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      <title>Mi padlet extraordinario by Fabritzio Pool Jeshua LEON GARCIA</title>
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      <pubDate>2022-07-07 16:57:11 UTC</pubDate>
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         <author>70699243</author>
         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2239097540</link>
         <description><![CDATA[<div>Alumno:Fabritzio Leon Garcia<br>Grado:3°Secundaria G 2<br>Profesora:Sandra Diaz</div>]]></description>
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         <pubDate>2022-07-07 16:58:30 UTC</pubDate>
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         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2239098633</link>
         <description><![CDATA[<div>¿Has oído hablar del Praseodimio?<br>Este es un elemento químico y en esta oportunidad te hablare de el sus características propiedades y otros datos interesantes<br><br></div>]]></description>
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         <pubDate>2022-07-07 17:00:21 UTC</pubDate>
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         <description><![CDATA[<div>Elemento químico, símbolo Pr, número atómico 59.</div>]]></description>
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         <pubDate>2022-07-07 17:05:23 UTC</pubDate>
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         <author>70699243</author>
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         <pubDate>2022-07-07 17:05:52 UTC</pubDate>
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         <description><![CDATA[<div>Fue descubierto en 1885 por el químico austríaco Carl Auer von Welsbach.El nombre praseodimio proviene de las palabras griegas prasios didymos, que significan gemelo verde.</div>]]></description>
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         <pubDate>2022-07-07 17:07:04 UTC</pubDate>
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         <pubDate>2022-07-07 17:07:29 UTC</pubDate>
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         <author>70699243</author>
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         <description><![CDATA[<div>Peso atómico 140.907.&nbsp;<br>El praseodimio es un elemento metálico del grupo de las tierras raras.&nbsp;<br>El isótopo estable 140.907 corresponde al 100% del elemento presente en la naturaleza.&nbsp;<br>El óxido es un polvo negro cuya composición varía según el método de preparación.</div>]]></description>
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         <pubDate>2022-07-07 17:11:41 UTC</pubDate>
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         <author>70699243</author>
         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2239104466</link>
         <description><![CDATA[<div>El metal se obtiene por electrólisis de sal fundida o reducción de calcio. El praseodimio es un metal paramagnético blanco plateado blando, que pertenece a los lantánidos y metales de tierras raras.</div>]]></description>
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         <pubDate>2022-07-07 17:13:31 UTC</pubDate>
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         <author>70699243</author>
         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2241213014</link>
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         <pubDate>2022-07-11 18:47:25 UTC</pubDate>
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         <author>70699243</author>
         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2241217170</link>
         <description><![CDATA[<div><strong>Configuración electrónica:</strong></div><div><strong>&nbsp; 1s</strong><strong><sup>2</sup></strong><strong>2s</strong><strong><sup>2</sup></strong><strong>2p</strong><strong><sup>6</sup></strong><strong>3s</strong><strong><sup>2</sup></strong><strong>3p</strong><strong><sup>6</sup></strong><strong>4s</strong><strong><sup>2</sup></strong><strong>3d</strong><strong><sup>10</sup></strong><strong>4p</strong><strong><sup>6</sup></strong><strong>5s</strong><strong><sup>2</sup></strong><strong>4d</strong><strong><sup>10</sup></strong><strong>5p</strong><strong><sup>6</sup></strong><strong>6s</strong><strong><sup>2</sup></strong><strong>4f</strong><strong><sup>3</sup></strong></div><div><br><strong>Configuración electrónica Abreviada:</strong></div><div>[Xe]6s<sup>2</sup>4f<sup>3</sup></div><div><br><strong>Símbolo nuclear:</strong></div><div><strong>&nbsp; &nbsp;</strong><strong><sup>141</sup></strong><strong><sub>59</sub></strong><strong>Pr</strong></div><div><br><strong>Número de electrones:<br>59</strong></div>]]></description>
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         <pubDate>2022-07-11 18:58:46 UTC</pubDate>
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         <author>70699243</author>
         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2241217560</link>
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         <pubDate>2022-07-11 18:59:59 UTC</pubDate>
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         <author>70699243</author>
         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2241217904</link>
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         <pubDate>2022-07-11 19:01:05 UTC</pubDate>
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         <author>70699243</author>
         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2241218794</link>
         <description><![CDATA[<div><strong>Número atómico<br></strong><br></div><div>59</div><div><br></div><div><strong>Radio iónico&nbsp;<br></strong><br></div><div>1,09<br><br></div><div><strong>Radio atómico&nbsp;<br></strong><br></div><div>1,82<br><br></div><div><strong>Primer potencial de ionización&nbsp;<br></strong><br></div><div>5,80<br><br></div><div><strong>Afinidad electrónica<br></strong><br></div><div>50 kJ/mol<br><br></div><div><strong>Electronegativo<br>1,13<br><br>Carácter Metálico:</strong></div><div>El praseodimio es un elemento metálico plateado suave, y pertenece al grupo de los lantánidos</div><div><br></div>]]></description>
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         <pubDate>2022-07-11 19:03:44 UTC</pubDate>
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         <author>70699243</author>
         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2241219178</link>
         <description><![CDATA[<div>. Es algo más resistente a la corrosión en aire que el europio, el lantano, el cerio, o el neodimio, pero desarrolla una capa verde de óxido cuando se rompe o cuando está expuesto al aire, exponiendo más metal a la oxidación.</div>]]></description>
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         <pubDate>2022-07-11 19:04:48 UTC</pubDate>
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         <author>70699243</author>
         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2241219428</link>
         <description><![CDATA[<div>Praseodimio&nbsp;es un elemento quimico que es un semiconductor para diversos usos.<br>Puede fundirse con facilidad y tiene diversas caracteristicas</div>]]></description>
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         <pubDate>2022-07-11 19:05:36 UTC</pubDate>
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         <author>70699243</author>
         <link>https://padlet.com/70699243/akxf7ob4sw53rs71/wish/2241219655</link>
         <description><![CDATA[<div>https://es.wikipedia.org/wiki/Praseodimio#:~:text=El%20praseodimio%20es%20un%20elemento%20met%C3%A1lico%20plateado%20suave%2C%20y%20pertenece,m%C3%A1s%20metal%20a%20la%20oxidaci%C3%B3n.</div>]]></description>
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         <pubDate>2022-07-11 19:06:18 UTC</pubDate>
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         <pubDate>2022-07-19 13:30:12 UTC</pubDate>
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