Question

which one of the following us is concentrated by froth flotation method
a) malachite
b) cassiterite
c) galena
d) cryolite

Answer 1

hai friend,

here is your answer,

The answer is c)galena

Explanation :-

Froth ­flotation method is used for the concentration of sulphide ores. The method is based on the preferential wetting properties with the frothing agent and water. In the given options, Galena (PbS) is the only sulphide ore.

hope helped!!

Answer 2

the answer is galen....