During concentration of _____ ores by froth floatation process potassium ethyl xanthate is added.

sulphide

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carbonate

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halide

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amide

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Solution

The correct option is A sulphide
During concentration of sulphide ores by froth floatation process potassium ethyl xanthate is added.
Ethyl xanthate, potassium ethyl xanthate and similar compounds compounds behaves as collector and attaches themselves by polar groups to ore particles making that hydrophobic and i.e., why ore particles are passed into froth.

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