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Match the unit processes in Group 1 with the objectives in...

This question belongs to Metallurgical Engineering Extractive Metallurgy
Extractive Metallurgy
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Match the unit processes in Group 1 with the objectives in Group 2.
Group 1 Group 2
P. Leaching 1. Precipitation of metal in aqueous solution
Q. Cementation 2. Selective dissolution of metal
R. Roasting 3. Conversion of mattee to metal
S. Converting 4. Conversion of sulfide to oxide
5. Separation of metal from slag

Answer & Solution
Correct Answer: Option B
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