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Iron is removed from cahalcopyrite as...

Iron is removed from cahalcopyrite as

A

FeS

B

`FeSiO_(3)`

C

`FeO`

D

`Fe_(2)O_(3)`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • If spleen of Human is removed from body then :-

    A
    Animal will die
    B
    Number of blood platelets will increase
    C
    Number of blood platelets will decrease
    D
    There will be no effect on the number of blood platelets

  • Iron is manufactured from the ore

    A
    Cryolite
    B
    Bauxite
    C
    Haematite
    D
    Chalcopyrite

  • An iron piece and a wooden pice have equal weigths in air .If they removed from air to vacuum :

    A
    the iron piece apperars to weigh more
    B
    the wooden piece appears to weigh more
    C
    there is no change in the weight of either
    D
    none of the above
    • MARVEL PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Test Your Grasp
    1. Iron is removed from cahalcopyrite as

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    2. Which of the following oxide cannot be reduced to metal by carbon ?

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    3. Brine solution on electrolysis will not give.

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    4. Which of the following steps are involved in hydrometallurgical proces...

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    5. Which method is not correct for refining of crude metals ?

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    6. Smelting involves reduction of metal oxide with

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    7. Which of the following srtatement above the advantage of masting of su...

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    8. The principal reaction in the zone of heat absorption of blast furnace...

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    9. Iron is mainly extracted by .

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    10. Electrolytic reduction of alumina to aluminium by Hall-Heroult process...

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    11. Froth floatation process may be used to increase the concentration of ...

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    12. Which of the following statement is incorrect regarding the metallurgy...

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    13. In the metallurgy of iron, the upper layer obtained in the bottom of b...

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    14. A mineral is known as an ore of metal if the metal

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    15. Froth floatation process is used for the metallurgy of

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    16. (viii) Amongest the following groups of oxides, the group containing o...

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    17. In metallurgical processes the flux used for removing acidic impuritie...

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    18. Roasting is done generally in case of

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    19. The most common method of extraction of metals from oxide ores involve

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    20. Froth floatation process for the concentration of sulphide ore is an i...

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