>
</tr>

<tr id="wx20">
<td align="center" id="wx21"><a href="/wit/Immagine:Pr-TableImage.png" title="tavola periodica, praseodimio" wx:linktype="image" wx:pagename="Immagine:Pr-TableImage.png" id="wx22"><img src="/wit/Immagine:Pr-TableImage.png" alt="tavola periodica, praseodimio" width="250" id="wx23"/></a> 

<div align="right" id="wx24"><small id="wx25"><a href="/wit/Tavola_periodica" title="Tavola periodica" wx:linktype="known" wx:pagename="Tavola_periodica" wx:page_id="4224" id="wx26">Tavola periodica</a></small></div>
</td>
</tr>
</table>
</td>
</tr>

<tr id="wx27">
<th colspan="6" align="center" bgcolor="#ffbfff" id="wx28"><b id="wx29">Generalità</b> </th>
</tr>

<tr id="wx30">
<td colspan="3" id="wx31"><a href="/wit/Elemento_chimico" title="Elemento chimico" wx:linktype="known" wx:pagename="Elemento_chimico" wx:page_id="1736" id="wx32">Nome</a>
<p id="wx33">, Simbolo, Numero atomico</p>
</td>
<td colspan="3" id="wx34">
<p id="wx35">praseodimio, Pr, 59</p>
</td>
</tr>

<tr id="wx36">
<td colspan="3" id="wx37"><a href="/wit/Serie_chimica" title="Serie chimica" wx:linktype="known" wx:pagename="Serie_chimica" wx:page_id="103059" id="wx38">Serie chimica</a> </td>
<td colspan="3" id="wx39"><a href="/wit/Lantanidi" title="Lantanidi" wx:linktype="known" wx:pagename="Lantanidi" wx:page_id="31806" id="wx40">lantanidi</a> </td>
</tr>

<tr id="wx41">
<td colspan="3" id="wx42"><a href="/wit/Gruppo_della_tavola_periodica" title="Gruppo della tavola periodica" wx:linktype="known" wx:pagename="Gruppo_della_tavola_periodica" wx:page_id="2200" id="wx43">Gruppo</a>
<p id="wx44">, <a href="/wit/Periodo_della_tavola_periodica" title="Periodo della tavola periodica" wx:linktype="known" wx:pagename="Periodo_della_tavola_periodica" wx:page_id="31789" id="wx45">Periodo</a>, <a href="/wit/Blocco_della_tavola_periodica" title="Blocco della tavola periodica" wx:linktype="known" wx:pagename="Blocco_della_tavola_periodica" wx:page_id="108077" id="wx46">Blocco</a></p>
</td>
<td colspan="3" id="wx47">
<p id="wx48">--, <a href="/wit/Elementi_del_periodo_6" title="Elementi del periodo 6" wx:linktype="known" wx:pagename="Elementi_del_periodo_6" wx:page_id="31799" id="wx49">6</a>, <a href="/wit/Orbitale" title="Orbitale" wx:linktype="known" wx:pagename="Orbitale" wx:page_id="41205" id="wx50">f</a></p>
</td>
</tr>

<tr id="wx51">
<td colspan="3" id="wx52"><a href="/wit/Densit%C3%A0" title="Densità" wx:linktype="known" wx:pagename="Densità" wx:page_id="371048" id="wx53">Densità</a>
<p id="wx54">, <a href="/wit/Scala_di_Mohs" title="Scala di Mohs" wx:linktype="known" wx:pagename="Scala_di_Mohs" wx:page_id="9392" id="wx55">Durezza</a></p>
</td>
<td colspan="3" id="wx56">
<p id="wx57">6640 kg/m<sup id="wx58">3</sup>, n.d.</p>
</td>
</tr>

<tr id="wx59">
<td colspan="3" id="wx60"><a href="/wit/Colore" title="Colore" wx:linktype="known" wx:pagename="Colore" wx:page_id="15482" id="wx61">Aspetto</a> </td>
<td colspan="3" align="center" id="wx62">
<p id="wx63">bianco-giallastro argenteo<br id="wx64"/>
<a href="/wit/Immagine:Pr%2C59.jpg" title="aspetto del praseodimio" wx:linktype="image" wx:pagename="Immagine:Pr,59.jpg" id="wx65"><img src="/wit/Immagine:Pr%2C59.jpg" alt="aspetto del praseodimio" width="125" id="wx66"/></a></p>
</td>
</tr>

<tr id="wx67">
<th colspan="6" align="center" bgcolor="#ffbfff" id="wx68"><b id="wx69">Proprietà atomiche</b> </th>
</tr>

<tr id="wx70">
<td colspan="3" id="wx71"><a href="/wit/Peso_atomico" title="Peso atomico" wx:linktype="known" wx:pagename="Peso_atomico" wx:page_id="3280" id="wx72">Peso atomico</a> </td>
<td colspan="3" id="wx73">
<p id="wx74">140,90765 <a href="/wit/Unit%C3%A0_di_massa_atomica" title="Unità di massa atomica" wx:linktype="known" wx:pagename="Unità_di_massa_atomica" wx:page_id="63420" id="wx75">amu</a></p>
</td>
</tr>

<tr id="wx76">
<td colspan="3" id="wx77"><a href="/wit/Raggio_atomico" title="Raggio atomico" wx:linktype="known" wx:pagename="Raggio_atomico" wx:page_id="22368" id="wx78">Raggio atomico</a>
<p id="wx79">(calc.)</p>
</td>
<td colspan="3" id="wx80">
<p id="wx81">185 (247) <a href="/wit/Picometro" title="Picometro" wx:linktype="known" wx:pagename="Picometro" wx:page_id="94735" id="wx82">pm</a></p>
</td>
</tr>

<tr id="wx83">
<td colspan="3" id="wx84"><a href="/wit/Raggio_covalente" title="Raggio covalente" wx:linktype="known" wx:pagename="Raggio_covalente" wx:page_id="87635" id="wx85">Raggio covalente</a> </td>
<td colspan="3" id="wx86">
<p id="wx87">165 pm</p>
</td>
</tr>

<tr id="wx88">
<td colspan="3" id="wx89"><a href="/wit/Raggio_di_van_der_Waals" title="Raggio di van der Waals" wx:linktype="known" wx:pagename="Raggio_di_van_der_Waals" wx:page_id="79843" id="wx90">Raggio di van der Waals</a> </td>
<td colspan="3" id="wx91">
<p id="wx92">nessun dato</p>
</td>
</tr>

<tr id="wx93">
<td colspan="3" id="wx94"><a href="/wit/Configurazione_elettronica" title="Configurazione elettronica" wx:linktype="known" wx:pagename="Configurazione_elettronica" wx:page_id="10718" id="wx95">Configurazione elettronica</a> </td>
<td colspan="3" id="wx96">
<p id="wx97">[<a href="/wit/Xeno" title="Xeno" wx:linktype="known" wx:pagename="Xeno" wx:page_id="4611" id="wx98">Xe</a>]6s<sup id="wx99">2</sup>4f<sup id="wx100">3</sup></p>
</td>
</tr>

