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Outline the principles of refining of me...

Outline the principles of refining of metals by the following methods. i, Zone refining ii. Electrolytic refining iii. Vapour pháse refining

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V PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-QUESTION BANK
  1. Name the process from which chlorine is obtained as a by-product.What...

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  2. What is the role of graphite rod in the electrometallugy of aluminium?

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  3. Outline the principles of refining of metals by the following methods....

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  4. Predict conditions under which Al might be expected to reduce MgO

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  5. All ores are minerals, but all minerals are not ores.Is this statement...

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  6. Explain the term gangue,flux and slag.

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  7. An oxide ore A has a magnetic oxide B and SiO2 as the chief impur...

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  8. Suggest methods for concentration of the following ores?1.ZnS 2.Fe2 O...

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  9. Given below are the names of a few ores. Classify them as oxide ores, ...

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  10. Some metallic compounds /ores are given below [ZnS, .Al2 O3 .2 H2 O,...

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  11. A.Describe the purification of Ti by Van Arkel method. B.Explain the p...

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  12. A house wife gave some of her gold ornaments to a person for polishing...

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  13. While adding the raw materials into the Blast furnace for the extracti...

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  14. Given below is a symbolic parktng zone. Select stitable term from thos...

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  15. In a classroom discussion Ramu said that ocean is a store house of ele...

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  16. In a classroom discussion Raju said that silver ores and native gold h...

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  17. Froth floatation process is convenient for the concentration of sulphi...

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  18. A.Name the metallurgical refining technique used for purification of N...

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  19. a. 'The ore mixed with coke and limestone is introduced into the blast...

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  20. How does NaCN act as a depressant in preventing ZnS from forming the ...

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