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Copper pyrites are concentrated by...

Copper pyrites are concentrated by

A

Electromagnetic method

B

Gravity method

C

Froth floatation process

D

All of the above methods

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The correct Answer is:
C
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A2Z-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF METALS-Metallurgy Of Cu, Fe, Ag, Al, Zn, And Au
  1. In extraction of copper, we use

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  2. In the extraction of Cu the reaction takes place Bessemer converter is...

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  3. Copper pyrites are concentrated by

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  4. An ore like zinc blends is concentrated by

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  5. Which of the following statement is incorrect about the extractive met...

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

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  7. In smelting the furnace most suitable is

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  8. Flux added in the extraction of iron is

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  9. Copper and tin are refined by:

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  10. In the manufacture of iron from haematile, the limestone acts as a

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  11. Blister copper is:

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  12. The slag obtained during the extraction of copper from coper pyrites i...

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  13. Tin and zinc can be refined by:

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  14. Complex is formed in the extraction of

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  15. Ag(2)S +NaCN rarr (a) (a) +Zn rarr (d) (b) is a metal. Hence (a) a...

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  16. Which of the following metal is extracted by amalgamation process?

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  17. Leaching of Ag(2)S is carried out by heating it with a dilute solution...

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  18. The reaction 2ZnS +3O(2) rarr2ZnO +2SO(2) in the metallurgical process...

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  19. In Mac Arthur Forest method, silver is extracted from the solution of ...

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  20. In blast furnace, the highest temperature is in

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