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In aluminothermic process, Al is used as...

In aluminothermic process, Al is used as

A

Reducing agent

B

Oxidising agent

C

Catalyst

D

Electrolyte

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MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
  1. Identify the reaction that does not take place in a blast furnace :

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  2. If C and D are two events such that CsubD""a n d""P(D)!=0 , then the c...

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  3. In aluminothermic process, Al is used as

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  4. State the role of silica in the metallurgy of copper.

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  5. In the electrolytic refining of zinc, ............

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  6. According to Ellingham diagram, the oxidation reaction of carbon to c...

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  7. formula of copper sulphate

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  8. From the Ellingham graphs on carbon, which of the following statements...

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

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  10. Magnetic separation is used in the concentration of: Copper pyrites, C...

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  11. When limestone is heated, CO2 is given off. The metallurgical operatio...

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  12. The statement that is not correct is

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  13. Match the metal in Column I with the ores in Column II

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  14. Match the extraction process in Column I with the metal in Column II.

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  15. Match the species given in Column I that are present in the ore(s) giv...

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  16. In the extraction of chlorine from brine .

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  17. When copper ore is mixed with silica, in a reverberatory furnace coppe...

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  18. Which of the following reactions is an example of auto reduction ?

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  19. A number of elements are available in earth’s crust but most abundant ...

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  20. Zone refining is based on the principle that .

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