Li + O2 = Li2O Li: 1 Li loses 1 electron O: 1 O gains 2 electrons
Mg + CO2 = C + MgO Mg: 1 Mg loses 2 electrons C: 1 C gains 4 electrons O: 1 O gains 2 electrons
Li + O2 = Li2O
Li: 1 Li loses 1 electron
O: 1 O gains 2 electrons
Mg + CO2 = C + MgO
Mg: 1 Mg loses 2 electrons
C: 1 C gains 4 electrons
O: 1 O gains 2 electrons