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Why there is a need to refine the extrac...

Why there is a need to refine the extracted metal?

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Knowledge Check

  • Which process is used for the extraction of metals from their sulphide ores ?

    A
    Electrolysis
    B
    Metal displacement
    C
    Smelting
    D
    Roasting

  • Which process is used for the extraction of metals from their sulphide ores ?

    A
    Electrolysis
    B
    Metal displacement
    C
    Smelting
    D
    Roasting

  • The method not used in metallurgy to refine the impure metal is

    A
    Mond's process
    B
    van-Arkel process
    C
    amalgamation process
    D
    liquation

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    Aluminothermic process is used for the extraction of metals, whoes oxides are :

    Aluminothermic process is used for the extraction of metals, whoes oxides are :

    Aluminothermic process is used for the extraction of metals , whose oxides are :

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