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Giving examples differentiate between ro...

Giving examples differentiate between roasting and calcination.

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Define a cistron. Giving examples differentiate between monocistronic and polycistronic unit.

(a) Differentiate between roasting and calcination. (b)How is cast iron different from pig iron ? ("C") Explain magnetic separation method in detail.

Give points to differentiate between:

CENGAGE CHEMISTRY-APPENDIX INORGANIC VOLUME 2-Exercises
  1. Describe a method for refining nickel.

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

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  3. Giving examples differentiate between roasting and calcination.

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  4. How is cast iron different from pig iron?

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  5. Differentiate between minerals and ores.

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

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

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

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

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  10. The value of triangle(f)G^(ɵ)(Cr2O3)=-540kJmol^-1 and triangle(f)G^(ɵ)...

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  11. Out of C and CO, which is a better reducing agent at 673K?

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

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

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

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

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  16. Why does the reactivity of nitrogen differ from phosphorus?

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  17. Discuss the trends in chemical reactivity of group 15 elements.

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  18. Why does NH3 form hydrogen bond but PH3 does not?

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  19. How is nitrogen prepared in the laboratory? Write the chemical equatio...

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  20. How is ammonia manufactured industrially?

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