Jee MainIsolation Of ElementsJEE Main 2021 (Online) 27th July Evening ShiftMCQ+4 / -12021ENHIThe addition of silica during the extraction of copper from its sulphide ore :-Aconverts copper sulphide into copper silicateBconverts iron oxide into iron silicateCreduces copper sulphide into metallic copperDreduces the melting point of the reaction mixtureCheck AnswerClear SelectionReveal AnswerShow Explanation