Chemistry - General Principles and Processes of Isolation of Metals Question with Solution | TestHub

Among the reactions$\left(\mathrm{a}\right)-\left(\mathrm{d}\right)$, the reaction(s) that does/do not occur in the blast furnace during the extraction of iron is/are
$\left(\text{a}\right)\text{CaO}\text{+}{\text{SiO}}_{\text{2}}\to {\text{CaSiO}}_3$
$\left(\text{b}\right)\text{3}{\text{Fe}}_{\text{2}}{\text{O}}_{\text{3}}\text{+}\text{CO}\to \text{2}{\text{Fe}}_{\text{3}}{\text{O}}_{\text{4}}\text{+}{\text{CO}}_{\text{2}}$
$\left(\text{c}\right)\text{FeO}+{\text{SiO}}_{\text{2}}\to {\text{FeSiO}}_{\text{3}}$
$\left(\text{d}\right)\text{FeO}\to \text{Fe}+\frac{1}{2}{\text{O}}_{\text{2}}$