The earthly impurities in iron ore are remo..

Question 1 Report

The earthly impurities in iron ore are removed in the blast furnace by the reaction

CO₂ + C →2CO

Fe₂O₃ + 3CO →2Fe + 3CO₂

SiO₂ + CaO →CaSiO₃

CaCO₃ → CaO + CO₂

C +CO₂ → CO₂