2 Cu + О2 = 2 CuO, , 4 Al + 3 O2 = 2 Al2O3, , C + 2 H2 = CH4, , 2 N2 + 5 O2 = 2 N2O5, , 4 Na + O2 = 2 Na2O, , 2 Na + Cl2 = 2 NaCl, , N2 + 3 H2 = 2 NH3, , 2 S + 3 O2 = 2 SO3, , 2 P + 3 H2 = 2 PH3, , 2 Zn + O2 = 2 ZnO, , 2 Al + 3 Br2 = 2 AlBr3, , 4 Cr + 3 O2 = 2 Cr2O3, .
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