WEBQ. In the extraction of aluminium Process X: employed for red bauxite to remove iron oxide (main impurity) Process Y: (Serpeck's process): used for white bauxite to emove Z (main impurity) then. Select correct option for the process X and impurity Z.
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WEBBauxite is purified by: This question has multiple correct options. A. Hall's process. B. ... Serpeck's process: This process is used when silica is present in considerable amount of bauxite ore. The ore is mixed with coke and heated to 1800C in presence of nitrogen, when aluminium nitride is forms. ... Process X: applied for red bauxite to ...
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WEBAluminium lies below Cr2O3 formation line in ellingham diagram Cr2O32AlRAAl2O32CrHve In the electrolysis aqueous solution of MgCl2 reduction of water takes place ...
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WEBProcess Y (Serpeck's process): applied for white bauxite to remove Z (chief impurity) then process X and impurity Z are: Medium. ... Red Bauxite is purified by Serpeck's Method. Medium. View solution > Impure bauxite on reaction with N a O H gives _____. Medium. View solution > View more.
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WEB(IV) Red Bauxite is purified by Serpect's Process. View Solution. Q2. All the statements are correct. (i) In gold Schmidt thermite process aluminium acts as a reducing agent (ii) Mg is extracted by electrolysis of aq. solution of M g C l 2 (iii) Extraction of Pb is possible by smelting (iv) Red Bauxite is purified by Serpeck's Method. View ...
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WEBNov 21, 2019 · Recently I was taught how aluminium is commercially extracted. The ore is first concentrated by leaching either by Bayer's process for red bauxite (impurity: ce{Fe2O3}) or by Serpeck's process for white bauxite (impurity: ce{SiO2}). Then alumina is reduced electrolytically via Hall–Héroult's process directly to 99% pure .
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WEBSerpeck's process is the process of converting bauxite into aluminum nitride. This process is generally used when silica is present in the bauxite ore. Therefore, Hall's process, Baeyer's process and Serpeck's process are the various processes used for the purifiion of bauxite. Hence, options A,B and C are correct. Separation ...
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WEB(i) In Gold schmidt thermite process aluminium acts as a reducing agent. (ii) Mg is extracted by electrolysis of aq. Solution of M g C l 2 (iii) Extraction of Pb is possible by carbon reduction method (iv) Red Bauxite is purified by Serpeck's process
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WEBUse T if statement is true and F if it is false (i) In Gold Schmidt thermite process aluminium acts as a reducing agent. (ii) Mg is extracted by electrolysis of aq. solution of MgCl2 . (iii) Extraction of Pb is possible by carbon reduction method. (iv) Red bauxite is purified by Serpeck's process.
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WEBObserve the following statements regarding purifiion of bauxite: I. During Hall's process, silica is removed as Si (vapour). II. Bauxite ore contaminated with F e 2 O 3 is purified in Baeyer's process. III. During Serpeck's process, A l N is formed.
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WEBS 1 : In Gold Schmidt thermite process aluminium acts as a reducing agent. S 2 : Mg is extracted by electrolysis of aqueous solution of M g C l 2 S 3 : Extraction of Pb is possible by carbon reduction of PbO in smelting. S 4 : Red bauxite is .
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WEBUse T if statement is true and F if it is false. S1 : In Gold Schmidt thermite process aluminium acts as a reducing agent. S2 : Mg is extracted by electrolysis of aqueous solution of MgCl2 S3 : Extraction of Pb is possible by carbon reduction of PbO in smelting. S4 : Red bauxite is purified by Serpecks process
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WEBJun 8, 2018 · In the purifiion of Bauxite by Hall's process. asked Apr 19, 2019 in Chemistry ... 1 answer. Bauxite containing impurities of iron oxide is purified by. asked Apr 19, 2019 in Chemistry by RenuK ( points) p block element ... +1 vote. 1 answer. Explain following processes. 1)Baeyer's Process 2)Serpeck's Process 3)Hall's .
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WEBUse T if statement is true and F if it is false.(i)In Gold schmidt thermite process aluminium acts as a reducing agent.(ii)Mg is extracted by elecrolysis of aq. solution of MgCl2 (iii)Extraction of Pb is possible by carbon reduction method(iv)Red bauxite is purified by Serpeck's process
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WEBSerpeck's process. D. Baeyer's process. Open in App. Solution. Verified by Toppr. Correct option is A. Hoope's process ... Aluminium is extracted from its chief ore, bauxite. The ore is first purified and then metal is extracted from it by electrolytic reduction. Mention one reason for the use of aluminium in thermite welding. View Solution. Q2 ...
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WEBRed bauxite contains the impurities of F e 2 O 3, S i O 2 and T i O 2. B. Red bauxite is purified by Hall's and serpeck's process. C. Hallheroult process is used for the electrolytic reduction of molten alumina dissolved in molten cryolite. D. In HallHeroult process carbon lining steel anode and graphite rods as hode are used.
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WEBIn the extraction of aluminium Process X: applied for red bauxite to remove iron oxide {chief impurity} Process Y: (Serpeck's process) : applied for white bauxite to remove z {chief impurity} then process X and impurity Z are_____. A. X = Hall and Heroult's process and Y = S i O 2. B.
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WEBRed Bauxite (which contains iron oxide as the main impurity) is purified by Bayer's process or Hall's process. White bauxite (which contains silica as chief impurity) is purified by Serperck's process.
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WEBAluminium metal is purified by: (1) Hoope's process (2) Hall's process (3) Serpeck's process (4) Baeyer's process Practice questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, NCERT Exemplar Questions and PDF Questions with answers, solutions, explanations, NCERT reference .
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WEBObserve the following statements regarding purifiion of bauxite: I. During Hall's process, silica is removed as Si (vapour). II. Bauxite ore contaminated with F e 2 O 3 is purified in Baeyer's process. III. During Serpeck's process, A l N is formed.
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WEBObserve the following statements regarding purifiion of bauxite: I. During Hall's process, silica is removed as Si (vapour). II. Bauxite ore contaminated with F e 2 O 3 is purified in Baeyer's process. III. During Serpeck's process, A l N is formed.
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WEBUse T if statement is true and F if it is false. (I) In Goldschmidt thermite process aluminium acts as a reducing agent. (II) M g is extracted by electrolysis of aq. solution of M gCl2. (III) Extraction of P b is possible by carbon reduction method. (IV) Red Bauxite is purified by Serpect's Process.
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WEBThe Bayer Process for the production of alumina from Bauxite ore is characterized by low exergy efficiency and it results in the production of significant amounts of dustlike, high alkalinity bauxite residues known as red mud. Currently red mud is produced almost at 1 to 1 mass ratio to metallurgical alumina and is disposed into sealed or unsealed artificial .
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