Home
Class 12
CHEMISTRY
Which one of the following ores is best ...

Which one of the following ores is best concentrated by froth flotation method:

A

Galena

B

Malachite

C

Magnetite

D

Siderite

Text Solution

Verified by Experts

The correct Answer is:
A
froth floatation method is mainly applicable for sulphide ores
(1) malachite ore `Cu(OH)_2 . CucO_3`
(2) magnetic ore : ` Fe_3 O_4`
(3) siderite ore : `FeCO_3`
(4) Galena ore ` : Pbs ` (sulphide ore)
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    DISHA PUBLICATION|Exercise EXERCISE -1: CONCEPT BUILDER (TOPICWISE)|60 Videos

  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    DISHA PUBLICATION|Exercise EXERCISE -1: CONCEPT APPLICATOR|35 Videos

  • EQUILIBRIUM

    DISHA PUBLICATION|Exercise Exercise-2 : Concept Applicator|30 Videos

  • HALOALKANES AND HALOARENES

    DISHA PUBLICATION|Exercise Exercise -2 : Concept Applicator|28 Videos

Similar Questions

Explore conceptually related problems

Which one of the following ores is best concentrated by froth floatation method ?

Which one of the following ores is the best concentrated by froth floatation method?

Which one of the following ores is not concentrated by froth floatation process ?

DISHA PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE -1: CONCEPT APPLICATOR
  1. Which one of the following ores is best concentrated by froth flotatio...

    Text Solution

    |

  2. Consider the following reactions : 2XS+3O(2)overset(Delta)to 2XO+2SO...

    Text Solution

    |

  3. XCl(2)("excess")+Ycl(2) to XCl(4)+Y darr , YO underset(gt400^(@))ove...

    Text Solution

    |

  4. All ores are minerals while all minerals are not ores because :

    Text Solution

    |

  5. Consider the following reaction at 1000^(@)C (A) Zn (s) + (1)/(2) O...

    Text Solution

    |

  6. Correct match is:

    Text Solution

    |

  7. Select correct statement:

    Text Solution

    |

  8. By which process Pb and Sn are extracted respectively are:

    Text Solution

    |

  9. Which of the following faction is of no significance for roasting sul...

    Text Solution

    |

  10. When copper pyrites is roasted in excess of air, a mixture of CuO + Fe...

    Text Solution

    |

  11. Sulphide ores of metals are usually concentrated by both floatation pr...

    Text Solution

    |

  12. Calcination is the process in which

    Text Solution

    |

  13. Extraction of zinc from zinc blende is achieved by

    Text Solution

    |

  14. In froth flotation process many chemicals (frother, collector, activat...

    Text Solution

    |

  15. In the metallurgy of Zn the Zn dust obtained from roasting and reducti...

    Text Solution

    |

  16. A sulphide ore is first converted into its oxide before reduction. Thi...

    Text Solution

    |

  17. Carbon and CO gas are used to reduce which of the following pairs of m...

    Text Solution

    |

  18. While extracting an element from its ore, the ore is grind and leached...

    Text Solution

    |

  19. Consider the following statements - In the aluminothermite process,...

    Text Solution

    |

  20. Which statement is correct?

    Text Solution

    |

  21. Aluminium is prepared in large quantities by

    Text Solution

    |