General Principles and Processes of Isolation of Elements
Froth floatation process is used for the :
- oxide ores
- sulphide ores
- chloride ores
- all of these
Correct Answer: Option(b)
Solution: The principal of froth floatation is the difference in the wetting properties of the ore and gangue particles with water. This method is used for the sulphide ores which gets preferably wet by the oil and the gangue with the water.
Hence, the correct option is (B).