Home
Class 12
CHEMISTRY
Aluminium is extracted in the electrolys...

Aluminium is extracted in the electrolysis of :

A

Alumina

B

Bauxite

C

Molten cryolite

D

Alumina mixed with molten cryolite

Text Solution

Verified by Experts

The correct Answer is:
D
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

Calcium is extracted by the electrolysis of :

Aluminium is obtained by the electrolysis of pure of Al_(2)O_(3) dissolved in

Sodium metal is extracted by the electrolysis of -

Sodium metal is extracted by the electrolysis of -

In an electrolytic tank, aluminium metal is being extracted by the electrolysis of molten aluminium oxide using carbon electrodes. It is observed that one of the carbon electrodes is gradually burnt aay and has to be replaced. (a) Which carbon electrode (cathode or anode) is burnt away? (b) why is this carbon electrode burnt away?

NIKITA PUBLICATION-GENERAL PRINCIPLES & PROCESSES OF ISOLATION OF ELEMENTS-Multiple choice questions
  1. When the sample of copper with the zinc impurity is to be purified by ...

    Text Solution

    |

  2. Which of the following is not an ore of Iron

    Text Solution

    |

  3. Aluminium is extracted in the electrolysis of :

    Text Solution

    |

  4. Which of the following is magnetite ?

    Text Solution

    |

  5. The purification of alumina is called

    Text Solution

    |

  6. Bauxite is purified by

    Text Solution

    |

  7. Which of the following is a sulphide ore?

    Text Solution

    |

  8. At what temperature carbon monoxide reduces ferric oxide to Fe ?

    Text Solution

    |

  9. The molecular formula of Glauber's salt is

    Text Solution

    |

  10. Off the following, the metals that cannot be obtained by electrolysis ...

    Text Solution

    |

  11. During Hoope's process for eelctrolytic refining of Al, the middle lay...

    Text Solution

    |

  12. Among following statement, the incorrect one is

    Text Solution

    |

  13. In the commercial electrochemical process for aluminium extraction, th...

    Text Solution

    |

  14. The chemical processes in the production of steel from haematite ore i...

    Text Solution

    |

  15. The chemical composition of slag formed during the smelting process in...

    Text Solution

    |

  16. Which of the following process is used in the extractive metallurgy of...

    Text Solution

    |

  17. Which ore contains both iron and copper?

    Text Solution

    |

  18. Extraction of zinc from zinc blende is achieved by:

    Text Solution

    |

  19. Select correct statement

    Text Solution

    |

  20. According to Ellingham diagram the oxidation reaction of carbon and ca...

    Text Solution

    |