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In Belgian process, for reduction of Z...

In Belgian process, for reduction of ZnO to Zn reductant is

A

Al

B

Coal or Coke

C

`H_(2)`

D

Water gas

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The correct Answer is:
B
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AAKASH SERIES-PRINCIPLES OF METALLURGY-Objective Exercise - 1 (Extration of some metals)
  1. In the metallurgy of copper blister copper is obtained from

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  2. Zinc is obtained on large scale by

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  3. In Belgian process, for reduction of ZnO to Zn reductant is

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  4. The metal that occurs in the native state as well as in the combined f...

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  5. The matter obtained in the metallurgy of copper has the approximate ...

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  6. The metal extracted by leaching with a cyanide is

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  7. The chemical reagent used for leaching of gold and silver ores is

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  8. Name the metal M, which is extracted based on the following equation ...

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  9. Of the following metals that cannot be obtained by electolysis of the ...

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  10. Commercially important ore of copper is its

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  11. Which is the chief ore of copper ?

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  12. Match the extraction processes listed in Column-I with metals listed i...

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  13. The chemical composition of slag formed during smelting process in the...

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  14. The statement that is not correct is

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  15. Chemical leaching is useful in the concen-tration of

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  16. The electrolytic reduction method for the preparation of aluminium is ...

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  17. In the electrolytic reduction of alumina, the anodic product is

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  18. Which of the following process is used in the extractive metallurgy of...

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  19. In the Bayer's process of purification of red hauxite the leaching age...

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  20. A common metal widely used in the displacement method to obtain other ...

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