Home
Class 12
CHEMISTRY
Explain the 'froth' floatation process'...

Explain the 'froth' floatation process'

Text Solution

Verified by Experts

The correct Answer is:
Ore particles are wetted by oils while impurties are wetted by water.
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    A N EXCEL PUBLICATION|Exercise QUESTION BANK|80 Videos

  • HALOALKANES AND HALOARENES

    A N EXCEL PUBLICATION|Exercise QUESTION BANK |87 Videos

Similar Questions

Explore conceptually related problems

Explain froth floatation process for the concentration of Ore.

NaCN is sometimes added in the froth flotation process as a depressant when ZnS and PbS minerals are expected because

In the froth floatation process for benefication of the ores, the ore particles float because

What is the role of depressant in froth floatation process?

During the concentration of sulphide ores by froth floatation process, the separation of sphalerite and galena is achieved by which of the following substances used as depressant?

Assertion : Carbonate and hydroxide ores are concentrated by froth floatation process. Reason : In froth floatation process, mineral oil is used because it preferentially wets the gangue particles.

Sulphide ores are concentrated by froth floatation process. Write the name or formulae of any two sulphide ores of copper.

Sulphide ores, of metáls are usually concentrated by froth floatation process. Which óne of the following sulphíde ores offers an "exception and is concèntrated by chemical leaching.

A N EXCEL PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-QUESTION BANK
  1. Name two metals which can be refined by van-Arkel Method.

    Text Solution

    |

  2. Match the items of Column I with items of Column II

    Text Solution

    |

  3. Explain the 'froth' floatation process'

    Text Solution

    |

  4. What is the role of limestone (CaCo3) in the extraction of iron?

    Text Solution

    |

  5. Monds process is used for refining of Ni and Van Arkel method is used ...

    Text Solution

    |

  6. Which of the following is the ore of zinc?

    Text Solution

    |

  7. There are servral methods for refining metals. Explain a method for re...

    Text Solution

    |

  8. Metals are extracted from their ores. Among the following which metal ...

    Text Solution

    |

  9. Carbonate ores are usually subjected to calcination, while sulphide or...

    Text Solution

    |

  10. Leaching is a process of concentration of ores. Explain the leaching o...

    Text Solution

    |

  11. Which of the following is not an Ore of Iron? Haematite,Magnetite,Mala...

    Text Solution

    |

  12. Explain froth floatation process for the concentration of Ore.

    Text Solution

    |

  13. During metallurgy, the metal extracted may still contain impurities. D...

    Text Solution

    |

  14. Name two metals that are refined by distillation.

    Text Solution

    |

  15. How would you convert crude germanium into ultrapure germanium? Explai...

    Text Solution

    |

  16. What is the role of limestone (CaCo3) in the extraction of iron?

    Text Solution

    |

  17. Alumina is mixed with cryolite and subjected to electrolysis to extrac...

    Text Solution

    |

  18. What is pig iron?

    Text Solution

    |

  19. What is hydrometallurgy?

    Text Solution

    |

  20. Explain the method of preparation of copper by hydrometallurgy.

    Text Solution

    |