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In the alumino-thermite process, Al acts...

In the alumino-thermite process, Al acts as :

A

Reduction agent

B

Oxidising agent

C

Catalyst

D

Electrolyte

Text Solution

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The correct Answer is:
A
Reduction agent
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MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-COMPETION FILE (Objective Questions) (Multiple Choice Question from competitive examinations)
  1. Which one is malachite from the following

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  2. Identify the reaction that does not take place in a blast furnace

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  3. In the alumino-thermite process, Al acts as :

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  4. In view of the signs of Delta(r)G^(@) for the following reactions : ...

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  5. Which method of purification is represented by the following equation?...

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  6. The function of potassium ethyl xanthate in froth floatation process i...

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  7. The first step in the extraction of copper from copper pyrites

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  8. The statement that is not correct is

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  9. Roasted copper pyrite on smelting with sand produces

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  10. In the correct of the Hall-Heroult process for the extraction of Al, w...

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  11. Which one of the following ores is the best concentrated by froth floa...

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  12. What is the composition of 'Copper matte'?

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  13. The complex formed when Al(2)O(3) is leached from bauxite using concen...

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  14. The metal extracted by leaching with cyanide is

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  15. Purification of aluminium is called

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  16. Electrolytic refining's is ued to purify which of the following metals...

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  17. the common impurities present in bauxite are

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  18. Carnallite is an ore of

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  19. Which of the following is not a mineral of iron?

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  20. The one that is not a carbonate ore is:

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