Extraction of copper from copper pyrite (CuFeS 2 ) involves (2016)
Chemistry · JEE Advanced · NTA Exams — General Principles and Processes of Isolation of Elements
Extraction of copper from copper pyrite (CuFeS2) involves
(2016)
(2016)
- crushing followed by concentration of the ore by froth-flotation
- removal of iron as slag
- self-reduction step to produce ‘blister copper’ following evolution of SO2
- refining of ‘blister copper’ by carbon reduction.
Answer
(A) crushing followed by concentration of the ore by froth-flotation, (B) removal of iron as slag, (C) self-reduction step to produce ‘blister copper’ following evolution of SO 2, (D) refining of ‘blister copper’ by carbon reduction.
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