{"id":18703,"date":"2020-10-08T07:35:12","date_gmt":"2020-10-08T05:35:12","guid":{"rendered":"https:\/\/rinconeducativo.org\/recursos-educativos\/henry-louis-le-chatelier-muy-conocido-en-quimica-por-el-principio-que-lleva-su\/"},"modified":"2024-12-17T13:41:50","modified_gmt":"2024-12-17T12:41:50","slug":"henry-louis-le-chatelier-well-known-chemistry-principle-bears-his-name","status":"publish","type":"re_recurso","link":"https:\/\/rinconeducativo.org\/en\/recursos-educativos\/henry-louis-le-chatelier-well-known-chemistry-principle-bears-his-name\/","title":{"rendered":"Henry Louis Le Ch\u00e2telier, well known in chemistry for the principle that bears his name"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"alignleft\"><img decoding=\"async\" src=\"https:\/\/wp2.rinconeducativo.org\/wp-content\/uploads\/2020\/10\/le_chatelier_henry.jpg\" alt=\"Henry Le Ch\u00e2telier\" class=\"wp-image-7301\" title=\"Henry Le Ch\u00e2telier\"\/><\/figure>\n<\/div>\n\n\n<p>October 8, 1850, Paris (France) \u2013 September 17, 1936, Miribel-les-\u00c9chelles (France)<\/p>\n\n\n\n<p>His father, an engineer by profession, was a great influence on him since he participated in the birth of French industry, especially aluminum, in the introduction of the Martin-Siemens process in the steel industry and the development of rail transport.<\/p>\n\n\n\n<p>Order and law were a determining factor in his strict upbringing. He studied at the Coll\u00e8gue Rollin in Paris and, after studying Special Mathematics for a year, in 1869 he entered the <em>L'\u00c9cole Polytechnique <\/em>just as his father had done and, like all the students, he was appointed sub-lieutenant and participated in the <em>Si\u00e9ge de Paris<\/em> (Site of Paris).<\/p>\n\n\n\n<p>In 1871, he began studying at<em> L'\u00c9cole des Mines in Paris<\/em> (he finished the third of his promotion) and there he regularly attended the laboratory at <em>L'\u00c9cole Normale Sup\u00e9rieure<\/em> of <a href=\"https:\/\/rinconeducativo.org\/en\/recursos-educativos\/henri-etienne-sainte-claire-deville-considered-one-great-chemists-19th-century\/\" target=\"_blank\" rel=\"noreferrer noopener\">Henri Sainte-Claire Deville<\/a>, a great chemist of the time.<\/p>\n\n\n\n<p>Despite his training as an engineer, he preferred to pursue a career as a research professor in chemistry rather than go into industry.<\/p>\n\n\n\n<p>In 1887, he was elected director of the General Chemistry department at L'\u00c9cole des Mines de Paris. Until he played until he retired.<\/p>\n\n\n\n<p>He was the successor of Paul Sch\u00fctzenberger in the position of director of Mineral Chemistry at the Coll\u00e8ge de France and, later, at the Sorbonne, he succeeded <a href=\"https:\/\/rinconeducativo.org\/en\/recursos-educativos\/henri-moissan-nobel-prize-isolating-fluorine\/\" target=\"_blank\" rel=\"noreferrer noopener\">Henri Moissan<\/a>.<\/p>\n\n\n\n<p>He investigated:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The phenomena of combustion;<\/li>\n\n\n\n<li>The theory of chemical equilibria;<\/li>\n\n\n\n<li>The measurement of high temperatures and dissociation phenomena;<\/li>\n\n\n\n<li>The properties of metal alloys;<\/li>\n\n\n\n<li>Iron alloys;<\/li>\n\n\n\n<li>The methods and general laws of Analytical Chemistry;<\/li>\n\n\n\n<li>The general laws of Chemical Mechanics;<\/li>\n\n\n\n<li>Silica and its compounds;<\/li>\n\n\n\n<li>Some practical applications of the fundamental principles of chemistry;<\/li>\n\n\n\n<li>The properties of metals and some alloys.<\/li>\n<\/ul>\n\n\n\n<p>In 1907, he was made a member of<em> L'Acad\u00e9mie des Sciences<\/em>, after four unsuccessful attempts.<\/p>\n\n\n\n<p>In chemistry, Henry Le Ch\u00e2telier is known for the chemical principle that bears his name and which is stated:<\/p>\n\n\n\n<p class=\"has-text-align-center\"><em>\u201cIf a chemical system in reversible equilibrium experiences a change in concentration, temperature, or pressure, the equilibrium of the system will be modified in order to minimize that change\u201d<\/em><\/p>\n\n\n\n<p>That is, if the partial pressure of a compound increases to the left of an equilibrium reaction, it will tend to shift to the right to decrease the pressure.<\/p>\n\n\n\n<p>Related to his principle, he also investigated the variation of the solubility of salts in an ideal solution.<\/p>\n\n\n\n<p>He published about 30 works on these subjects between 1884 and 1914.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1600\" height=\"1067\" src=\"https:\/\/wp2.rinconeducativo.org\/wp-content\/uploads\/2020\/10\/le_chatelier_lechatelierita.jpg\" alt=\"Lechatelierita\" class=\"wp-image-7302\" style=\"width:359px;height:239px\" title=\"Lechatelierita\" srcset=\"https:\/\/rinconeducativo.org\/wp-content\/uploads\/2020\/10\/le_chatelier_lechatelierita.jpg 1600w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2020\/10\/le_chatelier_lechatelierita-500x333.jpg 500w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2020\/10\/le_chatelier_lechatelierita-1200x800.jpg 1200w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2020\/10\/le_chatelier_lechatelierita-768x512.jpg 768w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2020\/10\/le_chatelier_lechatelierita-1536x1024.jpg 1536w, https:\/\/rinconeducativo.org\/wp-content\/uploads\/2020\/10\/le_chatelier_lechatelierita-1568x1046.jpg 1568w\" sizes=\"auto, (max-width: 1600px) 100vw, 1600px\" \/><\/figure>\n<\/div>\n\n\n<p>Throughout his career he was also dedicated to industry and even founded a technical magazine for the metallurgy sector and published several books.<\/p>\n\n\n\n<p>He was a member of the Legion of Honor (1887); raised to the rank of Officer (1908), then Commander (1919) and finally Grand Officer (1927) and received the <em>Royal Society's M\u00e9daille Davy<\/em> (1916).<\/p>\n\n\n\n<p>As a curiosity, there is a silica glass mineral called lechatelierite in his honor.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Henry Louis Le Ch\u00e2telier, well known in chemistry for the principle that bears his name<\/p>\n","protected":false},"author":1088,"featured_media":36209,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[7560,7715],"edad":[7139,7161,7137,7140],"recursos_tipo":[7271],"recursos_tema":[7181,7177],"clasificacion_anterior":[],"class_list":["post-18703","re_recurso","type-re_recurso","status-publish","has-post-thumbnail","hentry","tag-atomo-en","tag-periodic-table-en","edad-mas-16-en","edad-06-12-years-old","edad-de-12-a-16-en","edad-todas-las-edades-en","recursos_tipo-relevant-people","recursos_tema-periodic-tables","recursos_tema-science"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.8 - 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