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When the impurities are removed from an ...

When the impurities are removed from an ore, the metal becomes liable to

A

Calcination

B

Oxidation

C

Magnetic concentration

D

Reduction

Text Solution

Verified by Experts

The correct Answer is:
D
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MARVEL PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Test Your Grasp
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  2. Iron is removed from cahalcopyrite as

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

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  4. Brine solution on electrolysis will not give.

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

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  7. Smelting involves reduction of metal oxide with

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

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

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  10. Iron is mainly extracted by .

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

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

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

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  19. Roasting is done generally in case of

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

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