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Serpeck's method involves the heating of...

Serpeck's method involves the heating of bauxite with

A

NaOH

B

`Na_2CO_3`

C

`N_2+C`

D

`CaCO_3`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Assignment (Section-A) Objective type Question
  1. What type of ores can be concentrated by magnetic separation method ...

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  2. Which of the following is commonly used to produce form in froth float...

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  3. Serpeck's method involves the heating of bauxite with

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  4. A sulphide ore is converted into metal oxide by the process of:

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  5. Which of the following metal oxides are reduced by self-reduction meth...

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  6. Which of the following is used as reducing agent in Goldschmidt method...

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  7. Which of the following is used to reduce TiCl4 to Ti?

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  8. In Ellingham diagrams plots of Delta(f)G (oxide formation) show positi...

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  9. Which of the following statement is correct w.r.t. the following graph...

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  10. In Elingham diagrams of DeltaG de formation Vs T, which of the followi...

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  11. Which form of iron is extracted from blast furnance :

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  12. Which of the following has lowest percentage of carbon?

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  13. Why partial roasting of sulphide ore is done in the metallurgy of copp...

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  14. Zinc is extracted from zinc blende by

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  15. Which of the following metal is leached by Cyanide process

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  16. Hall-Heroult method is used during extraction of :-

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  17. Poling is used for the purification of:

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  18. Impure zinc, as collected from earthen clay retort, is called

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  19. The process of converting hydrated alumina into anhydrous alumina is c...

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  20. Write chemical reactions taking place in the extraction of zinc from z...

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