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What is the role of cryolite in the extr...

What is the role of cryolite in the extraction of aluminium?

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The role of cryolite is to lower the melting point and alumina which speeds up the electrolysis process.
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Knowledge Check

  • During the extraction of aluminium ……..

    A
    Ingredients and gangue in bauxite
    B
    Use of leaching during the concentration of ore
    C
    Chemical reaction of transformation of bauxite into alumina by Hall's process.
    D
    Heating the aluminium ore with concentrated caustic soda.

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