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(i) Name a metal refined by Van Arkel me...

(i) Name a metal refined by Van Arkel method.
(ii) Explain the process of obtaining "blister copper" from "copper matte" with equation.

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MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Revision Exercises(Short answer questions)
  1. (a) Name the role of Na(3)AlF(6) in the electrolytic reduction of alum...

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  2. (i) Name the method of refining of metals such as Germanium. (ii) In...

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  3. All ores are minerals while all minerals are not ores because :

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  4. (a) What are the two requirements for vapour phase refining? Write the...

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  5. Name the principal ore of aluminium. Explain the significance of leach...

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  6. (a) Write the principle of method used for the refining of germanium ...

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  7. Describe the role of (i) NaCN in the extraction of gold from its ore...

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

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  9. (i) Name a metal refined by Van Arkel method. (ii) Explain the proce...

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  10. (i) Explain zone refining method for refining of metals. (ii) Explai...

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  11. (i) Write composition of copper matte. (ii) Write balanced equations...

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  12. (a) Name the method of refining which is (i) used to obtain semicond...

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  13. Describe the role of the following : (i) NaCl in the extraction of ...

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  14. Match the following processes of metallurgy with their corresponding o...

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  15. Describe the principle controlling each of the following processes: ...

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  16. (i) Name a method used for the refining of zirconium. (ii) What is t...

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  17. Write the principle of the following (a) Zone refining (b) Froth f...

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  18. (a) Write the principle involved in the vapour phase refining of metal...

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  19. Write down the reactions taking place in Bast furnace related to the m...

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  20. Write down the reactions taking place in different zones in the blast ...

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