<tr id="wx101">
<td colspan="3" id="wx102">
<p id="wx103">elettroni (<a href="/wit/Elettrone" title="Elettrone" wx:linktype="known" wx:pagename="Elettrone" wx:page_id="1770" id="wx104">e<sup id="wx105">-</sup></a>) per <a href="/wit/Livello_energetico" title="Livello energetico" wx:linktype="known" wx:pagename="Livello_energetico" wx:page_id="109621" id="wx106">livello energetico</a></p>
</td>
<td colspan="3" id="wx107">
<p id="wx108">2, 8, 18, 21, 8, 2</p>
</td>
</tr>

<tr id="wx109">
<td colspan="3" id="wx110"><a href="/wit/Numero_di_ossidazione" title="Numero di ossidazione" wx:linktype="known" wx:pagename="Numero_di_ossidazione" wx:page_id="52123" id="wx111">Stati di ossidazione</a> </td>
<td colspan="3" id="wx112">
<p id="wx113">3 (debolmente <a href="/wit/Base_%28chimica%29" title="Base (chimica)" wx:linktype="known" wx:pagename="Base_(chimica)" wx:page_id="45864" id="wx114">basico</a>)</p>
</td>
</tr>

<tr id="wx115">
<td colspan="3" id="wx116"><a href="/wit/Struttura_cristallina" title="Struttura cristallina" wx:linktype="known" wx:pagename="Struttura_cristallina" wx:page_id="258060" id="wx117">Struttura cristallina</a> </td>
<td colspan="3" id="wx118">
<p id="wx119">esagonale</p>
</td>
</tr>

<tr id="wx120">
<th colspan="6" align="center" bgcolor="#ffbfff" id="wx121"><b id="wx122">Proprietà fisiche</b> </th>
</tr>

<tr id="wx123">
<td colspan="3" id="wx124">
<p id="wx125">Stato a temperatura ambiente</p>
</td>
<td colspan="3" id="wx126">
<p id="wx127">solido</p>
</td>
</tr>

<tr id="wx128">
<td colspan="3" id="wx129"><a href="/wit/Punto_di_fusione" title="Punto di fusione" wx:linktype="known" wx:pagename="Punto_di_fusione" wx:page_id="33365" id="wx130">Punto di fusione</a> </td>
<td colspan="3" id="wx131">
<p id="wx132">1204 <a href="/wit/Kelvin" title="Kelvin" wx:linktype="known" wx:pagename="Kelvin" wx:page_id="8780" id="wx133">K</a> (931°<a href="/wit/Celsius" title="Celsius" wx:linktype="known" wx:pagename="Celsius" wx:page_id="38548" id="wx134">C</a>)</p>
</td>
</tr>

<tr id="wx135">
<td colspan="3" id="wx136"><a href="/wit/Punto_di_ebollizione" title="Punto di ebollizione" wx:linktype="known" wx:pagename="Punto_di_ebollizione" wx:page_id="33374" id="wx137">Punto di ebollizione</a> </td>
<td colspan="3" id="wx138">
<p id="wx139">3793 K (3520°F)</p>
</td>
</tr>

<tr id="wx140">
<td colspan="3" id="wx141"><a href="/wit/Volume_molare" title="Volume molare" wx:linktype="known" wx:pagename="Volume_molare" wx:page_id="59977" id="wx142">Volume molare</a> </td>
<td colspan="3" id="wx143"><wx:template id="wx_t1" pagename="Template:Exp" page_id="79756"/>
<p id="wx144">20,8<small id="wx145"> </small> <a href="/wit/Notazione_scientifica" title="Notazione scientifica" wx:linktype="known" wx:pagename="Notazione_scientifica" wx:page_id="41866" id="wx146">·<small id="wx147"> </small> 10</a><sup id="wx148">-6</sup><wx:templateend start="wx_t1"/> m<sup id="wx149">3</sup>/mol</p>
</td>
</tr>

<tr id="wx150">
<td colspan="3" id="wx151"><a href="/wit/Calore_di_evaporazione" title="Calore di evaporazione" wx:linktype="known" wx:pagename="Calore_di_evaporazione" wx:page_id="110189" id="wx152">Calore di evaporazione</a> </td>
<td colspan="3" id="wx153">
<p id="wx154">296,8 <a href="/wit/Kilojoule_per_mole" title="Kilojoule per mole" wx:linktype="known" wx:pagename="Kilojoule_per_mole" wx:page_id="260364" id="wx155">kJ/mol</a></p>
</td>
</tr>

<tr id="wx156">
<td colspan="3" id="wx157"><a href="/wit/Calore_di_fusione" title="Calore di fusione" wx:linktype="known" wx:pagename="Calore_di_fusione" wx:page_id="103053" id="wx158">Calore di fusione</a> </td>
<td colspan="3" id="wx159">
<p id="wx160">6,89 kJ/mol</p>
</td>
</tr>

<tr id="wx161">
<td colspan="3" id="wx162"><a href="/wit/Tensione_di_vapore" title="Tensione di vapore" wx:linktype="known" wx:pagename="Tensione_di_vapore" wx:page_id="79983" id="wx163">Tensione di vapore</a> </td>
<td colspan="3" id="wx164"><wx:template id="wx_t2" pagename="Template:Exp" page_id="79756"/>
<p id="wx165">1,33<small id="wx166"> </small> <a href="/wit/Notazione_scientifica" title="Notazione scientifica" wx:linktype="known" wx:pagename="Notazione_scientifica" wx:page_id="41866" id="wx167">·<small id="wx168"> </small> 10</a><sup id="wx169">-6</sup><wx:templateend start="wx_t2"/> <a href="/wit/Pascal" title="Pascal" wx:linktype="known" wx:pagename="Pascal" wx:page_id="107253" id="wx170">Pa</a> a 1070 K</p>
</td>
</tr>

<tr id="wx171">
<td colspan="3" id="wx172"><a href="/wit/Velocit%C3%A0_del_suono" title="Velocità del suono" wx:linktype="known" wx:pagename="Velocità_del_suono" wx:page_id="33570" id="wx173">Velocità del suono</a> </td>
<td colspan="3" id="wx174">
<p id="wx175">2280 m/s a 293,15 K</p>
</td>
</tr>

<tr id="wx176">
<th colspan="6" align="center" bgcolor="#ffbfff" id="wx177"><b id="wx178">Varie</b> </th>
</tr>

<tr id="wx179">
<td colspan="3" id="wx180"><a href="/wit/Elettronegativit%C3%A0" title="Elettronegatività" wx:linktype="known" wx:pagename="Elettronegatività" wx:page_id="24908" id="wx181">Elettronegatività</a> </td>
<td colspan="3" id="wx182">
<p id="wx183">1,13 (<a href="/wit/Scala_di_Pauling" title="Scala di Pauling" wx:linktype="known" wx:pagename="Scala_di_Pauling" wx:page_id="104148" id="wx184">scala di Pauling</a>)</p>
</td>
</tr>

<tr id="wx185">
<td colspan="3" id="wx186"><a href="/wit/Calore_specifico" title="Calore specifico" wx:linktype="known" wx:pagename="Calore_specifico" wx:page_id="37011" id="wx187">Calore specifico</a> </td>
<td colspan="3" id="wx188">
<p id="wx189">193 <a href="/wit/Joule_per_chilogrammo-kelvin" title="Joule per chilogrammo-kelvin" wx:linktype="known" wx:pagename="Joule_per_chilogrammo-kelvin" wx:page_id="460588" id="wx190">J/(kg*K)</a></p>
</td>
</tr>

