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Metallury involves steps :...

Metallury involves steps :

A

Cencentration of ore

B

Reduction of ore

C

Purification

D

Alloy formation

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The correct Answer is:
A, B, C
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CENGAGE CHEMISTRY-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-Exercise (Multiple Correct)
  1. Ca(3)(PO(4))(2) is :

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  2. Metal (s) which does/do not form amalgam is/are :

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  3. Metallury involves steps :

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  4. Which of the following ore is/are oxide ore (s) ?

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  5. Which of the following are correct processes ?

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  6. Which of the following are correctly matched ?

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  7. Auto-reduction process is used for the extraction of :

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  8. Which of the following reactions occurs during calcination ?

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  9. Leaching can be used for extraction of

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  10. MgO can be used as a refractory material because

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  11. Salt which is (are) least likely to find in minerals

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  12. The etraction of metals from oxide ores involves

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  13. According to Ellingham diagram the oxidation reaction of carbon and ca...

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  14. Which of the following statements are correct regarding metallurgy of ...

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  15. The major role of flourspar, CaF(2) which is added in small amount in ...

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  16. Which is correct process-mineral group in metallurgical extraction ?

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  17. Tempering of steel

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  18. Out of the following reduction processes : (i) Fe(2)O(3) + 3C rarr 2...

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  19. Out of the following matals that cannot be obtained by electrolysis of...

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  20. Silver containing lead as an impurity is not purified by

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