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Why is froth floatation process selected...

Why is froth floatation process selected for the concentration of the sulphide ore ?

A

Shape selective catalysts

B

Adsorption of pine oil on sulphide ore particles

C

Adsorption of pine oil on impurities

D

Production of heat in the process of exothermic reaction.

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The correct Answer is:
B
Pine oil is adsorbed on sulphide ore particles resulting in formation of emulsion and froth.
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Why is the froth flotation method selected for the concentration of Sulphide ores ?

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