ChemistryEasy99×since 2002Q1403In the extraction of copper, its sulphide ore is heated in a reverberatory furnace after mixing with silica to:Aremove FeO\mathrm{FeO}FeO as FeSiO3\mathrm{FeSiO}_{3}FeSiO3Bremove calcium as CaSiO3\mathrm{CaSiO}_{3}CaSiO3Cdecrease the temperature needed for roasting of Cu2 S\mathrm{Cu}_{2} \mathrm{~S}Cu2 SDseparate CuO\mathrm{CuO}CuO as CuSiO3\mathrm{CuSiO}_{3}CuSiO3Check answerSkip