Solution 7:
In the blast furnace reduction of iron oxides take place at different temperature ranges as shown below. At 
![\[\begin{array}{l} 3 \mathrm{Fe}_{2} \mathrm{O}_{3}+\mathrm{CO} \longrightarrow 2 \mathrm{Fe}_{3} \mathrm{O}_{4}+\mathrm{CO}_{2} \\ \mathrm{Fe}_{2} \mathrm{O}_{3}+4 \mathrm{CO} \longrightarrow 3 \mathrm{Fe}+4 \mathrm{CO}_{2} \\ \mathrm{Fe}_{2} \mathrm{O}_{3}+\mathrm{CO} \longrightarrow 2 \mathrm{Fe}+\mathrm{CO}_{2} \\ \mathrm{At} 900-1500 \mathrm{~K} \\ \mathrm{C}+\mathrm{CO}_{2} \longrightarrow 2 \mathrm{CO} \\ \mathrm{FeO}+\mathrm{CO} \longrightarrow \mathrm{Fe}+\mathrm{CO}_{2} \\ \mathrm{C}+\mathrm{O}_{2} \longrightarrow \mathrm{CO}_{2} \end{array}\]](https://www.learnatnoon.com/s/wp-content/ql-cache/quicklatex.com-61f7945d174f1c262b09189ff9b77543_l3.png "Rendered by QuickLaTeX.com")
![\[\begin{array}{l} \hline \mathrm{FeO}+\mathrm{C} \longrightarrow \mathrm{Fe}+\mathrm{CO} \\ \mathrm{CaCO}_{3} \stackrel{\Delta}{\longrightarrow} \mathrm{CaO}+\mathrm{CO}_{2} \\ \mathrm{CaO}+\mathrm{SiO}_{2} \longrightarrow \mathrm{CaSiO}_{2}(\mathrm{Slag}) \end{array}\]](https://www.learnatnoon.com/s/wp-content/ql-cache/quicklatex.com-ed38f10d86cef3b0a35e8049425f793e_l3.png "Rendered by QuickLaTeX.com")
Solution 7:
In the blast furnace reduction of iron oxides take place at different temperature ranges as shown below. At
