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

${\text{ZnCO}}_{\text{3}}\to {\text{ZnO+CO}}_{\text{2}}$

${\text{Fe}}_{\text{2}}{\text{O}}_{\text{3}}\text{+}\text{3C}\to \text{2Fe}\text{+}\text{3CO}$

$\text{ 2PbS}\text{+}{\text{3O}}_{\text{2}}\to \text{2PbO}\text{+}{\text{2SO}}_{\text{2}}$

${\text{Al}}_{\text{2}}{\text{O}}_{\text{3}}{\text{.2H}}_{\text{2}}\text{O}\to {\text{Al}}_{\text{2}}{\text{O}}_{\text{3}}\text{+}{\text{2H}}_{\text{2}}\text{O}$