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Which of the following substance acts as...

Which of the following substance acts as collector in froth floatation method ?

A

Sodium xenate

B

Sodium pyrophosphate

C

Sodium nitroprusside

D

Sodium ethyl xanthate

Text Solution

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The correct Answer is:
D
Sodium ethyl xanthate acts as collector for sulphide ore .
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VK JAISWAL-METALLURGY-Level 2
  1. Leaching is commercially carried out for in the concentration of :

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  2. NaCN is sometimes added in the froth flotation process as a depressant...

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  3. Which of the following substance acts as collector in froth floatation...

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  4. In which of the following pair of metals, both are commercially extrac...

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  5. Formation of metallic copper from the sulphide ore in the commercial m...

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  6. There are following extraction process of silver but not:

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  7. In the extraction of aluminium Process X: employed for red bauxite t...

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  8. Give the correct order of initials T or F for following statements. Us...

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  9. FeCr(2)O(4)( chromite ) is converted to Cr by following steps : Chro...

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  10. The electrolysis of pure alumina is not feasible because :

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  11. Which of the following reaction does not occur in Bessemer’s converter...

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  12. What products are formed during the electrolysis of a of a concentrat...

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  13. During the electrolysis of carnallite, MgCl(2) is decomposed and not K...

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  14. The reduction of an oxide by aluminium is called

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  15. Incorrect statement in electrolysis of Al(2)O(3) by Hall-Heroult proce...

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  16. In the leaching of Ag(2)S with NaCN, a stream air is also passed. It i...

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  17. In van Arkel method, if I(2) is introduced at 1700 K over impure metal...

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  18. The method of zone refining of metals is based on the principle of :

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  19. Blister copper is refined by stirring molten impure metal with green l...

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  20. The anode mud in the electrolytic refining of silver contains :

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