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In the metallurgy of iron, when limeston...

In the metallurgy of iron, when limestone is added to the blast furnace,the calcium ions end up in

A

slag

B

gangue

C

metallic Ca

D

calcium carbonate

Text Solution

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The correct Answer is:
A
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TARGET PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Critical Thinking
  1. In metallurgy if iron, charge introduced in the blast furnace consists...

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

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

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

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

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

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

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  8. The chief impurity present in bauxite is

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

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  10. Alumina is .

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

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

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

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

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

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  16. The reaction which shows as autoreduction is .

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  17. Blister copper is .

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  18. During electrolytic refining of blister copper, .

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  19. Cu^(2+) ions are more stable than Cu^(+) ions because Cu^(2+) ions as ...

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  20. Which of the following is NOT an ore ?

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