During smelting an additional substance is added which combines with impurities to form a fusible product which is known as
mud
slag
flux
gangue
As we learnt
Slag -
The fusible material formed by the reaction of flux and gangue.
- wherein
FeO + SiO2 FeSiO3
Reaction of flux and gangue forms slag
Option 1)
mud
Option 2)
slag
Option 3)
flux
Option 4)
gangue
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