<tr id="wx191">
<td colspan="3" id="wx192"><a href="/wit/Conducibilit%C3%A0_elettrica" title="Conducibilità elettrica" wx:linktype="known" wx:pagename="Conducibilità_elettrica" wx:page_id="88296" id="wx193">Conducibilità elettrica</a> </td>
<td colspan="3" id="wx194"><wx:template id="wx_t3" pagename="Template:Exp" page_id="79756"/>
<p id="wx195">1,48<small id="wx196"> </small> <a href="/wit/Notazione_scientifica" title="Notazione scientifica" wx:linktype="known" wx:pagename="Notazione_scientifica" wx:page_id="41866" id="wx197">·<small id="wx198"> </small> 10</a><sup id="wx199">6</sup><wx:templateend start="wx_t3"/>/m <a href="/wit/Ohm" title="Ohm" wx:linktype="known" wx:pagename="Ohm" wx:page_id="38959" id="wx200">ohm</a></p>
</td>
</tr>

<tr id="wx201">
<td colspan="3" id="wx202"><a href="/wit/Conducibilit%C3%A0_termica" title="Conducibilità termica" wx:linktype="known" wx:pagename="Conducibilità_termica" wx:page_id="77167" id="wx203">Conducibilità termica</a> </td>
<td colspan="3" id="wx204">
<p id="wx205">12,5 <a href="/wit/Watt_per_metro-kelvin" title="Watt per metro-kelvin" wx:linktype="known" wx:pagename="Watt_per_metro-kelvin" wx:page_id="260372" id="wx206">W/(m*K)</a></p>
</td>
</tr>

<tr id="wx207">
<td colspan="3" id="wx208"><a href="/wit/Energia_di_ionizzazione" title="Energia di ionizzazione" wx:linktype="known" wx:pagename="Energia_di_ionizzazione" wx:page_id="9667" id="wx209">Energia di prima ionizzazione</a> </td>
<td colspan="3" id="wx210">
<p id="wx211">527 kJ/mol</p>
</td>
</tr>

<tr id="wx212">
<td colspan="3" id="wx213">
<p id="wx214">Energia di seconda ionizzazione</p>
</td>
<td colspan="3" id="wx215">
<p id="wx216">1020 kJ/mol</p>
</td>
</tr>

<tr id="wx217">
<td colspan="3" id="wx218">
<p id="wx219">Energia di terza ionizzazione</p>
</td>
<td colspan="3" id="wx220">
<p id="wx221">2086 kJ/mol</p>
</td>
</tr>

<tr id="wx222">
<td colspan="3" id="wx223">
<p id="wx224">Energia di quarta ionizzazione</p>
</td>
<td colspan="3" id="wx225">
<p id="wx226">3761 kJ/mol</p>
</td>
</tr>

<tr id="wx227">
<th colspan="6" align="center" bgcolor="#ffbfff" id="wx228"><b id="wx229">Isotopi più stabili</b> </th>
</tr>

<tr id="wx230">
<th id="wx231">
<p id="wx232">iso</p>
</th>
<th id="wx233">
<p id="wx234">NA</p>
</th>
<th id="wx235">
<p id="wx236">TD</p>
</th>
<th id="wx237">
<p id="wx238">DM</p>
</th>
<th id="wx239">
<p id="wx240">DE</p>
</th>
<th id="wx241">
<p id="wx242">DP</p>
</th>
</tr>

<tr id="wx243">
<td id="wx244"><sup id="wx245">141</sup>
<p id="wx246">Pr</p>
</td>
<td id="wx247">
<p id="wx248">100%</p>
</td>
<td colspan="4" id="wx249">
<p id="wx250">Pr è stabile con 82 <a href="/wit/Neutrone" title="Neutrone" wx:linktype="known" wx:pagename="Neutrone" wx:page_id="8718" id="wx251">neutroni</a></p>
</td>
</tr>

<tr id="wx252">
<td rowspan="2" id="wx253"><sup id="wx254">142</sup>
<p id="wx255">Pr</p>
</td>
<td rowspan="2" id="wx256"><a href="/wit/Radioisotopo_sintetico" class="new" title="Radioisotopo sintetico" wx:linktype="unknown" wx:pagename="Radioisotopo_sintetico" id="wx257">sintetico</a> </td>
<td rowspan="2" id="wx258">
<p id="wx259">19,12 ore</p>
</td>
<td id="wx260"><a href="/wit/Decadimento_beta" title="Decadimento beta" wx:linktype="known" wx:pagename="Decadimento_beta" wx:page_id="37545" id="wx261">β<sup id="wx262">-</sup></a> </td>
<td id="wx263">
<p id="wx264">2,162 MeV</p>
</td>
<td id="wx265"><sup id="wx266">142</sup><a href="/wit/Neodimio" title="Neodimio" wx:linktype="known" wx:pagename="Neodimio" wx:page_id="3058" id="wx267">Nd</a> </td>
</tr>

<tr id="wx268">
<td id="wx269"><a href="/wit/Cttura_elettronica" class="new" title="Cttura elettronica" wx:linktype="unknown" wx:pagename="Cttura_elettronica" id="wx270">ε</a> </td>
<td id="wx271">
<p id="wx272">0,745 MeV</p>
</td>
<td id="wx273"><sup id="wx274">142</sup><a href="/wit/Cerio" title="Cerio" wx:linktype="known" wx:pagename="Cerio" wx:page_id="1350" id="wx275">Ce</a> </td>
</tr>

<tr id="wx276">
<td id="wx277"><sup id="wx278">143</sup>
<p id="wx279">Pr</p>
</td>
<td id="wx280">
<p id="wx281">sintetico</p>
</td>
<td id="wx282">
<p id="wx283">13,57 giorni</p>
</td>
<td id="wx284">
<p id="wx285">β<sup id="wx286">-</sup></p>
</td>
<td id="wx287">
<p id="wx288">0,934 MeV</p>
</td>
<td id="wx289"><sup id="wx290">143</sup>
<p id="wx291">Nd</p>
</td>
</tr>

<tr id="wx292">
<th colspan="6" align="center" bgcolor="#ffbfff" id="wx293">
<p id="wx294"><small id="wx295">iso = <a href="/wit/Isotopo" title="Isotopo" wx:linktype="known" wx:pagename="Isotopo" wx:page_id="2326" id="wx296">isotopo</a><br id="wx297"/>
NA = abbondanza in natura<br id="wx298"/>
TD = <a href="/wit/Emivita" title="Emivita" wx:linktype="known" wx:pagename="Emivita" wx:page_id="780086" id="wx299">tempo di dimezzamento</a><br id="wx300"/>
DM = modalità di decadimento<br id="wx301"/>
DE = energia di decadimento in MeV<br id="wx302"/>
DP = prodotto del decadimento</small></p>
</th>
</tr>
</table>

<p id="wx303">Il <b id="wx304">praseodimio</b> è l'<a href="/wit/Elemento_%28chimico%29" title="Elemento (chimico)" wx:linktype="known" wx:pagename="Elemento_(chimico)" wx:page_id="31691" id="wx305">elemento chimico</a> di <a href="/wit/Numero_atomico" title="Numero atomico" wx:linktype="known" wx:pagename="Numero_atomico" wx:page_id="827370" id="wx306">numero atomico</a> 59. Il suo simbolo è <b id="wx307">Pr</b>.</p>

<div id="wx_toc"/>

<a id="Caratteristiche" name="Caratteristiche"/>
<wx:section level="2" title="Caratteristiche" id="wxsec2"><h2 id="wx308">Caratteristiche</h2>

