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In metallurgy if iron, charge introduced...

In metallurgy if iron, charge introduced in the blast furnace consists of __________.

A

roasted ore, silica and calcium hydroxide

B

roasted ore, coke and calcium hydroxide

C

roasted ore , coke and calcium carbonate

D

roasted ore , coke and calcium silicate

Text Solution

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The correct Answer is:
C
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TARGET PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Critical Thinking
  1. Which of the following is INCORRECT regarding modern vertical retort p...

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  2. Iron exhibits property of ferromagnetism.

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  3. In metallurgy if iron, charge introduced in the blast furnace consists...

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  4. In the cup and cone arrangement of blast furnace, the cone enables .

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  5. In the metallurgy of iron, when limestone is added to the blast furnac...

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  6. The smelting of iron in the blast furnace involves all the following p...

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  7. Which of the following reactions does NOT occur in blast furnace ?

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  8. Which of the following is NOT a mineral of aluminium ?

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  9. Baeyer's process is used for the purification of bauxite containing as...

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  10. The chief impurity present in bauxite is

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  11. Which of the following reaction is involved in the Hall's method of pu...

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  12. Alumina is .

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  13. Aluminium is produced on a large scale by electrolysis of alumina, dis...

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  14. In hall and Heroult's process , the molten electrolyte is covered with...

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  15. Aluminothermic process is used for the extraction of metals, whose oxi...

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  16. High quantity of heat is produced in the formation of Al(2)O(3). This ...

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  17. For the extraction of chromium from Cr(2)O(3) the process adopted is ...

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  18. The reaction which shows as autoreduction is .

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  19. Blister copper is .

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  20. During electrolytic refining of blister copper, .

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