Question
When copper pyrite is roasted in excess of air, a mixture of Cu2S and FeO are formed. FeO is present as impurity. This can be removed as slag during Smelting. The flux added to form slag is
Answer: Option A
:
A
FeO (Basic gangue) impurity is mixed with SiO2 (acidic flux) to form a fusible slag
FeO +SiO2 → FeSiO3
(slag)
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:
A
FeO (Basic gangue) impurity is mixed with SiO2 (acidic flux) to form a fusible slag
FeO +SiO2 → FeSiO3
(slag)
Was this answer helpful ?
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