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The main reaction occuring in blast furn...

The main reaction occuring in blast furnace during the extraction of iron form haematite is

A

`Fe_(2)O_(3) +3CO rarr 2Fe +3CO_(2)`

B

`FeO +SiO_(2) rarr FeSiO_(3)`

C

`Fe_(2)O_(3) +3C rarr 2Fe +3CO`

D

`CaO + SiO_(2) rarr CaSiO_(3)`

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ALLEN-METALLURGY-EXERCISE -04
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  2. For the metallurgical process of which of the ores calcined ore can be...

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  4. In which of the following method of purification metal is converted to...

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  5. Which of the following statements are correct?

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  6. In the extraction of chlorine from brine

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  7. Why is an external emf of more than 2.2V required for the extraction o...

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  8. At temperature above 1073K coke can be used to reduce FeO to Fe. How c...

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  9. Wrought iron is the purest form of iron. Write a reation used for the ...

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  10. How is copper extracted from low grade copper ores?

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  11. Write two basic requirements for refining of a metal by Mond process a...

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  12. Although carbon and hydrogen are better reducing agents but they are n...

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  13. How do we separae two sulphide ores by Froth Floatation Method? Explai...

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  14. The purest form of iron is prepared by oxidising impurities from cast ...

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  15. The mixture of compounds A and B is passed through a column of AI(2)O(...

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  16. Why is sulphide ore of copper heated in a furnace afer mixing with sil...

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  17. Why are sulphide ores converted to oxide before reduction?

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  18. Which method is used for refining Zr and Ti? Explain with equation.

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  19. What should be the considerations during the extraction of metals by e...

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  20. What is the role of flux in metallurgical processes?

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