<p id="wx309">Il praseodimio è un metallo tenero di colore argenteo appartenente al gruppo dei <a href="/wit/Lantanidi" title="Lantanidi" wx:linktype="known" wx:pagename="Lantanidi" wx:page_id="31806" id="wx310">lantanidi</a>.</p>

<p id="wx311">Esposto all'<a href="/wit/Aria" title="Aria" wx:linktype="known" wx:pagename="Aria" wx:page_id="75677" id="wx312">aria</a> subisce <a href="/wit/Ossidazione" title="Ossidazione" wx:linktype="known" wx:pagename="Ossidazione" wx:page_id="52181" id="wx313">ossidazione</a> e si copre di una patina di ossido verde che lo preserva dall'ulteriore corrosione. Questo lo rende in qualche modo più resistente alla corrosione degli analoghi <a href="/wit/Europio" title="Europio" wx:linktype="known" wx:pagename="Europio" wx:page_id="1759" id="wx314">europio</a>, <a href="/wit/Lantanio" title="Lantanio" wx:linktype="known" wx:pagename="Lantanio" wx:page_id="2624" id="wx315">lantanio</a>, <a href="/wit/Cerio" title="Cerio" wx:linktype="known" wx:pagename="Cerio" wx:page_id="1350" id="wx316">cerio</a> e <a href="/wit/Neodimio" title="Neodimio" wx:linktype="known" wx:pagename="Neodimio" wx:page_id="3058" id="wx317">neodimio</a>.</p>

<p id="wx318">Viene generalmente conservato in recipienti ermetici o immerso in olio minerale.</p>

<a id="Applicazioni" name="Applicazioni"/>
</wx:section><wx:section level="2" title="Applicazioni" id="wxsec3"><h2 id="wx319">Applicazioni</h2>

<p id="wx320">Usi del praseodimio:</p>

<ul id="wx321">
<li id="wx322">
<p id="wx323">Come agente <a href="/wit/Lega_%28metallurgia%29" title="Lega (metallurgia)" wx:linktype="known" wx:pagename="Lega_(metallurgia)" wx:page_id="63161" id="wx324">legante</a> del <a href="/wit/Magnesio" title="Magnesio" wx:linktype="known" wx:pagename="Magnesio" wx:page_id="2845" id="wx325">magnesio</a> per creare leghe ad alta resistenza usate nei motori d'aereo.</p>
</li>

<li id="wx326">
<p id="wx327">Il praseodimio forma il nucleo delle luci ad arco usate nell'<a href="/wit/Cinema" title="Cinema" wx:linktype="known" wx:pagename="Cinema" wx:page_id="1563717" id="wx328">industria cinematografica</a> per l'illuminazione dei <a href="/wit/Teatro_di_posa" class="new" title="Teatro di posa" wx:linktype="unknown" wx:pagename="Teatro_di_posa" id="wx329">teatri di posa</a> e lampade per proiettori.</p>
</li>

<li id="wx330">
<p id="wx331">I composti del praseodimio si usano per conferire al <a href="/wit/Vetro" title="Vetro" wx:linktype="known" wx:pagename="Vetro" wx:page_id="84501" id="wx332">vetro</a> e agli <a href="/wit/Smalto" title="Smalto" wx:linktype="known" wx:pagename="Smalto" wx:page_id="1724108" id="wx333">smalti</a> un colore giallo.</p>
</li>

<li id="wx334">
<p id="wx335">Il praseodimio è un componente del vetro al <a href="/wit/Didimio" class="new" title="Didimio" wx:linktype="unknown" wx:pagename="Didimio" id="wx336">didimio</a>, che serve per alcuni tipi di occhiali per <a href="/wit/Saldatura" title="Saldatura" wx:linktype="known" wx:pagename="Saldatura" wx:page_id="471271" id="wx337">saldatori</a> e soffiatori di vetro.</p>
</li>
</ul>

<a id="Storia" name="Storia"/>
</wx:section><wx:section level="2" title="Storia" id="wxsec4"><h2 id="wx338">Storia</h2>

<p id="wx339">Il nome praseodimio viene dal greco <i id="wx340">prasios</i>, verde e <i id="wx341">didymos</i>, gemello.</p>

<p id="wx342">Nel <a href="/wit/1841" title="1841" wx:linktype="known" wx:pagename="1841" wx:page_id="5366" id="wx343">1841</a>, il chimico <a href="/wit/Svezia" title="Svezia" wx:linktype="known" wx:pagename="Svezia" wx:page_id="4069" id="wx344">svedese</a> <a href="/wit/Carl_Gustaf_Mosander" class="new" title="Carl Gustaf Mosander" wx:linktype="unknown" wx:pagename="Carl_Gustaf_Mosander" id="wx345">Carl Gustaf Mosander</a> estrasse la terra rara <a href="/wit/Didimio" class="new" title="Didimio" wx:linktype="unknown" wx:pagename="Didimio" id="wx346">didimio</a> da un minerale di lantanio. Nel <a href="/wit/1874" title="1874" wx:linktype="known" wx:pagename="1874" wx:page_id="4880" id="wx347">1874</a>, <a href="/wit/Per_Theodor_Cleve" title="Per Theodor Cleve" wx:linktype="known" wx:pagename="Per_Theodor_Cleve" wx:page_id="1458698" id="wx348">Per Theodor Cleve</a> concluse che il didimio era in realtà una miscela di due elementi, e nel <a href="/wit/1879" title="1879" wx:linktype="known" wx:pagename="1879" wx:page_id="4873" id="wx349">1879</a>, <a href="/wit/Paul_Emile_Lecoq_de_Boisbaudran" title="Paul Emile Lecoq de Boisbaudran" wx:linktype="known" wx:pagename="Paul_Emile_Lecoq_de_Boisbaudran" wx:page_id="246668" id="wx350">Paul Emile Lecoq de Boisbaudran</a> isolò una nuova terra, il <a href="/wit/Samario" title="Samario" wx:linktype="known" wx:pagename="Samario" wx:page_id="4048" id="wx351">Samario</a>, dal didimio ottenuto dal minerale <a href="/wit/Samarskite" title="Samarskite" wx:linktype="known" wx:pagename="Samarskite" wx:page_id="596710" id="wx352">samarskite</a>. Nel <a href="/wit/1885" title="1885" wx:linktype="known" wx:pagename="1885" wx:page_id="4867" id="wx353">1885</a> il chimico <a href="/wit/Austria" title="Austria" wx:linktype="known" wx:pagename="Austria" wx:page_id="140" id="wx354">austriaco</a> barone <a href="/wit/C._F._Auer_von_Welsbach" class="new" title="C. F. Auer von Welsbach" wx:linktype="unknown" wx:pagename="C._F._Auer_von_Welsbach" id="wx355">C. F. Auer von Welsbach</a> separò il didimio in due elementi, praseodimio e <a href="/wit/Neodimio" title="Neodimio" wx:linktype="known" wx:pagename="Neodimio" wx:page_id="3058" id="wx356">neodimio</a>, che davano sali di colori diversi.</p>

<a id="Disponibilit.C3.A0" name="Disponibilit.C3.A0"/>
</wx:section><wx:section level="2" title="Disponibilità" id="wxsec5"><h2 id="wx357">Disponibilità</h2>

