06. GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS (HM)
Explanation:
(b)\(CaC{{O}_{3}}\to CaO+C{{O}_{2}}\)
$\underset{\text{Flux}}{\mathop{CaO}}\,\,\,+\underset{\begin{smallmatrix}
\text{Impurity}\,\text{of} \\
\,\text{haematite}
\end{smallmatrix}}{\mathop{Si{{O}_{2}}}}\,\to \underset{\text{Slag}}{\mathop{CaSi{{O}_{3}}}}\,$