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In the froth floatation process for bene...

In the froth floatation process for benefication of the ores, the ore particles float because

A

they are light

B

their surface is not easily wet by water

C

they bear electrostatic charge

D

they are insoluble

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The correct Answer is:
B
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V PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-QUESTION BANK
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  2. Heating an ore in the absence of air. below its melting point is calle...

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  3. In the froth floatation process for benefication of the ores, the ore ...

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  4. Galena is an ore of

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  5. For which ore of the metal, froth floatation method is used for concen...

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  6. The froth floatation process is based upon

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  7. Which one of the following ores is best concentrated by froth floatati...

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  8. Cassiterite is an ore of

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  9. Cassiterite is concentrated by

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  10. Which of the following metals is extracted by. the electrometallurgica...

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  11. The methods chiefly. used for the extraction of lead and tin from thei...

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  12. In the extraction of Fe from 'Fe2 O3' the reducing agent is

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  13. During the extraction of iron, slag produced is

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  14. The magnetite ore is

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  15. The ore having two different metal atom is

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  16. The most electropositive metals are isolated from their ores by

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  17. Which method of purification is represented by the equations. Ti(s)+2...

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  18. Vapour phase refining of nickel is carried out using

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  19. Mond's process is used for

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  20. Some metals occur in the native form because of their

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