Home
Class 12
CHEMISTRY
In the commercial electrochemical proces...

In the commercial electrochemical process for aluminium extraction, the electrolyte used is

A

`Al(OH)_3` in NaOH solution

B

An aqueous solution of `Al_2(SO_4)` and `Na_(3)AlF_6`

C

A molten mixture of `Al_2O_3` and `Na_3AlF_6`

D

A molten mixture of `AIO(OH)` and `Al(OH)_3`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • GENERAL PRINCIPLES & PROCESSES OF ISOLATION OF ELEMENTS

    ERRORLESS|Exercise PAST YEARS QUESTIONS|20 Videos

  • GENERAL PRINCIPLES & PROCESSES OF ISOLATION OF ELEMENTS

    ERRORLESS|Exercise ASSERTION & REASON|8 Videos

  • GENERAL PRINCIPLES & PROCESSES OF ISOLATION OF ELEMENTS

    ERRORLESS|Exercise NCERT BASED QUESTIONS (Reduction of Free Metal)|43 Videos

  • ELECTROCHEMISTRY

    ERRORLESS|Exercise Assertion & Reason|11 Videos

  • HELOALKANES AND HALOARENES

    ERRORLESS|Exercise Assertion & Reason|8 Videos

Similar Questions

Explore conceptually related problems

In an electrochemical process, a salt bridge is used:

Electrometallurgical process is used to extract

ERRORLESS-GENERAL PRINCIPLES & PROCESSES OF ISOLATION OF ELEMENTS-NCERT BASED QUESTIONS (Refining of Crude Metal)
  1. Zone refining is based on the principle that

    Text Solution

    |

  2. One of the following metals forms a volatile compound and this propert...

    Text Solution

    |

  3. Cupellation process is involved in the metallurgy of

    Text Solution

    |

  4. The temperature of the slag zone in the metallurgy of iron using blast...

    Text Solution

    |

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

    Text Solution

    |

  6. A metal which is refined by poling is

    Text Solution

    |

  7. Van Arkel method of refining zirconium involves

    Text Solution

    |

  8. In the extraction of chlorine by electrolysis of brine.

    Text Solution

    |

  9. Brine is electrolysed by using inert electrodes. The reaction at anode...

    Text Solution

    |

  10. Which method of purification is represented by the following equations...

    Text Solution

    |

  11. The function of fluorspar in the electrolytic reduction of alumnia dis...

    Text Solution

    |

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

    Text Solution

    |

  13. The purification of alumina is called

    Text Solution

    |

  14. Purification of aluminium done by electrolytic refining is known as

    Text Solution

    |

  15. In Hall's process, the main reagent is mixed with

    Text Solution

    |

  16. Which of the following reaction is not a part of the Godschmidt alumin...

    Text Solution

    |

  17. In Goldschmidt aluminothermic process, thermite mixture contains:

    Text Solution

    |

  18. In the Hoope’s process for refining of aluminium, the fused materials ...

    Text Solution

    |

  19. Find the magnitude of the resultant of shown forces :-

    Text Solution

    |

  20. The complex formed when Al(2)O(3) is leached from bauxite using concen...

    Text Solution

    |