When a metal is to be extracted from its ore and the gangue associated – InterviewSolution

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1.	When a metal is to be extracted from its ore and the gangue associated with the ore is silica, then
Answer» an ACIDIC flux is needed a BASIC flux is needed both acidic and basic fluxes are needed Neither of them is needed Solution :Since silica is acidic impurity the flux must be basic. `CaO+SiO_(2) to CaSiO_(3)`

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