<p id="wx358">Il praseodimio si trova nei minerali di terre rare <a href="/wit/Monazite" title="Monazite" wx:linktype="known" wx:pagename="Monazite" wx:page_id="847616" id="wx359">monazite</a> e <a href="/wit/Bastnasite" class="new" title="Bastnasite" wx:linktype="unknown" wx:pagename="Bastnasite" id="wx360">bastnasite</a>, e può essere recuperato da queste con un processo di <a href="/wit/Scambio_ionico" class="new" title="Scambio ionico" wx:linktype="unknown" wx:pagename="Scambio_ionico" id="wx361">scambio ionico</a>. Il praseodimio costituisce inoltre il 5% circa del <a href="/wit/Mischmetal" title="Mischmetal" wx:linktype="known" wx:pagename="Mischmetal" wx:page_id="86956" id="wx362">mischmetal</a>.</p>

<a id="Composti" name="Composti"/>
</wx:section><wx:section level="2" title="Composti" id="wxsec6"><h2 id="wx363">Composti</h2>

<p id="wx364">I composti del praseodimio includono:</p>

<p id="wx365"><a href="/wit/Fluoro" title="Fluoro" wx:linktype="known" wx:pagename="Fluoro" wx:page_id="109478" id="wx366">Fluoruri</a></p>

<ul id="wx367">
<li id="wx368"><a href="/wit/Praseodimio_%28II%29_fluoruro" class="new" title="Praseodimio (II) fluoruro" wx:linktype="unknown" wx:pagename="Praseodimio_(II)_fluoruro" id="wx369">PrF<sub id="wx370">2</sub></a>
<p id="wx371">; <a href="/wit/Praseodimio_%28III%29_fluoruro" class="new" title="Praseodimio (III) fluoruro" wx:linktype="unknown" wx:pagename="Praseodimio_(III)_fluoruro" id="wx372">PrF<sub id="wx373">3</sub></a>; <a href="/wit/Praseodimio_%28IV%29_fluoruro" class="new" title="Praseodimio (IV) fluoruro" wx:linktype="unknown" wx:pagename="Praseodimio_(IV)_fluoruro" id="wx374">PrF<sub id="wx375">4</sub></a></p>
</li>
</ul>

<p id="wx376"><a href="/wit/Cloro" title="Cloro" wx:linktype="known" wx:pagename="Cloro" wx:page_id="1346" id="wx377">Cloruri</a></p>

<ul id="wx378">
<li id="wx379"><a href="/wit/Praseodimio%28III%29_cloruro" class="new" title="Praseodimio(III) cloruro" wx:linktype="unknown" wx:pagename="Praseodimio(III)_cloruro" id="wx380">PrCl<sub id="wx381">3</sub></a></li>
</ul>

<p id="wx382"><a href="/wit/Bromo" title="Bromo" wx:linktype="known" wx:pagename="Bromo" wx:page_id="724" id="wx383">Bromuri</a></p>

<ul id="wx384">
<li id="wx385"><a href="/wit/Praseodimio_%28III%29_bromuro" class="new" title="Praseodimio (III) bromuro" wx:linktype="unknown" wx:pagename="Praseodimio_(III)_bromuro" id="wx386">PrBr<sub id="wx387">3</sub></a>
<p id="wx388">; <a href="/wit/Praseodimio_bromuro" class="new" title="Praseodimio bromuro" wx:linktype="unknown" wx:pagename="Praseodimio_bromuro" id="wx389">Pr<sub id="wx390">2</sub>Br<sub id="wx391">5</sub></a></p>
</li>
</ul>

<p id="wx392"><a href="/wit/Iodio" title="Iodio" wx:linktype="known" wx:pagename="Iodio" wx:page_id="2344" id="wx393">Ioduri</a></p>

<ul id="wx394">
<li id="wx395"><a href="/wit/Praseodimio_%28II%29_ioduro" class="new" title="Praseodimio (II) ioduro" wx:linktype="unknown" wx:pagename="Praseodimio_(II)_ioduro" id="wx396">PrI<sub id="wx397">2</sub></a>
<p id="wx398">; <a href="/wit/Praseodimio_%28III%29_ioduro" class="new" title="Praseodimio (III) ioduro" wx:linktype="unknown" wx:pagename="Praseodimio_(III)_ioduro" id="wx399">PrI<sub id="wx400">3</sub></a>; <a href="/wit/Praseodimio_ioduro" class="new" title="Praseodimio ioduro" wx:linktype="unknown" wx:pagename="Praseodimio_ioduro" id="wx401">Pr<sub id="wx402">2</sub>I<sub id="wx403">5</sub></a></p>
</li>
</ul>

<p id="wx404"><a href="/wit/Ossigeno" title="Ossigeno" wx:linktype="known" wx:pagename="Ossigeno" wx:page_id="3142" id="wx405">Ossidi</a></p>

<ul id="wx406">
<li id="wx407"><a href="/wit/Praseodimio_%28IV%29_ossido" class="new" title="Praseodimio (IV) ossido" wx:linktype="unknown" wx:pagename="Praseodimio_(IV)_ossido" id="wx408">PrO<sub id="wx409">2</sub></a>
<p id="wx410">; <a href="/wit/Praseodimio_%28III%29_ossido" class="new" title="Praseodimio (III) ossido" wx:linktype="unknown" wx:pagename="Praseodimio_(III)_ossido" id="wx411">Pr<sub id="wx412">2</sub>O<sub id="wx413">3</sub></a></p>
</li>
</ul>

<p id="wx414"><a href="/wit/Zolfo" title="Zolfo" wx:linktype="known" wx:pagename="Zolfo" wx:page_id="4655" id="wx415">Solfuri</a></p>

<ul id="wx416">
<li id="wx417"><a href="/wit/Praseodimio_%28II%29_solfuro" class="new" title="Praseodimio (II) solfuro" wx:linktype="unknown" wx:pagename="Praseodimio_(II)_solfuro" id="wx418">PrS</a>
<p id="wx419">; <a href="/wit/Praseodimio_%28III%29_solfuro" class="new" title="Praseodimio (III) solfuro" wx:linktype="unknown" wx:pagename="Praseodimio_(III)_solfuro" id="wx420">Pr<sub id="wx421">2</sub>S<sub id="wx422">3</sub></a></p>
</li>
</ul>

<p id="wx423"><a href="/wit/Selenio" title="Selenio" wx:linktype="known" wx:pagename="Selenio" wx:page_id="4014" id="wx424">Selenuri</a></p>

<ul id="wx425">
<li id="wx426"><a href="/wit/Praseodimio_%28II%29_selenuro" class="new" title="Praseodimio (II) selenuro" wx:linktype="unknown" wx:pagename="Praseodimio_(II)_selenuro" id="wx427">PrSe</a></li>
</ul>

<p id="wx428"><a href="/wit/Tellurio" title="Tellurio" wx:linktype="known" wx:pagename="Tellurio" wx:page_id="61755" id="wx429">Tellururi</a></p>

<ul id="wx430">
<li id="wx431"><a href="/wit/Praseodimio_%28II%29_tellururo" class="new" title="Praseodimio (II) tellururo" wx:linktype="unknown" wx:pagename="Praseodimio_(II)_tellururo" id="wx432">PrTe</a>
<p id="wx433">; <a href="/wit/Praseodimio_%28III%29_tellururo" class="new" title="Praseodimio (III) tellururo" wx:linktype="unknown" wx:pagename="Praseodimio_(III)_tellururo" id="wx434">Pr<sub id="wx435">2</sub>Te<sub id="wx436">3</sub></a></p>
</li>
</ul>

