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Sulphide ores are generally concentrated...

Sulphide ores are generally concentrated by the `:`

A

Froth floatation process

B

Gravity separation

C

Magnetic separation

D

By hand picking

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The correct Answer is:
A
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Assertion: Sulphide ores are usually concentrated by froth floatation process. Reason: Magnetic ores are usually concentrated by gravity method.

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Sulphide ore of metal are usually concentrated by froth flotation process .Which one of the following sulphide3 ores after an exception and is contrated by electrical leaching?

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