{"id":1198,"date":"2023-01-06T08:06:32","date_gmt":"2023-01-06T07:06:32","guid":{"rendered":"https:\/\/albert-le-grand.com\/?p=1198"},"modified":"2023-08-23T17:13:04","modified_gmt":"2023-08-23T15:13:04","slug":"sensibilisation-au-traitement-des-dechets-chimiques-en-1ere-specialite-physique-chimie","status":"publish","type":"post","link":"https:\/\/www.albert-le-grand.com\/index.php\/2023\/01\/06\/sensibilisation-au-traitement-des-dechets-chimiques-en-1ere-specialite-physique-chimie\/","title":{"rendered":"Sensibilisation au traitement des d\u00e9chets chimiques en 1\u00e8re sp\u00e9cialit\u00e9 Physique-Chimie\u00a0"},"content":{"rendered":"\n\n[et_pb_section fb_built=\u00a0\u00bb1&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb hover_enabled=\u00a0\u00bb0&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb sticky_enabled=\u00a0\u00bb0&Prime;]<p class=\"p2\" style=\"text-align: justify;\">Le groupe de sp\u00e9cialit\u00e9 de physique \u2013 chimie de premi\u00e8re a \u00e9t\u00e9 sensibilis\u00e9 au traitement des d\u00e9chets chimiques dans le cadre d\u2019une activit\u00e9 pratique.<span class=\"Apple-converted-space\">\u00a0<\/span><\/p>\n<p class=\"p2\" style=\"text-align: justify;\">La probl\u00e9matique pos\u00e9e \u00e9tait : comment s\u00e9parer et traiter les constituants d\u2019un m\u00e9lange contenant des ions m\u00e9talliques nocif, irritant et toxique pour les organismes aquatiques ?<span class=\"Apple-converted-space\">\u00a0<\/span><\/p>\n<p class=\"p2\" style=\"text-align: justify;\">Le m\u00e9lange initial de couleur verte (photo 1) \u00e9tait constitu\u00e9 d\u2019une solution aqueuse de sulfate de cuivre et d\u2019eau iod\u00e9e (solution aqueuse de diiode).<span class=\"Apple-converted-space\">\u00a0<\/span><\/p>\n<p class=\"p2\" style=\"text-align: justify;\">En se basant sur les propri\u00e9t\u00e9s de solubilit\u00e9 des esp\u00e8ces chimiques dans divers solvants et de miscibilit\u00e9 des solvants entre eux, les \u00e9l\u00e8ves ont \u00e9labor\u00e9 un protocole pour s\u00e9parer \u00e0 l\u2019aide d\u2019une ampoule \u00e0 d\u00e9canter et de r\u00e9cipients, le sulfate de cuivre qui contient des ions m\u00e9talliques cuivre II et le diiode.<span class=\"Apple-converted-space\">\u00a0<\/span><\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=\u00a0\u00bb1_4,1_4,1_4,1_4&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb custom_padding=\u00a0\u00bb0px||0px||false|false\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb1_4&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_image src=\u00a0\u00bbhttps:\/\/albert-le-grand.com\/wp-content\/uploads\/2023\/01\/Physique0.jpg\u00a0\u00bb title_text=\u00a0\u00bbPhysique0&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_image][\/et_pb_column][et_pb_column type=\u00a0\u00bb1_4&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_image src=\u00a0\u00bbhttps:\/\/albert-le-grand.com\/wp-content\/uploads\/2023\/01\/Physique1.jpg\u00a0\u00bb title_text=\u00a0\u00bbPhysique1&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_image][\/et_pb_column][et_pb_column type=\u00a0\u00bb1_4&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_image src=\u00a0\u00bbhttps:\/\/albert-le-grand.com\/wp-content\/uploads\/2023\/01\/Physique2.jpg\u00a0\u00bb title_text=\u00a0\u00bbPhysique2&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_image][\/et_pb_column][et_pb_column type=\u00a0\u00bb1_4&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_image src=\u00a0\u00bbhttps:\/\/albert-le-grand.com\/wp-content\/uploads\/2023\/01\/Physique3.jpg\u00a0\u00bb title_text=\u00a0\u00bbPhysique3&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_image][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.4&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<p class=\"p2\" style=\"text-align: justify;\">Apr\u00e8s ajout du solvant extracteur (cyclohexane, incolore) (photo 2), agitation et d\u00e9cantation, deux phases apparaissent (photo 3) :<\/p>\n<p class=\"p3\" style=\"text-align: justify;\">&#8211; La phase surnageante contient le diiode extrait dans le cyclohexane (couleur fuschia) ;<\/p>\n<p class=\"p2\" style=\"text-align: justify;\">&#8211; La phase inf\u00e9rieure est la phase aqueuse contenant le sulfate de cuivre II (couleur bleu).<\/p>\n<p class=\"p2\" style=\"text-align: justify;\">Ces 2 phases sont ais\u00e9ment s\u00e9par\u00e9es dans deux r\u00e9cipients diff\u00e9rents (photo 4) puis vers\u00e9es dans les bidons de recyclage disponibles au laboratoire : bidon de d\u00e9chets m\u00e9talliques pour la solution bleue d\u2019ions cuivre II et bidon de solvants organiques pour la solution fuschia.<\/p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]\n\n","protected":false},"excerpt":{"rendered":"<p>Le groupe de sp\u00e9cialit\u00e9 de physique \u2013 chimie de premi\u00e8re a \u00e9t\u00e9 sensibilis\u00e9 au traitement des d\u00e9chets chimiques dans le cadre d\u2019une activit\u00e9 pratique.\u00a0 La probl\u00e9matique pos\u00e9e \u00e9tait : comment s\u00e9parer et traiter les constituants d\u2019un m\u00e9lange contenant des ions m\u00e9talliques nocif, irritant et toxique pour les organismes aquatiques ?\u00a0 Le m\u00e9lange initial de couleur [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1202,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"<!-- wp:divi\/placeholder \/-->","_et_gb_content_width":"","footnotes":""},"categories":[7],"tags":[],"class_list":["post-1198","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-lycee"],"_links":{"self":[{"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/posts\/1198","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/comments?post=1198"}],"version-history":[{"count":7,"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/posts\/1198\/revisions"}],"predecessor-version":[{"id":1221,"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/posts\/1198\/revisions\/1221"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/media\/1202"}],"wp:attachment":[{"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/media?parent=1198"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/categories?post=1198"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.albert-le-grand.com\/index.php\/wp-json\/wp\/v2\/tags?post=1198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}