<p id="wx437"><a href="/wit/Azoto" title="Azoto" wx:linktype="known" wx:pagename="Azoto" wx:page_id="373" id="wx438">Nitruri</a></p>

<ul id="wx439">
<li id="wx440"><a href="/wit/Praseodimio_nitruro" class="new" title="Praseodimio nitruro" wx:linktype="unknown" wx:pagename="Praseodimio_nitruro" id="wx441">PrN</a></li>
</ul>

<a id="Isotopi" name="Isotopi"/>
</wx:section><wx:section level="2" title="Isotopi" id="wxsec7"><h2 id="wx442">Isotopi</h2>

<p id="wx443">Il praseodimio in natura è composto di un solo <a href="/wit/Isotopo" title="Isotopo" wx:linktype="known" wx:pagename="Isotopo" wx:page_id="2326" id="wx444">isotopo</a> stabile, il <sub id="wx445">141</sub>Pr. Sono stati trovati o sintetizzati 38 <a href="/wit/Radioisotopo" title="Radioisotopo" wx:linktype="known" wx:pagename="Radioisotopo" wx:page_id="871544" id="wx446">radioisotopi</a>, di cui i più stabili sono il <sub id="wx447">143</sub>Pr con <a href="/wit/Emivita" title="Emivita" wx:linktype="known" wx:pagename="Emivita" wx:page_id="780086" id="wx448">emivita</a> di 13,57 giorni e il <sub id="wx449">142</sub>Pr con emivita di 19,12 ore. Tutti gli altri isotopi <a href="/wit/Radioattivit%C3%A0" title="Radioattività" wx:linktype="known" wx:pagename="Radioattività" wx:page_id="67411" id="wx450">radioattivi</a> hanno emivite di poche ore, e la maggior parte non arriva a un minuto. Questo elemento ha anche sei <a href="/wit/Stati_meta" class="new" title="Stati meta" wx:linktype="unknown" wx:pagename="Stati_meta" id="wx451">stati meta</a> di cui i più stabili sono il <sub id="wx452">138m</sub>Pr (t<sub id="wx453">½</sub> 2,12 ore), <sub id="wx454">142m</sub>Pr (t<sub id="wx455">½</sub> 14,6 minuti) e <sub id="wx456">134m</sub>Pr (t<sub id="wx457">½</sub> 11 minuti).</p>

<p id="wx458">Gli isotopi di praseodimio hanno un <a href="/wit/Peso_atomico" title="Peso atomico" wx:linktype="known" wx:pagename="Peso_atomico" wx:page_id="3280" id="wx459">peso atomico</a> che va da 120,955 <a href="/wit/Unit%C3%A0_di_massa_atomica" title="Unità di massa atomica" wx:linktype="known" wx:pagename="Unità_di_massa_atomica" wx:page_id="63420" id="wx460">amu</a> (<sub id="wx461">121</sub>Pr) a 158.955 amu (<sub id="wx462">159</sub>Pr). Il <a href="/wit/Modo_di_decadimento" title="Modo di decadimento" wx:linktype="known" wx:pagename="Modo_di_decadimento" wx:page_id="108375" id="wx463">modo di decadimento</a> prevalente prima dell'isotopo stabile, <sub id="wx464">141</sub>Pr, è la <a href="/wit/Cattura_elettronica" title="Cattura elettronica" wx:linktype="known" wx:pagename="Cattura_elettronica" wx:page_id="108370" id="wx465">cattura elettronica</a>; quello prevalente dopo è il <a href="/wit/Decadimento_beta" title="Decadimento beta" wx:linktype="known" wx:pagename="Decadimento_beta" wx:page_id="37545" id="wx466">decadimento beta</a>. Il principale <a href="/wit/Prodotto_di_decadimento" class="new" title="Prodotto di decadimento" wx:linktype="unknown" wx:pagename="Prodotto_di_decadimento" id="wx467">prodotto di decadimento</a> prima di <sub id="wx468">141</sub>Pr è l'elemento 58 (<a href="/wit/Cerio" title="Cerio" wx:linktype="known" wx:pagename="Cerio" wx:page_id="1350" id="wx469">Cerio</a>) e suoi isotopi, mentre dopo sono isotopi dell'elemento 60 (<a href="/wit/Neodimio" title="Neodimio" wx:linktype="known" wx:pagename="Neodimio" wx:page_id="3058" id="wx470">Neodimio</a>).</p>

<a id="Precauzioni" name="Precauzioni"/>
</wx:section><wx:section level="2" title="Precauzioni" id="wxsec8"><h2 id="wx471">Precauzioni</h2>

<p id="wx472">Come tutte le terre rare, il praseodimio è moderatamente tossico. Il praseodimio non ha alcun ruolo biologico noto.</p>

<a id="Bibliografia" name="Bibliografia"/>
</wx:section><wx:section level="2" title="Bibliografia" id="wxsec9"><h2 id="wx473">Bibliografia</h2>

<ul id="wx474">
<li id="wx475"><a href="http://periodic.lanl.gov/elements/59.html" class="external text" wx:linktype="external" rel="nofollow" id="wx476">Los Alamos National Laboratory – Praseodimio</a></li>
</ul>

<a id="Altri_progetti" name="Altri_progetti"/>
</wx:section><wx:section level="2" title="Altri progetti" id="wxsec10"><h2 id="wx477">Altri progetti</h2>

<wx:template id="wx_t4" pagename="Template:Interprogetto" page_id="501098"/>
<div id="interProject" style="display:none; clear: both; border-top: 2px dotted #AAAAAA; margin-top: 2em;">
<div title="Collegamenti verso gli altri progetti Wikimedia" id="wx478">
<ul id="wx479">
<li id="wx480"><a href="http://commons.wikimedia.org/wiki/Praseodymium" class="extiw" title="commons:Praseodymium" wx:linktype="interwiki" wx:pagename="commons:Praseodymium" id="wx481">Commons</a></li>

<li id="wx482"><a href="http://it.wiktionary.org/wiki/praseodimio" class="extiw" title="wikt:praseodimio" wx:linktype="interwiki" wx:pagename="wikt:praseodimio" id="wx483">Wikizionario</a></li>
</ul>
</div>
</div>

<ul class="noindent" id="wx484">
<li id="wx485"><a href="/wit/Immagine:Commons-logo.svg" title="Collabora a Commons" wx:linktype="image" wx:pagename="Immagine:Commons-logo.svg" id="wx486"><img src="/wit/Immagine:Commons-logo.svg" alt="Collabora a Commons" width="18" id="wx487"/></a> <b id="wx488"><a href="http://commons.wikimedia.org/wiki/Pagina_principale" class="extiw" title="commons:Pagina_principale" wx:linktype="interwiki" wx:pagename="commons:Pagina_principale" id="wx489">Wikimedia Commons</a></b>
<p id="wx490">contiene file multimediali su <b id="wx491"><a href="http://commons.wikimedia.org/wiki/Praseodymium" class="extiw" title="commons:Praseodymium" wx:linktype="interwiki" wx:pagename="commons:Praseodymium" id="wx492">Praseodimio</a></b></p>
</li>

