Question
Question: Which one of the following ores is best concentrated by froth floatation method?...
Which one of the following ores is best concentrated by froth floatation method?
A
Magnetite
B
Cassiterite
C
Galena
D
Malachite.
Answer
Galena
Explanation
Solution
Froth-floatation method is used for the concentration of sulphide ores. The method is based on the preferential wetting properties with the frothing agent and water. Here galena (PbS) is the only sulphide ore.