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Out of the following reduction processes...

Out of the following reduction processes :
(i) `Fe_(2)O_(3) + 3C rarr 2Fe + 3CO`
(ii) `Cu_(2)O +C rarr 2Cu + CO`
(iii) `PbO + C rarr Pb + CO`
(iv) `ZnO + C rarr Zn + CO`
Correct process is//are :

A

(i)

B

(ii)

C

(iii)

D

(iv)

Text Solution

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The correct Answer is:
A, B, C, D
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CENGAGE CHEMISTRY-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-Exercise (Multiple Correct)
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  2. Tempering of steel

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

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

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

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  6. Select the correct statements for Ellingham diagram.

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

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

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  9. Which of the following metal oxides are reduced by self-reduction meth...

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  10. Disadvantages of using carbon as a reducing agent :

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  11. Select the correct statements :

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  12. Froth flotation process used for the concentration of sulphide ore.

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  13. Which of the following steps are involved in hydrometallurgical proces...

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  14. The reduction of an oxide by aluminium is not called

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  15. For the pyrometallurgical method used for the extraction of copper fro...

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  16. In Fe extraction, the roasting is carried out because

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  17. Select the correct statements (Ellingham diagram) :

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  18. Select the correct statements for Ellingham diagram.

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  19. The extraction of metals from sulphide ore involves

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  20. In the leaching of Ag(2)S with NaCN, a stream air is also passed. It i...

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