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General Princip...

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  • Question 1
    1 / -0

    The extraction of metal from the ore is:

  • Question 2
    1 / -0

    Match Column 1 with Column 2:

    Column 1 
    		Column 2
    A. Mond's process$$1.\ Cr_{2}O_{3}+2Al\xrightarrow{\triangle}2Cr+Al_{2}O_{3}$$ 
    B. van Arkel process 
    		$$2.\ TiCl_{4}+2Mg \xrightarrow{\triangle}Ti+2MgCl_{2}$$
    C. Thermite process$$3.\ Ni(CO)_{4} \xrightarrow{\triangle}Ni+4CO$$
    D. Kroll's process$$4.\ ZrI_{4} \xrightarrow{\triangle}Zr+2I_{2}$$

  • Question 3
    1 / -0

    Generally sulphide ores are concentrated by which of the following process?

  • Question 4
    1 / -0

    Natron is a mineral whose formula represented by:

  • Question 5
    1 / -0

    The collecting agent in froth floatation process is:

  • Question 6
    1 / -0

    Liquation process is used for the concentration of which ore?

  • Question 7
    1 / -0

    Carbon cannot be used to reduce :

  • Question 8
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    Which one of the following is used in the extraction of aluminium by electrolytic process?

  • Question 9
    1 / -0

    Liquation method is used to refine which of the following crude metal?

  • Question 10
    1 / -0

    The metal obtained in the Pidgeon process is:

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