WEBHallHeroult's process is the electrolysis refining of bauxite ore. C O 2 is removed as impurities. Thus statement I is incorrect. Baeyer's process is used for red bauxite and serpeck's process for white bauxite. Bauxite ore contain impurities of F e 2 O 3 .
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WEBStep by step video image solution for In 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 : by Chemistry experts to help you in doubts scoring excellent marks in Class 12 exams.
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WEBB)The Bayer process is the principal industrial means of refining bauxite to produce alumina (aluminium oxide). C) Serpeck's process: This process is used when silica is present in considerable amount of bauxite ore.
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WEB(X) Red bauxite contains the impurities of oxides of iron and silies. In Bayer process, alumina is dissolved by reacting sodium hydroxide solution leaving behind the insoluble oxide of iron. (Y) White bauxite contains the impurity of silica which is removed by Serpeck's method.
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WEBJul 26, 2023 · Solution For PURIFICATION OF BAUXITE ORE (a) Baeyer's process This process is mainly applied to bauxite ore containing ferric oxide as chief impurity. ... The colour of such ore is usually red and hence called red bauxite. Al 2 ... Serpeck's process This process is used when silica is present in considerable amounts in bauxite ore.
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WEBStep by step video, text image solution for In the extraction of aluminium Process X: employed for red bauxite to remove iron oxide (main impurity) Process Y: (Serpeck's process): used for while bauxite to remove Z (main impurity) then, Select correct option for the process X and impurity Z. by Chemistry experts to help you in doubts scoring .
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WEBJul 21, 2023 · Name the method used for the purifiion of red bauxite where the following reaction is involved Al(2)O(3).2H(2)O+NaCO(3) to 2NaAlO(3)+CO(2)+2H(2) ... Serpeck's method. D. Hoope's method. Video Solution. More from this Exercise. 20 videos. Text Solution. ... Electrochemical process (electrolysis of fused salt) is empolyed to ex...
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WEBSteps in Bayer process : (1) Ore Preparation : It is important to do ore preparation to reduce total precentage of silica in boxite. Using crushing and grinding, the silica content reduced from 10% to % as bauxite tends to get concentrated in the finer fractions (, 100 mesh). Another importance of using finer bauxite is to increase ...
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WEBSERPEK'S PROCESS : The process is used for the bauxite ore which contain silica as major impurity [which is called white bauxite]. The powdered bauxite ore is mixed with carbon and heated at high temperature in the presence of N 2 gas,during this process AlN,CO and H 2 O are formed.. Hydrolysis of AlN produces Al(OH) 3 and NH 3,Al(OH) 3 .
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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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WEBProcess X: applied for red bauxite to remove iron oxide. Process Y: (Serpeck's process): applied for white bauxite to remove Z (chief impurity) Then, process X and impurity Z are: Q. In the extraction of aluminium. Process X : applied for .
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WEBStep by step video, text image solution for In the extraction of aluminium Process X: employed for red bauxite to remove iron oxide (main impurity) Process Y: (Serpeck's process): used for while bauxite to remove Z (main impurity) then, Select correct option for the process X and impurity Z. by Chemistry experts to help you in doubts scoring .
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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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WEBAug 1, 2009 · A good summary of the process and some variants is given by Misra (1986). A schematic for a typical laterite process variation is shown in Fig. 1. Operations with a red background represent those involving either the bauxite or mud, and thus represent the socalled "redside" of the Bayer process.
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WEBSelect the correct statements from the following: (1) In leaching of red bauxite KOH or HNO, can be used as a leaching agent because it is amphoteric. (11) In metallurgical process, reduction of metal oxide is easier if the metal formed is in liquid state at the temperature of reduction.
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WEBQ. Explain the significance of the following in the extraction of aluminium. (i) Bauxite. (ii) Sodium hydroxide. (iii) Cryolite. (iv) Graphite. Q. Give the correct order of T or F for the following statements. Use T if statement is true and F if it is false. (I) In Goldschmidt thermite process aluminium acts as a reducing agent.
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WEBJul 21, 2023 · (1) Red bauxite contains the impurities of iron oxides S i O 2 and T i O 2 (2) Red bauxite is purified by hall's and Serpeck's process (3) Hall Heroult process is used for the electrolytic reduction of molten alumina dissolved in molten cryolite (4) In electrolytic reduction of alumina fluorine gas is liberated at anode as by product
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WEBClick here👆to get an answer to your question ️ Identify the process to which the following reaction belongs : + Na2CO3 2NaAlO2 + 2H2O + CO2 2NaAlO2 + 2H2O + CO2 50 60^ + Na2CO3 ... Serpeck's process. D. None of these. Medium. Open in App. Solution. Verified by Toppr. Correct option is A) Hall's Process: (Red bauxite)
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WEBClick here👆to get an answer to your question ️ In the extraction of aluminiumProcess X : applied for red bauxite to remove iron oxide chief impurityProcess Y : (Serpeck's process) : applied for white bauxite to remove z chief .
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WEBStep by step video, text image solution for In the extraction of aluminium Process X: employed for red bauxite to remove iron oxide (main impurity) Process Y: (Serpeck's process): used for while bauxite to remove Z (main impurity) then, Select correct option for the process X and impurity Z. by Chemistry experts to help you in doubts scoring .
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WEBvan arkel process; serpeck's process; baeyer's process; hall's heroult's process; A. serpeck's process. B. ... In this process the impure metal is converted into volatile lodides, which are again dissociated to get pure metal. ... Which among the following statement(s) is(are) true for the extraction of aluminium from bauxite? View Solution. Q4 ...
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