The earthly impurities in iron ore are removed in the blast furnace by the reaction
a
CO2 + C →2CO
b
Fe2O3 + 3CO →2Fe + 3CO2
c
SiO2 + CaO →CaSiO3
d
CaCO3 → CaO + CO2
e
C +CO2 → CO2
Explanation
Correct Option
cNo explanation available
Video Explanation
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