<li id="wx493"><a href="/wit/Immagine:Wiktionary-ico-de.png" title="Collabora al Wikizionario" wx:linktype="image" wx:pagename="Immagine:Wiktionary-ico-de.png" id="wx494"><img src="/wit/Immagine:Wiktionary-ico-de.png" alt="Collabora al Wikizionario" width="18" id="wx495"/></a> <b id="wx496"><a href="http://it.wiktionary.org/wiki/" class="extiw" title="wikt:" wx:linktype="interwiki" wx:pagename="wikt:" id="wx497">Wikizionario</a></b>
<p id="wx498">contiene la voce di dizionario «<a href="http://it.wiktionary.org/wiki/praseodimio" class="extiw" title="wikt:praseodimio" wx:linktype="interwiki" wx:pagename="wikt:praseodimio" id="wx499"><b id="wx500">praseodimio</b></a>»</p>
</li>
</ul>

<wx:templateend start="wx_t4"/>
<a id="Collegamenti_esterni" name="Collegamenti_esterni"/>
</wx:section><wx:section level="2" title="Collegamenti esterni" id="wxsec11"><h2 id="wx501">Collegamenti esterni</h2>

<ul id="wx502">
<li id="wx503"><wx:template id="wx_t5" pagename="Template:En" page_id="121878"/>
<p id="wx504">(<span style="font-weight:bolder; font-size:80%" id="wx505"><a href="/wit/Lingua_inglese" title="Lingua inglese" wx:linktype="known" wx:pagename="Lingua_inglese" wx:page_id="2523" id="wx506">EN</a></span>) <wx:templateend start="wx_t5"/> <a href="http://www.webelements.com/webelements/elements/text/Pr/index.html" class="external text" wx:linktype="external" rel="nofollow" id="wx507">WebElements.com – Praseodimio</a></p>
</li>

<li id="wx508"><wx:template id="wx_t6" pagename="Template:En" page_id="121878"/>
<p id="wx509">(<span style="font-weight:bolder; font-size:80%" id="wx510"><a href="/wit/Lingua_inglese" title="Lingua inglese" wx:linktype="known" wx:pagename="Lingua_inglese" wx:page_id="2523" id="wx511">EN</a></span>) <wx:templateend start="wx_t6"/> <a href="http://environmentalchemistry.com/yogi/periodic/Pr.html" class="external text" wx:linktype="external" rel="nofollow" id="wx512">EnvironmentalChemistry.com – Praseodimio</a></p>
</li>

