Question
Question: The reason, for floating of ore particles in concentration by froth floatation process is that :...
The reason, for floating of ore particles in concentration by froth floatation process is that :
A
They are light
B
They are insoluble
C
They are charged
D
They are hydrophobic
Answer
They are hydrophobic
Explanation
Solution
Potassium or sodium ethyl xanthate get attached with the particle of the sulphide ore and thus make them water repellant i.e. hydrophobic.