<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1405-6666</journal-id>
<journal-title><![CDATA[Revista mexicana de investigación educativa]]></journal-title>
<abbrev-journal-title><![CDATA[RMIE]]></abbrev-journal-title>
<issn>1405-6666</issn>
<publisher>
<publisher-name><![CDATA[Consejo Mexicano de Investigación Educativa A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-66662006000401241</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Modelación molecular: estrategia didáctica sobre la constitución de los gases, la función de los catalizadores y el lenguaje de la química]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Chamizo]]></surname>
<given-names><![CDATA[José Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Márquez]]></surname>
<given-names><![CDATA[José Rutilo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,UNAM Facultad de Química ]]></institution>
<addr-line><![CDATA[ México, DF]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,BUAP Facultad de Ciencias Químicas ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2006</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2006</year>
</pub-date>
<volume>11</volume>
<numero>31</numero>
<fpage>1241</fpage>
<lpage>1257</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-66662006000401241&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-66662006000401241&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-66662006000401241&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se presentan los resultados de una estrategia didáctica basada en la modelación para el aprendizaje del papel del catalizador en las reacciones químicas. El trabajo, realizado con alumnos de primer ingreso a la universidad y aplicable a niveles inferiores, indica además una importante mejora en el entendimiento de la constitución de los gases y del lenguaje de la química.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The article presents the results of a didactic strategy based on modeling, for learning the role of catalysts in chemical reactions. The study, carried out with first-semester university students and applicable to lower levels, also reveals important improvement in understanding the constitution of gases and the language of chemistry.]]></p></abstract>
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<kwd lng="es"><![CDATA[modelos]]></kwd>
<kwd lng="es"><![CDATA[lenguaje]]></kwd>
<kwd lng="es"><![CDATA[química]]></kwd>
<kwd lng="es"><![CDATA[estrategias de enseñanza]]></kwd>
<kwd lng="es"><![CDATA[educación superior]]></kwd>
<kwd lng="es"><![CDATA[México]]></kwd>
<kwd lng="en"><![CDATA[models]]></kwd>
<kwd lng="en"><![CDATA[language]]></kwd>
<kwd lng="en"><![CDATA[chemistry]]></kwd>
<kwd lng="en"><![CDATA[teaching strategies]]></kwd>
<kwd lng="en"><![CDATA[higher education]]></kwd>
<kwd lng="en"><![CDATA[Mexico]]></kwd>
</kwd-group>
</article-meta>
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<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<source><![CDATA[History of science]]></source>
<year>1998</year>
<publisher-loc><![CDATA[Princeton ]]></publisher-loc>
<publisher-name><![CDATA[Princeton University Press]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
