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Which of the following are correctly mat...

Which of the following are correctly matched ?

A

Malachite : `CuCO_(3).Cu(OH)_(2)`

B

Chalcopyrite : `CuFeS_(2)`

C

Copper glane : `Cu_(2) S`

D

Azurite : `Cu_(2) O`

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
Option (d) is wrong as Azurite is `Cu_(3)(CO_(3))_(2)(OH)_(2)`.
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CENGAGE CHEMISTRY-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-Exercise (Multiple Correct)
  1. Which of the following ore is/are oxide ore (s) ?

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  2. Which of the following are correct processes ?

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  3. Which of the following are correctly matched ?

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

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  5. Which of the following reactions occurs during calcination ?

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  6. Leaching can be used for extraction of

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  7. MgO can be used as a refractory material because

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

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  9. The etraction of metals from oxide ores involves

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

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

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

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

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  14. Tempering of steel

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

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

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

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  18. Select the correct statements for Ellingham diagram.

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  19. Which of the following statements is/are correct ?

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  20. Which of the following pairs consists of ore the same metal ?

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