A) sulphide ore
B) oxide ore
C) chloride ore
D) amalgams
Correct Answer: A
Solution :
Key Idea: In froth floatation method, air and pine oil is bubbled in aqueous solution of ore. Bubbles are formed and ore particles stick to it and are separated. Sulphide ores are concentrated by froth floatation method.You need to login to perform this action.
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