An ore sample of galena (PbS) is contaminated with zince blende (ZnS). – InterviewSolution

1.	An ore sample of galena (PbS) is contaminated with zince blende (ZnS). Name one chemical which can be used to concentrate galena selectively by froth floatation method?
Answer» Solution :SODIUM cyanide (NACN) may be used to CONCENTRATE GALENA SELECTIVELY.

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