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Which of the following is NOT an alkalin...

Which of the following is NOT an alkaline flux ?

A

`MgCO_(3)`

B

CaO

C

`SiO_(2)`

D

`CaCO_(3)`

Text Solution

Verified by Experts

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 reactions involves the smelting process ?

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  2. In metallurgy , flux is a substance used to convert.

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  3. Which of the following is NOT an alkaline flux ?

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  4. Specific gravity of slag is

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

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

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

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

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

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  10. During the process of polling , .

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

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

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  13. Gallium arsenide is purified by .

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

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

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

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

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

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  19. Iron exhibits property of ferromagnetism.

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

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