Chemistry - CHEMICAL BONDING Question with Solution | TestHub

$\mathrm{Mg}{\left({\mathrm{NO}}_3\right)}_2\to \mathrm{MgO}+{\mathrm{NO}}_2+{\mathrm{O}}_2;{\mathrm{NO}}_2-$ paramagnetic acidic oxide ${\mathrm{Fe}}_2{\left({\mathrm{SO}}_4\right)}_3\to {\mathrm{Fe}}_2{\mathrm{O}}_3+{\mathrm{SO}}_3;{\mathrm{FeCO}}_3\to \mathrm{FeO}+{\mathrm{CO}}_2;{\mathrm{ZnCO}}_3\to \mathrm{ZnO}+{\mathrm{CO}}_2$