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

In the alumino-thermite process, Al acts as :

A

An oxidising agent

B

A flux

C

A reducing agent

D

A solder

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The correct Answer is:
C
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MOTION-METALLURGY-EXERCISE 3
  1. In the alumino-thermite process, Al acts as :

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  2. The process of the isolation of a metal by dissolving the ora in a sui...

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  3. Carbon cannot be used in the reduction of A1(2)O(3) because:

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

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

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  6. Mercury is purified by :

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  7. Which of the following ore and metal are correctly matched:

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  8. Which of the following metal is correctly matched with its ore :

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  9. Which of the following employ(s) thermal decomposition of volatile iod...

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  10. The method of zone refining of metals is based on the principle of :

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  11. Railway wagon axles are made by heating rods of iron embedded in charc...

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  12. In the extraction of Cu from its sulphide ore, the metal is formed by ...

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  13. Carnallite on electrolysis gives

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  14. Among the following statements, the incorrect one is

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  15. Match column–I and column–II and select the correct answer using the c...

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  16. Match column–I with column–II and select the correct answer using the ...

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  17. Statement-1:Sulphide ores are concentrated by froth floatation process...

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  18. Statement-1: Platinum and gold occur in native state in nature. Stat...

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  19. Statement-I : Wolframite impurities are separated from cassiterite by ...

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  20. Assertion : In smelting, roasted ore is heated with powdered coke in p...

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