The correct statement is:
leaching of bauxite using concentrated NaOH solution gives sodium aluminate and sodium silicate.
the Hall-Heroult process is used for the production of aluminum and iron
pig iron obtained from cast iron
the blistered appearance of copper during the metallurgical process is due to the evaluation of
leaching of Bauxite using concentrated NaOH solution gives sodium aluminate and sodium silicate
It is Buyer's process
sodium aluminate
silica + NaOH sod. silicate
leaching of bauxite using concentrated NaOH solution gives sodium aluminate and sodium silicate.
Option 2)the Hall-Heroult process is used for the production of aluminum and iron
Option 3)
pig iron obtained from cast iron
Option 4)the blistered appearance of copper during the metallurgical process is due to the evaluation of
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