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Leaching is a process of...

Leaching is a process of

A

Reduction

B

Concentration

C

Refining

D

Oxidation

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The correct Answer is:
B
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ERRORLESS-GENERAL PRINCIPLES & PROCESSES OF ISOLATION OF ELEMENTS-NCERT BASED QUESTIONS (CONCENTRATION)
  1. Magnetic separation is used for increasing concentration of the follow...

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  2. The substance added in water in the froth floatation process is

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  3. Cyanide process is used for the extraction of :

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  4. An ore of tin containing FeCrO(4) is concentrated by

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  5. Bauxite ore is concentrated by

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  6. The method of concentrating the ore which makes use of the differenc...

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  7. How is ore of aluminium concentrated ?

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  8. Froth floatation process is used for the concentration of

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  9. Wolframite ore is separated from tinstone ore by the process of

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  10. The chief impurity present in bauxite is

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  11. Cassiterite is concentrated by

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  12. Froth floatation process for the concentration of ores is an illustrat...

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  13. Copper pyrites are concentrated by

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  14. In the metallurgy of zinc, flux is not used because

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  15. Fourth-floatation method is sussecfufl in separating impurities from o...

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  16. Leaching is a process of

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  17. The function of potassium ethyl xanthate in frotht floatatation proces...

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  18. Extraction of gold and silver involves leaching the metal with CN^(-) ...

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  19. Which of the following metal is the most difficult to extract from its...

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  20. Extraction of silver is achieved by initial complexation of the ore (...

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