Home
Class 12
CHEMISTRY
Leaching is commercially carried out for...

Leaching is commercially carried out for in the concentration of :

A

Galena

B

Argentite

C

Copper pyrites

D

Tin stone

Text Solution

Verified by Experts

The correct Answer is:
B
Leaching is carried out for the concentration of argentire `(Ag_(2)S)`
(i) `Ag_(2)S+4NaCN overset("Air")to 2Na[Ag(CN)_(2)]^(-)+Na_(2)S overset("Air")to Na_(2)SO_(4)+S`
Promotional Banner

Topper's Solved these Questions

  • METALLURGY

    VK JAISWAL|Exercise Level 3 (Passive 1)|5 Videos

  • METALLURGY

    VK JAISWAL|Exercise Level 3 (Passive 2)|5 Videos

  • METALLURGY

    VK JAISWAL|Exercise Level 3 (Passive 7)|8 Videos

  • ENVIRONMENTAL CHEMISTRY

    VK JAISWAL|Exercise ASSERTION-REASON TYPE QUESTIONS|14 Videos

  • p-BLOCK ELEMENTS

    VK JAISWAL|Exercise SUBJECTIVE PROBLEMS|36 Videos

Similar Questions

Explore conceptually related problems

Leaching is used for the concentration of

Smelling is usually carried out in

Chemical leaching is useful in the concentration of:

A first order reaction is carried out with an initial concentration of 10 mol litre and 80% of the reactant changes into product in 10 sec . Now if the same reaction is carried out with an intial concentration of 5 mol per litre the percentage of the reactant changing to the product in 10 sec is:

VK JAISWAL-METALLURGY-Level 2
  1. When ZnS and PbS minearls are present together, then NaCN is added to ...

    Text Solution

    |

  2. Leaching of Ag(2)S is carried out by heating it with a dilute solution...

    Text Solution

    |

  3. Leaching is commercially carried out for in the concentration of :

    Text Solution

    |

  4. NaCN is sometimes added in the froth flotation process as a depressant...

    Text Solution

    |

  5. Which of the following substance acts as collector in froth floatation...

    Text Solution

    |

  6. In which of the following pair of metals, both are commercially extrac...

    Text Solution

    |

  7. Formation of metallic copper from sulphide ore in te normal thermometa...

    Text Solution

    |

  8. There are following extraction process of silver but not:

    Text Solution

    |

  9. In the extraction of aluminium Process X: employed for red bauxite t...

    Text Solution

    |

  10. Give the correct order of initials T or F for following statements. Us...

    Text Solution

    |

  11. FeCr(2)O(4)( chromite ) is converted to Cr by following steps : Chro...

    Text Solution

    |

  12. The electrolysis of pure alumina is not feasible because :

    Text Solution

    |

  13. Which of the following reaction does not occur in Bessemer’s converter...

    Text Solution

    |

  14. What products are formed during the electrolysis of a of a concentrat...

    Text Solution

    |

  15. During the electrolysis of carnallite, MgCl(2) is decomposed and not K...

    Text Solution

    |

  16. The reduction of an oxide by aluminium is called

    Text Solution

    |

  17. Incorrect statement in electrolysis of Al(2)O(3) by Hall-Heroult proce...

    Text Solution

    |

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

    Text Solution

    |

  19. In van Arkel method, if I(2) is introduced at 1700 K over impure metal...

    Text Solution

    |

  20. The method of zone refining of metals is based on the principle of :

    Text Solution

    |