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When a metal is to be extracted from its ore, if the gangue associated with the ore is silica, then
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A basic flux is needed
Correct Option is 2 A basic flux is needed
\(\underset{\text { Acidic impurity }}{\mathrm{SiO}_2}+\underset{\text { Basic flux }}{\mathrm{CaO}} \rightarrow \underset{\text { Slag }}{\mathrm{CaSiO}_3}\)
\(\underset{\text { Acidic impurity }}{\mathrm{SiO}_2}+\underset{\text { Basic flux }}{\mathrm{CaO}} \rightarrow \underset{\text { Slag }}{\mathrm{CaSiO}_3}\)
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