Home
Class 12
CHEMISTRY
Froth-floatation is used for concenratin...

Froth-floatation is used for concenrating ________ ores.

Text Solution

Verified by Experts

sulphide
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise EXERCISE (SHORT ANSWER-TYPE QUESTIONS)|41 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise ADDITIONAL QUESTION (Mention the role of -)|8 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    CHHAYA PUBLICATION|Exercise EXERCISE (VERY SHORT ANSWER-TYPE QUESTIONS)|33 Videos

  • EQUILIBRIUM

    CHHAYA PUBLICATION|Exercise PRACTICE TEST 7|14 Videos

  • HALOAKANES AND HALOARENES

    CHHAYA PUBLICATION|Exercise Practise set 10 (Answer the following questions)|10 Videos

Similar Questions

Explore conceptually related problems

What is the role of adsorption in froth floatation process used especially for concentration of sulphide ores?

Calcination is important for ___________ ores.

Malakite is the ore of-

In froth-floatation, anilline or cresol acts as a -

Assertion (A) : Sulphide ores are concentrated by froth-floatation. Reason (R) : In froth-floatation, cresol stabilises the froth formed.

Write the principle behind the froth-floatation process. What is the role of collectors in this process?

Name the chief ores of Cu, Fe and Al . What are the methods employed for the concentration of their ores?

What are the different methods of concentration of ores?

CHHAYA PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE (Fill in the blanks )
  1. The ore of tin containing FeCrO(4) is concentrated by .

    Text Solution

    |

  2. Name the reducing agent that is used in the thermite process?

    Text Solution

    |

  3. is used as a flux to remove SiO(2) (gangue).

    Text Solution

    |

  4. The most pure iron is .

    Text Solution

    |

  5. The highly electropositive metals like Na, Mg or Al are extracted by .

    Text Solution

    |

  6. electrode is used as anode in the electrolysis of Al(2)O(3).

    Text Solution

    |

  7. Low melting metals like lead and tin are purified by .

    Text Solution

    |

  8. is used in purification of nickel by Mond process.

    Text Solution

    |

  9. The slag obtained from blast furnace mainly contains .

    Text Solution

    |

  10. Mg reduces Al(2)O(3) below .

    Text Solution

    |

  11. Metals of very high purity are produced by method.

    Text Solution

    |

  12. The metals used in space technology are purified by method.

    Text Solution

    |

  13. Froth-floatation is used for concenrating ores.

    Text Solution

    |

  14. solution is used for the extraction of silver and gold from their ores...

    Text Solution

    |

  15. In the extraction of iron, acts as a reducing agent in the upper regi...

    Text Solution

    |

  16. In the Ellingham diagram, since the (Cr, Cr(2),O(3)) line lies the (A...

    Text Solution

    |

  17. The alloy steel used for making permanent magnet is .

    Text Solution

    |

  18. Al(2)O(3) is used in chromatography.

    Text Solution

    |

  19. The reduction of a metal oxide is easier if the metal is formed in the...

    Text Solution

    |

  20. The protect various articles of iron from rusting, they are coated wit...

    Text Solution

    |