<li id="wx513"><wx:template id="wx_t7" pagename="Template:En" page_id="121878"/>
<p id="wx514">(<span style="font-weight:bolder; font-size:80%" id="wx515"><a href="/wit/Lingua_inglese" title="Lingua inglese" wx:linktype="known" wx:pagename="Lingua_inglese" wx:page_id="2523" id="wx516">EN</a></span>) <wx:templateend start="wx_t7"/> <a href="http://education.jlab.org/itselemental/ele059.html" class="external text" wx:linktype="external" rel="nofollow" id="wx517">It's Elemental – L'elemento praseodimio</a></p>
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<a href="/wit/index.php?title=Speciale:Categories&amp;article=Praseodimio" title="Speciale:Categories" wx:linktype="known" wx:pagename="Speciale:Categories" id="wx1096">Categoria</a>: <span dir="ltr" id="wx1097"><a href="/wit/Categoria:Elementi_chimici" title="Categoria:Elementi chimici" wx:linktype="known" wx:pagename="Categoria:Elementi_chimici" wx:page_id="24565" id="wx1098">Elementi chimici</a></span></div>
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Altre lingue: <a href="http://ar.wikipedia.org/wiki/%D8%A8%D8%B1%D8%A7%D8%B3%D9%8A%D9%88%D8%AF%D9%8A%D9%85%D9%8A%D9%88%D9%85" class="external" wx:linktype="interwiki" wx:pagename="ar:براسيوديميوم" id="wx1099">العربية</a> | <a href="http://be.wikipedia.org/wiki/%D0%9F%D1%80%D0%B0%D0%B7%D0%B5%D0%B0%D0%B4%D1%8B%D0%BC" class="external" wx:linktype="interwiki" wx:pagename="be:Празеадым" id="wx1100">Беларуская</a> | <a href="http://bn.wikipedia.org/wiki/%E0%A6%AA%E0%A7%8D%E0%A6%B0%E0%A6%BE%E0%A6%B8%E0%A6%BF%E0%A6%93%E0%A6%A1%E0%A6%BF%E0%A6%AE%E0%A6%BF%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%AE" class="external" wx:linktype="interwiki" wx:pagename="bn:প্রাসিওডিমিয়াম" id="wx1101">বাংলা</a> | <a href="http://bs.wikipedia.org/wiki/Prazeodijum" class="external" wx:linktype="interwiki" wx:pagename="bs:Prazeodijum" id="wx1102">Bosanski</a> | <a href="http://ca.wikipedia.org/wiki/Praseodimi" class="external" wx:linktype="interwiki" wx:pagename="ca:Praseodimi" id="wx1103">Català</a> | <a href="http://co.wikipedia.org/wiki/Praseodimiu" class="external" wx:linktype="interwiki" wx:pagename="co:Praseodimiu" id="wx1104">Corsu</a> | <a href="http://cs.wikipedia.org/wiki/Praseodym" class="external" wx:linktype="interwiki" wx:pagename="cs:Praseodym" id="wx1105">Česky</a> | <a href="http://da.wikipedia.org/wiki/Praseodym" class="external" wx:linktype="interwiki" wx:pagename="da:Praseodym" id="wx1106">Dansk</a> | <a href="http://de.wikipedia.org/wiki/Praseodym" class="external" wx:linktype="interwiki" wx:pagename="de:Praseodym" id="wx1107">Deutsch</a> | <a href="http://el.wikipedia.org/wiki/%CE%A0%CF%81%CE%B1%CF%83%CE%B9%CE%BD%CE%BF%CE%B4%CF%8D%CE%BC%CE%B9%CE%BF" class="external" wx:linktype="interwiki" wx:pagename="el:Πρασινοδύμιο" id="wx1108">Ελληνικά</a> | <a href="http://en.wikipedia.org/wiki/Praseodymium" class="external" wx:linktype="interwiki" wx:pagename="en:Praseodymium" id="wx1109">English</a> | <a href="http://eo.wikipedia.org/wiki/Prazeodimo" class="external" wx:linktype="interwiki" wx:pagename="eo:Prazeodimo" id="wx1110">Esperanto</a> | <a href="http://es.wikipedia.org/wiki/Praseodimio" class="external" wx:linktype="interwiki" wx:pagename="es:Praseodimio" id="wx1111">Español</a> | <a href="http://et.wikipedia.org/wiki/Praseod%C3%BC%C3%BCm" class="external" wx:linktype="interwiki" wx:pagename="et:Praseodüüm" id="wx1112">Eesti</a> | <a href="http://eu.wikipedia.org/wiki/Praseodimio" class="external" wx:linktype="interwiki" wx:pagename="eu:Praseodimio" id="wx1113">Euskara</a> | <a href="http://fa.wikipedia.org/wiki/%D9%BE%D8%B1%D8%A7%D8%B3%DB%8C%D9%88%D8%AF%DB%8C%D9%85%DB%8C%D9%88%D9%85" class="external" wx:linktype="interwiki" wx:pagename="fa:پراسیودیمیوم" id="wx1114">فارسی</a> | <a href="http://fi.wikipedia.org/wiki/Praseodyymi" class="external" wx:linktype="interwiki" wx:pagename="fi:Praseodyymi" id="wx1115">Suomi</a> | <a href="http://fr.wikipedia.org/wiki/Pras%C3%A9odyme" class="external" wx:linktype="interwiki" wx:pagename="fr:Praséodyme" id="wx1116">Français</a> | <a href="http://fur.wikipedia.org/wiki/Praseodimi" class="external" wx:linktype="interwiki" wx:pagename="fur:Praseodimi" id="wx1117">Furlan</a> | <a href="http://gl.wikipedia.org/wiki/Praseodimio" class="external" wx:linktype="interwiki" wx:pagename="gl:Praseodimio" id="wx1118">Galego</a> | <a href="http://gv.wikipedia.org/wiki/Prashodymmium" class="external" wx:linktype="interwiki" wx:pagename="gv:Prashodymmium" id="wx1119">Gaelg</a> | <a href="http://he.wikipedia.org/wiki/%D7%A4%D7%A8%D7%A1%D7%90%D7%95%D7%93%D7%99%D7%9E%D7%99%D7%95%D7%9D" class="external" wx:linktype="interwiki" wx:pagename="he:פרסאודימיום" id="wx1120">עברית</a> | <a href="http://hr.wikipedia.org/wiki/Praseodimij" class="external" wx:linktype="interwiki" wx:pagename="hr:Praseodimij" id="wx1121">Hrvatski</a> | <a href="http://hu.wikipedia.org/wiki/Prazeod%C3%ADmium" class="external" wx:linktype="interwiki" wx:pagename="hu:Prazeodímium" id="wx1122">Magyar</a> | <a href="http://hy.wikipedia.org/wiki/%D5%8A%D6%80%D5%A1%D5%A6%D5%A5%D5%A4%D5%AB%D5%B8%D6%82%D5%B4" class="external" wx:linktype="interwiki" wx:pagename="hy:Պրազեդիում" id="wx1123">Հայերեն</a> | <a href="http://id.wikipedia.org/wiki/Praseodimium" class="external" wx:linktype="interwiki" wx:pagename="id:Praseodimium" id="wx1124">Bahasa Indonesia</a> | <a href="http://io.wikipedia.org/wiki/Prazeodimio" class="external" wx:linktype="interwiki" wx:pagename="io:Prazeodimio" id="wx1125">Ido</a> | <a href="http://ja.wikipedia.org/wiki/%E3%83%97%E3%83%A9%E3%82%BB%E3%82%AA%E3%82%B8%E3%83%A0" class="external" wx:linktype="interwiki" wx:pagename="ja:プラセオジム" id="wx1126">日本語</a> | <a href="http://jbo.wikipedia.org/wiki/jinmrprase%2Codimi" class="external" wx:linktype="interwiki" wx:pagename="jbo:jinmrprase,odimi" id="wx1127">Lojban</a> | <a href="http://jv.wikipedia.org/wiki/Praseodimium" class="external" wx:linktype="interwiki" wx:pagename="jv:Praseodimium" id="wx1128">Basa Jawa</a> | <a href="http://ko.wikipedia.org/wiki/%ED%94%84%EB%9D%BC%EC%84%B8%EC%98%A4%EB%94%94%EB%AE%B4" class="external" wx:linktype="interwiki" wx:pagename="ko:프라세오디뮴" id="wx1129">한국어</a> | <a href="http://la.wikipedia.org/wiki/Praseodymium" class="external" wx:linktype="interwiki" wx:pagename="la:Praseodymium" id="wx1130">Latina</a> | <a href="http://lb.wikipedia.org/wiki/Praseodym" class="external" wx:linktype="interwiki" wx:pagename="lb:Praseodym" id="wx1131">Lëtzebuergesch</a> | <a href="http://lt.wikipedia.org/wiki/Prazeodimis" class="external" wx:linktype="interwiki" wx:pagename="lt:Prazeodimis" id="wx1132">Lietuvių</a> | <a href="http://lv.wikipedia.org/wiki/Prazeod%C4%ABms" class="external" wx:linktype="interwiki" wx:pagename="lv:Prazeodīms" id="wx1133">Latviešu</a> | <a href="http://ml.wikipedia.org/wiki/%E0%B4%AA%E0%B5%8D%E0%B4%B0%E0%B4%B8%E0%B4%BF%E0%B4%AF%E0%B5%8B%E0%B4%A1%E0%B5%88%E0%B4%AE%E0%B4%BF%E0%B4%AF%E0%B4%82" class="external" wx:linktype="interwiki" 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href="http://scn.wikipedia.org/wiki/Praseodimiu" class="external" wx:linktype="interwiki" wx:pagename="scn:Praseodimiu" id="wx1141">Sicilianu</a> | <a href="http://sh.wikipedia.org/wiki/Prazeodijum" class="external" wx:linktype="interwiki" wx:pagename="sh:Prazeodijum" id="wx1142">Srpskohrvatski / Српскохрватски</a> | <a href="http://sk.wikipedia.org/wiki/Prazeod%C3%BDm" class="external" wx:linktype="interwiki" wx:pagename="sk:Prazeodým" id="wx1143">Slovenčina</a> | <a href="http://sl.wikipedia.org/wiki/Prazeodim" class="external" wx:linktype="interwiki" wx:pagename="sl:Prazeodim" id="wx1144">Slovenščina</a> | <a href="http://sr.wikipedia.org/wiki/%D0%9F%D1%80%D0%B0%D0%B7%D0%B5%D0%BE%D0%B4%D0%B8%D1%98%D1%83%D0%BC" class="external" wx:linktype="interwiki" wx:pagename="sr:Празеодијум" id="wx1145">Српски / Srpski</a> | <a href="http://sv.wikipedia.org/wiki/Praseodym" class="external" wx:linktype="interwiki" wx:pagename="sv:Praseodym" id="wx1146">Svenska</a> | <a href="http://ta.wikipedia.org/wiki/%E0%AE%AA%E0%AE%BF%E0%AE%B0%E0%AE%9A%E0%AE%BF%E0%AE%AF%E0%AF%8B%E0%AE%9F%E0%AF%88%E0%AE%AE%E0%AE%BF%E0%AE%AF%E0%AE%AE%E0%AF%8D" class="external" wx:linktype="interwiki" wx:pagename="ta:பிரசியோடைமியம்" id="wx1147">தமிழ்</a> | <a href="http://th.wikipedia.org/wiki/%E0%B9%80%E0%B8%9E%E0%B8%A3%E0%B8%8B%E0%B8%B5%E0%B9%82%E0%B8%AD%E0%B8%94%E0%B8%B4%E0%B9%80%E0%B8%A1%E0%B8%B5%E0%B8%A2%E0%B8%A1" class="external" wx:linktype="interwiki" wx:pagename="th:เพรซีโอดิเมียม" id="wx1148">ไทย</a> | <a href="http://uk.wikipedia.org/wiki/%D0%9F%D1%80%D0%B0%D0%B7%D0%B5%D0%BE%D0%B4%D0%B8%D0%BC" class="external" wx:linktype="interwiki" wx:pagename="uk:Празеодим" id="wx1149">Українська</a> | <a href="http://zh.wikipedia.org/wiki/%E9%95%A8" class="external" wx:linktype="interwiki" wx:pagename="zh:镨" id="wx1150">中文</a></div>
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