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))_(3)`

C

a molten mixture of `Al_(2)O_(3)` and `Na_(3)AlF_(6)`

D

a molten mixture of `AlO(OH)` and `Al(OH)_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    IIT-JEE PREVIOUS YEAR (CHEMISTRY)|Exercise JEE Main And Advanced|88 Videos

  • NUCLEAR CHEMISTRY

    IIT-JEE PREVIOUS YEAR (CHEMISTRY)|Exercise CHEMISTRY|2 Videos

Similar Questions

Explore conceptually related problems

In an electrochemical process, a salt bridge is used:

Electrometallurgical process is used to extract

IIT-JEE PREVIOUS YEAR (CHEMISTRY)-EXTRACTION OF METALS-JEE Main And Advanced
  1. Electrolytic reduction of alumina to aluminum by the Hall-Heroult pro...

    Text Solution

    |

  2. The chemical process in the production of steel from haematite ore inv...

    Text Solution

    |

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

    Text Solution

    |

  4. The major role of flourspar, CaF(2) which is added in small amount in ...

    Text Solution

    |

  5. Hydrogen gas will not reduce:

    Text Solution

    |

  6. In the aluminothermite process, aluminium is

    Text Solution

    |

  7. Bonds presents in CuSO(4) .5H(2)O is

    Text Solution

    |

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

    Text Solution

    |

  9. Iron is rendered passive by treatment with concentrated

    Text Solution

    |

  10. Extraction of copper from copper pyrite (CuFeS(2)) involves

    Text Solution

    |

  11. Copper is purified by electrolytic refining of bliter copper .The curr...

    Text Solution

    |

  12. Upon hetaing with Cu(2)S the regants that give copper metel are (i)...

    Text Solution

    |

  13. The carbon-based reduction method is NOT used for the extraction of

    Text Solution

    |

  14. Extraction of metal from the ore cassiterite involves

    Text Solution

    |

  15. The addition of high proportions of maganese makes steel useful in mak...

    Text Solution

    |

  16. Out of the following matals that cannot be obtained by electrolysis of...

    Text Solution

    |

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

    Text Solution

    |

  18. Al(OH)(3) is amphoteric is nature. Al-O and O-H bonds can be borken ...

    Text Solution

    |

  19. Copper is the most noble of first row transition metals and occurs in ...

    Text Solution

    |

  20. Copper is the most noble of first row transition metals and occurs in ...

    Text Solution

    |