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Electrolysis method is used for the extr...

Electrolysis method is used for the extraction of

A

Cu

B

Fe

C

Al

D

Na

Text Solution

Verified by Experts

The correct Answer is:
C, D
More electropositive metals are extracted by electrolysis method. Eg: Al, Na, Mg etc.
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AAKASH SERIES-METALLURGY-LEVEL-II (LECTRURE SHEET) (EXERCISE-I)
  1. Froth flotation

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  2. The function of adding cryolite in the clectrolytic reduction of alumi...

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  3. Electrolysis method is used for the extraction of

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  4. Which of the following equation reprsents smelting process

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  5. In the extraction of which of the following metals is used for amalgam...

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  6. The flux that can be used for the removal of hasic impurities like Cou...

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  7. Chemical reduction is used in the extraction of

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  8. Bessemerisation is used in the metallurgy of

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  9. Electro-metallurgical process (electrolysis of fused electrolyte) is e...

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  10. Electrolytic reduction is used in the extraction of

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  11. Carbon is used as a common reducing agent in the extraction of

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  12. The smelting of iron in a blast furnace involves the following process...

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  13. Which of the following reaction in the blast furnaces are endothermic ...

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  14. Silver is extracted by

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  15. In the electrolysis of alumina cryolite is added to:

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  16. Which of the following metals) can be obtained by electrolysis of thei...

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  17. Electrolytic process is used for the extraction of

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  18. Which of the following contains) aluminium

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  19. Which of the following mineralores contains magnesium?

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  20. Which of the following is are present in mica?

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