Home
Class 12
CHEMISTRY
Which of the following benefication proc...

Which of the following benefication processes is used for the mineral `Al_(2)O_(3).2H_(2)O` ?

A

Froth floatation

B

Leaching

C

Liquation

D

Magnetic separation

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    NIKITA PUBLICATION|Exercise Questions From Competitive Exam|46 Videos

  • HALOALKANES AND HALOARENES

    NIKITA PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS|386 Videos

Similar Questions

Explore conceptually related problems

Which is used to separate Al_(2)O_(3) and Fe_(2)O_(3)

Name the method used for the purification of red bauxite where the following reaction is involved Al_(2)O_(3).2H_(2)O+NaCO_(3) to 2NaAlO_(3)+CO_(2)+2H_(2)

NIKITA PUBLICATION-GENERAL PRINCIPLES & PROCESSES OF ISOLATION OF ELEMENTS-Multiple choice questions
  1. The formula of limonite is

    Text Solution

    |

  2. In metallurgy, flux is a substance used to convert

    Text Solution

    |

  3. Which of the following benefication processes is used for the mineral ...

    Text Solution

    |

  4. Write about Alumino thermic process with examples.

    Text Solution

    |

  5. In the electrolysis of alumina, cryolite is added to

    Text Solution

    |

  6. Aluminium is more reactive than iron. But aluminium is less easily cor...

    Text Solution

    |

  7. Heating pyrites to remove sulphur is called

    Text Solution

    |

  8. The main function of roasting is

    Text Solution

    |

  9. Zone refining is a method to obtain

    Text Solution

    |

  10. Van Arkel method of purification of metals involves converting the met...

    Text Solution

    |

  11. Electrolytic reduction method is used fro the extraction of

    Text Solution

    |

  12. When copper is placed in the atmosphere for sufficient time, a green c...

    Text Solution

    |

  13. Roasting of copper pyrites is done

    Text Solution

    |

  14. In the metallurgy of iron, when limestone is added to the blast furnac...

    Text Solution

    |

  15. The slag obtained during the extraction of copper from coper pyrites i...

    Text Solution

    |

  16. Copper matte consists of:-

    Text Solution

    |

  17. Which method is based on distribution principle?

    Text Solution

    |

  18. Which statement about corrosive sublimate is incorrect ?

    Text Solution

    |

  19. Iron is obtained on large scale from haematite Fe(2)O(3)

    Text Solution

    |

  20. Polling process us used in the purification of

    Text Solution

    |