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the common impurities present in bauxite...

the common impurities present in bauxite are

A

`CuO`

B

`ZnO`

C

`Fe_2O_3 `

D

`SiO_2`

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The correct Answer is:
C, D
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MOTION-METALLURGY-EXERCISE 2 (LEVEL - II)
  1. Which of the following process(es) are used for purification of Bauxit...

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  2. Metals which can be extracted by smelting process are :

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  3. the common impurities present in bauxite are

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  4. Which of the following reduction reactions are actually employed in co...

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  5. Which of the following cannot be obtained by electrolytic reduction of...

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  6. Which of the following ores are concentarted by froth floatation?

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  7. Which of the following statement(s) is/are common between roasting and...

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  8. Which of the following reaction(s) occurs during calcination?

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  9. Roasting can be performed in:

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  10. Which of the following is(are) sulphide ores?

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  11. Which of the following is(are) regarded as iron ores?

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  12. Which of the following employ downward movement or ore due to gravity?

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  13. Calcium silicate slag formed in extraction of iron

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  14. Amphoteric nature of aluminium is employed in which of the following p...

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  15. Noble metal(s) which are commerically extracted by cyanide process is(...

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  16. Carbon reduction method is commercially employed for commercial extrac...

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  17. The main reaction occuring in blast furnace during the extraction of i...

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  18. Which of the following are true for electrolytic extraction of alumini...

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  19. During extraction of copper, it is obtained in the form of molten matt...

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  20. Which of the following ores is(are) concentrated industrially by froth...

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