\[ \begin{aligned} O_2:\;&4Li+O_2\rightarrow2Li_2O;\quad 4Na+O_2\rightarrow2Na_2O;\quad 4K+O_2\rightarrow2K_2O;\\ &2Mg+O_2\rightarrow2MgO;\quad 2Ca+O_2\rightarrow2CaO;\quad 4Al+3O_2\rightarrow2Al_2O_3;\quad 3Fe+2O_2\rightarrow Fe_3O_4. \end{aligned} \]
Для \(X=F,Cl,Br\): \[ 2Na+X_2\rightarrow2NaX;\quad 2Fe+3X_2\rightarrow2FeX_3;\quad Cu+X_2\rightarrow CuX_2. \]
\[ \begin{aligned} I_2:&\quad 2Na+I_2\rightarrow2NaI;\quad Fe+I_2\rightarrow FeI_2;\quad 2Cu+I_2\rightarrow2CuI.\\ S:&\quad 2Na+S\rightarrow Na_2S;\quad Zn+S\rightarrow ZnS;\quad Fe+S\rightarrow FeS;\\ &\quad 2Al+3S\rightarrow Al_2S_3;\quad Cu+S\rightarrow CuS.\\ N_2:&\quad 6Li+N_2\rightarrow2Li_3N;\quad 3Mg+N_2\rightarrow Mg_3N_2;\quad 2Al+N_2\rightarrow2AlN.\\ C:&\quad 4Al+3C\rightarrow Al_4C_3;\quad 3Fe+C\rightarrow Fe_3C.\\ P:&\quad 3Na+P\rightarrow Na_3P;\quad 3Ca+2P\rightarrow Ca_3P_2. \end{aligned} \]
