{"id":42050,"date":"2026-10-02T09:27:46","date_gmt":"2026-10-02T14:27:46","guid":{"rendered":"https:\/\/www.profaqua.ca\/?post_type=product&#038;p=42050"},"modified":"2026-10-04T17:53:03","modified_gmt":"2026-10-04T22:53:03","slug":"melanges-separation","status":"publish","type":"product","link":"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/","title":{"rendered":"M\u00e9langes et s\u00e9paration"},"content":{"rendered":"<p><strong>Un m\u00e9lange\u2026 mais comment le s\u00e9parer?<\/strong><\/p>\n<p class=\"PDq2pG_selectionAnchorContainer\" dir=\"auto\" data-start=\"3670\" data-end=\"3752\">Peut-on s\u00e9parer les constituants d\u2019un m\u00e9lange sans provoquer de r\u00e9action chimique?<\/p>\n<p dir=\"auto\" data-start=\"3757\" data-end=\"4105\">\u00c0 travers une s\u00e9rie de d\u00e9fis scientifiques, les \u00e9l\u00e8ves d\u00e9couvrent diff\u00e9rentes propri\u00e9t\u00e9s de la mati\u00e8re et les utilisent pour s\u00e9parer des m\u00e9langes. Ils exp\u00e9rimentent notamment la <strong data-start=\"3935\" data-end=\"4004\">densit\u00e9, la taille des particules, le magn\u00e9tisme et la solubilit\u00e9<\/strong> afin de d\u00e9couvrir comment les scientifiques peuvent isoler les diff\u00e9rents constituants d\u2019un m\u00e9lange.<\/p>\n<p dir=\"auto\" data-start=\"4110\" data-end=\"4255\">Les \u00e9l\u00e8ves devront observer, \u00e9mettre des hypoth\u00e8ses, exp\u00e9rimenter et choisir la meilleure technique pour r\u00e9soudre diff\u00e9rents d\u00e9fis de s\u00e9paration.<\/p>\n<p dir=\"auto\" data-start=\"4260\" data-end=\"4446\">Une fa\u00e7on concr\u00e8te et interactive de comprendre la diff\u00e9rence entre <strong data-start=\"4328\" data-end=\"4356\">un m\u00e9lange et un compos\u00e9<\/strong>, tout en d\u00e9couvrant plusieurs techniques utilis\u00e9es dans les sciences et dans l\u2019industrie.<\/p>\n<h2><strong><u>Objectifs du primaire:<\/u><\/strong><\/h2>\n<ul>\n<li>Distinguer les <strong>m\u00e9langes<\/strong> des <strong>substances pures<\/strong> et des compos\u00e9s.<\/li>\n<li>Comprendre que les constituants d\u2019un m\u00e9lange peuvent \u00eatre s\u00e9par\u00e9s en utilisant leurs <strong>propri\u00e9t\u00e9s physiques<\/strong>.<\/li>\n<li>D\u00e9couvrir diff\u00e9rentes techniques de s\u00e9paration des m\u00e9langes, notamment la <strong>filtration, le tamisage, la d\u00e9cantation, la flottation et la s\u00e9paration magn\u00e9tique<\/strong>.<\/li>\n<li>Comprendre comment la <strong>densit\u00e9<\/strong> et la <strong>taille des particules<\/strong> peuvent \u00eatre utilis\u00e9es pour s\u00e9parer les constituants d\u2019un m\u00e9lange.<\/li>\n<li>Observer, formuler des hypoth\u00e8ses et choisir une m\u00e9thode appropri\u00e9e pour r\u00e9soudre un <strong>probl\u00e8me de s\u00e9paration<\/strong>.<\/li>\n<li>Exp\u00e9rimenter diff\u00e9rentes techniques de s\u00e9paration \u00e0 travers des <strong>d\u00e9fis scientifiques pratiques et interactifs<\/strong>.<\/li>\n<\/ul>\n<h2><strong><u>Objectifs du secondaire:<\/u><\/strong><\/h2>\n<ul>\n<li>Distinguer une <strong>substance pure<\/strong>, un <strong>m\u00e9lange<\/strong> et un <strong>compos\u00e9<\/strong>.<\/li>\n<li>Expliquer comment les constituants d\u2019un m\u00e9lange peuvent \u00eatre s\u00e9par\u00e9s en exploitant leurs <strong>propri\u00e9t\u00e9s physiques<\/strong>, sans provoquer de r\u00e9action chimique.<\/li>\n<li>Choisir une technique de s\u00e9paration appropri\u00e9e en fonction des propri\u00e9t\u00e9s des constituants d\u2019un m\u00e9lange.<\/li>\n<li>Expliquer le r\u00f4le de propri\u00e9t\u00e9s telles que la <strong>densit\u00e9, la taille des particules, le magn\u00e9tisme et la solubilit\u00e9<\/strong> dans les proc\u00e9d\u00e9s de s\u00e9paration.<\/li>\n<li>Analyser un m\u00e9lange et <strong>justifier le choix d\u2019une m\u00e9thode de s\u00e9paration<\/strong> \u00e0 partir de ses propri\u00e9t\u00e9s.<\/li>\n<li>Faire des liens entre les techniques de s\u00e9paration exp\u00e9riment\u00e9es en classe et leurs <strong>applications dans les sciences, l\u2019industrie et la vie quotidienne<\/strong>.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Un m\u00e9lange\u2026 mais comment le s\u00e9parer? Peut-on s\u00e9parer les constituants d\u2019un m\u00e9lange sans provoquer de r\u00e9action chimique? \u00c0 travers une s\u00e9rie de d\u00e9fis scientifiques, les \u00e9l\u00e8ves d\u00e9couvrent diff\u00e9rentes propri\u00e9t\u00e9s de la mati\u00e8re et les utilisent pour s\u00e9parer des m\u00e9langes. Ils exp\u00e9rimentent notamment la densit\u00e9, la taille des particules, le magn\u00e9tisme et la solubilit\u00e9 afin de d\u00e9couvrir comment les scientifiques peuvent<\/p>\n<div class=\"h10\"><\/div>\n<p><a class=\"more-link1\" href=\"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/\">Voir plus<\/a><\/p>\n","protected":false},"featured_media":42142,"template":"","meta":[],"product_cat":[62],"product_tag":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>M\u00e9langes et s\u00e9paration - Profaqua<\/title>\n<meta name=\"description\" content=\"Un m\u00e9lange\u2026 mais comment le s\u00e9parer? Peut-on s\u00e9parer les constituants d\u2019un m\u00e9lange sans provoquer de r\u00e9action chimique? \u00c0 travers une s\u00e9rie de d\u00e9fis\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"M\u00e9langes et s\u00e9paration - Profaqua\" \/>\n<meta property=\"og:description\" content=\"Un m\u00e9lange\u2026 mais comment le s\u00e9parer? Peut-on s\u00e9parer les constituants d\u2019un m\u00e9lange sans provoquer de r\u00e9action chimique? \u00c0 travers une s\u00e9rie de d\u00e9fis\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/\" \/>\n<meta property=\"og:site_name\" content=\"Profaqua\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/profaqua\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-10-04T22:53:03+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.profaqua.ca\/wp-content\/uploads\/2026\/10\/telecharger-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"400\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/\",\"url\":\"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/\",\"name\":\"M\u00e9langes et s\u00e9paration - Profaqua\",\"isPartOf\":{\"@id\":\"https:\/\/www.profaqua.ca\/fr\/#website\"},\"datePublished\":\"2026-10-02T14:27:46+00:00\",\"dateModified\":\"2026-10-04T22:53:03+00:00\",\"description\":\"Un m\u00e9lange\u2026 mais comment le s\u00e9parer? Peut-on s\u00e9parer les constituants d\u2019un m\u00e9lange sans provoquer de r\u00e9action chimique? \u00c0 travers une s\u00e9rie de d\u00e9fis\",\"breadcrumb\":{\"@id\":\"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.profaqua.ca\/fr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Produits\",\"item\":\"https:\/\/www.profaqua.ca\/fr\/shop\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"M\u00e9langes et s\u00e9paration\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.profaqua.ca\/fr\/#website\",\"url\":\"https:\/\/www.profaqua.ca\/fr\/\",\"name\":\"Profaqua\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.profaqua.ca\/fr\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"M\u00e9langes et s\u00e9paration - Profaqua","description":"Un m\u00e9lange\u2026 mais comment le s\u00e9parer? Peut-on s\u00e9parer les constituants d\u2019un m\u00e9lange sans provoquer de r\u00e9action chimique? \u00c0 travers une s\u00e9rie de d\u00e9fis","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/","og_locale":"fr_FR","og_type":"article","og_title":"M\u00e9langes et s\u00e9paration - Profaqua","og_description":"Un m\u00e9lange\u2026 mais comment le s\u00e9parer? Peut-on s\u00e9parer les constituants d\u2019un m\u00e9lange sans provoquer de r\u00e9action chimique? \u00c0 travers une s\u00e9rie de d\u00e9fis","og_url":"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/","og_site_name":"Profaqua","article_publisher":"https:\/\/www.facebook.com\/profaqua\/","article_modified_time":"2026-10-04T22:53:03+00:00","og_image":[{"width":400,"height":400,"url":"https:\/\/www.profaqua.ca\/wp-content\/uploads\/2026\/10\/telecharger-1.png","type":"image\/png"}],"twitter_card":"summary_large_image","twitter_misc":{"Dur\u00e9e de lecture estim\u00e9e":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/","url":"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/","name":"M\u00e9langes et s\u00e9paration - Profaqua","isPartOf":{"@id":"https:\/\/www.profaqua.ca\/fr\/#website"},"datePublished":"2026-10-02T14:27:46+00:00","dateModified":"2026-10-04T22:53:03+00:00","description":"Un m\u00e9lange\u2026 mais comment le s\u00e9parer? Peut-on s\u00e9parer les constituants d\u2019un m\u00e9lange sans provoquer de r\u00e9action chimique? \u00c0 travers une s\u00e9rie de d\u00e9fis","breadcrumb":{"@id":"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.profaqua.ca\/fr\/produit\/melanges-separation\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.profaqua.ca\/fr\/"},{"@type":"ListItem","position":2,"name":"Produits","item":"https:\/\/www.profaqua.ca\/fr\/shop\/"},{"@type":"ListItem","position":3,"name":"M\u00e9langes et s\u00e9paration"}]},{"@type":"WebSite","@id":"https:\/\/www.profaqua.ca\/fr\/#website","url":"https:\/\/www.profaqua.ca\/fr\/","name":"Profaqua","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.profaqua.ca\/fr\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"fr-FR"}]}},"_links":{"self":[{"href":"https:\/\/www.profaqua.ca\/fr\/wp-json\/wp\/v2\/product\/42050"}],"collection":[{"href":"https:\/\/www.profaqua.ca\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.profaqua.ca\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.profaqua.ca\/fr\/wp-json\/wp\/v2\/media\/42142"}],"wp:attachment":[{"href":"https:\/\/www.profaqua.ca\/fr\/wp-json\/wp\/v2\/media?parent=42050"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.profaqua.ca\/fr\/wp-json\/wp\/v2\/product_cat?post=42050"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.profaqua.ca\/fr\/wp-json\/wp\/v2\/product_tag?post=42050"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}