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Froth floatation process is used for the...

Froth floatation process is used for the concentration of the ore of :

A

difference in specific gravity of ore and Gangue particles

B

electrical conductivity of ore particles

C

partial solubility

D

difference in melting points of ore and gangue particles

Text Solution

Verified by Experts

(1) Due to difference in density between the ore particles and impurity particles, this sepration is possible, hence option (1) is correct.
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NARAYNA-METALLURGY-STATEMENT TYPE QUESTOINS
  1. Froth floatation process is used for the concentration of the ore of :

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  2. Assertion: All minerals are ore. Reason: Ores are minerals from whic...

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  3. Metals of high purity are obtained by zone refining. Impurities are ...

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  4. (A) Au,Pt,Ag etc are found in free state (R ) The metals which are n...

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  5. (A) Roasting is a process in which the ore is heate in presence of air...

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  6. During the electrolysis of aqueous sodium chloride the cathodic reacti...

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  7. The ore that is concentrated by froth floatation process is

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  8. Assertion: Ag and Au are extracted by leaching the ores with a dilute ...

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  9. (A) Alumina has hgih condutivity (R ) The mixture of alumia and cryo...

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  10. What is the percentage of carbon in pig iron and cast iron ?

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  11. Steel contains more carbon than wrought iron

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  12. Aluminium metal is generally used for the extraction of chromium and m...

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  13. Statement-1:Electrolytic reduction of alumina to aluminium by Hall-Her...

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  14. In Froth floatation process for, pine oil functions oil functions as:

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  15. Silver is refined by cupellation process, the process removes the impu...

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  16. Statement-1:Magnesia and quick lime are used as basic flux. Statemen...

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  17. The ore that is concentrated by froth floatation process is

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  18. Assertion : Nickel can be purified by Mond process. Reason : Ni(CO)(...

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  19. Zinc is used to protect corrosion of iron because

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  20. Cinnabar (HgS) and galena (PbS) on roasting give their respective meta...

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  21. Statement-1: Silicones are used as high class industrial insulators. ...

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