WebAluminothermic process is used for the extraction of metals, whose oxides are: 1. fusible 2. not easily reduced by carbon 3. not easily reduced by hydrogen 4. strongly basic Q 2: 61 % (1) (2) (3) (4) Subtopic: Intro - Flux, Leaching, Roasting & Calcination View Explanation Correct %age Bookmark More Actions Launched MCQ Practice Books WebFeb 13, 2024 · (i) This method is based on the principle that the impurities are more soluble in the molten state of metal (the melt) than in the solid-state. In the process of zone refining, a circular mobile heater is fixed at one end of a rod of impure metal. As the heater moves the molten zone of the rod also moves with it.
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WebNational Council of Educational Research and Training WebDec 6, 2024 · The branch of metallurgy dealing with extraction of metals from salts is called “extractive metallurgy”. This is done by processing minerals containing metals. Factors for deciding method of extraction: … stripper plate injection molding
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Webgeneral principles and processes of isolation of elements. ... In the extraction of copper from sulphide ore the metal is formed by reduction of Cu 2 O with. FeS. CO. Cu 2 S. SO 2. A. FeS. Iron has greater affinity for oxygen as compared to copper. WebDec 31, 2024 · 1 of 27 General principles of metals extraction Dec. 31, 2024 • 1 like • 830 views Download Now Download to read offline Science This presentation will help you in understanding the basic and general principles of how metals are extracted/isolated from their respective ores. Mr. Muhammad Ullah Afridi Follow Advertisement Advertisement … WebGeneral Principles of Extraction of Metals The process of extracting the metals from their ores and refining them is calledmetallurgy. The choice of the process depends upon the nature of the ore and the type of the metal. The metal content in the ore can vary depending upon the impurities present and chemical composition of the ore. stripper plate assembly