Question

7) Concentration of an ore is done by froth-floatation process. What is
the nature of an ore?​

Answer 1

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Answer:

Another method of concentration of ores is the Froth Flotation Method. This is the process for concentration of primarily sulphide ores. It has the advantage over gravity separation because it can collect even the extremely fine particles of minerals. ... Minerals are generally wetted by oil and gangue is wetted by water.

Answer 2

Explanation: froth floatation method is used for sulphide ores like zinc, copper etc

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