{"product_id":"separation-and-identification-of-chemical-species","title":"Separation and Identification of Chemical Species","description":"\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe course \u003c\/span\u003e\u003cspan\u003eSeparation and Identification of Chemical Species\u003c\/span\u003e\u003cspan\u003e presents a \u003c\/span\u003e\u003cspan\u003esystematic scheme\u003c\/span\u003e\u003cspan\u003e for separating and identifying ions in complex mixtures, based on the \u003c\/span\u003e\u003cspan\u003eCation Qualitative Scheme\u003c\/span\u003e\u003cspan\u003e. Cations are organized into five groups, separated sequentially with specific reagents (hydrochloric acid, hydrogen sulfide in acidic and basic media, ammonium carbonate), with rigorous control of \u003c\/span\u003e\u003cspan\u003epH and temperature\u003c\/span\u003e\u003cspan\u003e, and Group V cations are identified in the final supernatant, for example, via the \u003c\/span\u003e\u003cspan\u003eflame test\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIn parallel, the \u003c\/span\u003e\u003cspan\u003eIdentification of Anions\u003c\/span\u003e\u003cspan\u003e uses preliminary effervescence and solubility tests against silver and barium salts. This knowledge allows analysts to predict analytical incompatibilities between cations and anions, optimizing the subsequent scheme.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe methodology culminates in the analysis of unknown samples, with three stages: preliminary screening, targeted anion testing, and the cationic scheme for compatible cations. The course emphasizes that the chemist must act as an investigator of matter, interpreting colors, textures, and chemical behaviors to produce precise and reliable scientific reports.\u003cbr\u003e\u003c\/p\u003e","brand":"EstudeLivre","offers":[{"title":"Default Title","offer_id":43018549133389,"sku":"SEPARACAO-ESPECIES","price":42.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/0466\/6701\/files\/image_d400b1bb-a1f0-4616-a25a-0d59cb364c1f.png?v=1779364225","url":"https:\/\/www.edugradus.com\/en-us\/products\/separation-and-identification-of-chemical-species","provider":"EduGradus","version":"1.0","type":"link"}