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General Princip...

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  • Question 1
    4 / -1

    In blast furnace, the iron oxide is reduced by:

  • Question 2
    4 / -1

    Furnaces are lined with calcium oxide because

  • Question 3
    4 / -1

    Alumina

  • Question 4
    4 / -1

    Aluminium is prepared in large quantities by

  • Question 5
    4 / -1

    After partial roasting , the sulphide of copper is reduced by

  • Question 6
    4 / -1

    High purity copper metal is obtained by:

  • Question 7
    4 / -1

    Cupellation process is used in the metallugry of

  • Question 8
    4 / -1

    Metals are:

  • Question 9
    4 / -1

    Electrolytic refining is used for refining of :

  • Question 10
    4 / -1

    Van Arkel method of purification of metals involves converting the metal to a:

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