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Question: Answered & Verified by Expert
In the case of an ore containing ZnS and PbS, what depressant is used in the Froth Floatation method?
ChemistryGeneral Principles and Processes of Isolation of MetalsNEET
Options:
  • A NaOH
  • B NaCN
  • C HCl
  • D H2SO4
Solution:
2082 Upvotes Verified Answer
The correct answer is: NaCN
In the case of an ore containing ZnS and PbS, the depressant used in the Froth Floatation method is NaCN.

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