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Grade 12Inorganic Chemistry

Tell me role of Silica in Metallurgy of Copper ?

Profile image of Sukumar Adepu
13 Years agoGrade 12
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1 Answer

Profile image of shubham chhabra
13 Years ago
during the process of extraction of pure copper from copper pyrite,SiO2 acts as acidic flux which combines with iron oxide(FeO) to form iron silicate(FeSiO3). CuFeS2 + heat ---> Cu2s + FeS + SO2 FeS + O2 ----> Feo FeO + SiO2 ----> FeSiO3