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Write down the reactions taking place in...

Write down the reactions taking place in different zones in the blast furnace during the extraction of iron.

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DINESH PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -N.C.E.R.T. Exercise
  1. Out of C and CO, which is a better reducing agent at 673K?

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  2. Name the common elements present in the anode mud in electrolytic refi...

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

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  4. Write down the chemical reactions taking place in the extraction of zi...

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  5. State the role of silica in the metallurgy of copper.

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  6. What is meant by the term "chromatography"?

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  7. What criterion is followed for the selectrion of the stationary phase ...

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  8. Describe a method for refining nickel.

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  9. How can you separate alumina from silica in a bauxite ore associated w...

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  10. Giving examples differentiate between roasting and calcination.

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  11. How is cas iron different from pig iron ?

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  12. Why copper matte is put in silica lined converter?

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  13. What is the role of cryolite in the metallurgy of aluminium?

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  14. How is leaching carried out in case of low grade copper ores?

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  15. Why is zinc not extracted from zinc oxide through reduction using CO?

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  16. The value ofDelta (f) G^(Ө) for formation of Cr(2) O(3) is – 540 kJmo...

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  17. Out of C and CO, which is better reducing agent for ZnO?

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  18. The choice of a reducing agent in a particular case depends on thermod...

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  19. Name the processes from which chlorine is obtained as a by-product. Wh...

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  20. What is the role of graphite rod in the electrometallurgy of aluminium...

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