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प्रश्न
Define the term slag with examples of acidic and basic fluxes.
व्याख्या
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उत्तर
The fusible product formed by the chemical combination of a flux with the gangue (earthy impurities) present in an ore during high-temperature smelting.
\[\ce{Flux + Gangue -> Slag}\]
Acidic Flux: Added to remove basic impurities (like FeO).
Example: Silica (SiO2)
Basic Flux: Added to remove acidic impurities (like SiO2).
Example: Lime or Calcium Oxide (CaO) or Magnesium Oxide (MgO)
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