Answer :
[tex]\boxed{\sf {4Fe\atop Iron}+{3O_2\atop Oxygen}\longrightarrow {2Fe_2O_3\atop Ferric\:Oxide}}[/tex]
- Here Reactant is Iron and oxygen
- Product is Ferric oxide
[tex]\boxed{\sf {4Fe\atop Iron}+{3O_2\atop Oxygen}\longrightarrow {2Fe_2O_3\atop Ferric\:Oxide}}[/tex]