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For the temperature at which C to CO lin...

For the temperature at which `C to CO` line lie below the metal oxide line in the Ellingham diagram , _________ can be used to reduce the metal oxide.

A

carbon

B

carbon dioxide

C

carbon monoxide

D

All of these

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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. Specific gravity of slag is

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  2. For the formation of carbon dioxide , Delta G^(@).

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  3. For the temperature at which C to CO line lie below the metal oxide li...

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  4. A newly discovered metal 'M' was found to have it graph of formation o...

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  5. Which of the following statements is INCORRECT on the basis of Ellingh...

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  6. Liquation process for refining of crude metal is used when .

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  7. During the process of polling , .

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  8. The fact that impurities are more soluble in the molten state than in ...

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  9. Inert atmosphere of argon is used during ozone refining to prevent.

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  10. Gallium arsenide is purified by .

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  11. Which of the following impurities are removed in van Arkel method ?

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  12. Which method of purification is represented by following equations ? ...

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  13. During roasting of concentrated zinc sulphide ore, which of the follow...

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  14. Roasting of concentrated zinc sulphide ore is completed at the tempera...

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  15. Which of the following is INCORRECT regarding modern vertical retort p...

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  16. Iron exhibits property of ferromagnetism.

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

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

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

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

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