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4Li + O2 →2Li2O

4K + O2 →2K2O

2Ca + O2 →2CaO

4Na + O2 →2Na2O

2Mg + O2 →2MgO

4Al +3O2 →2Al2O3

Mn +O2 →MnO2

2Zn + O2 →2ZnO

4Cr + 3O2 →2Cr2O3

2Fe + O2 →2FeO

2Ni + O2 →2NiO

Sn + O2 →SnO2

2Pd + O2 →2PdO

2(H2) + O2 →2H2O

Cu + O2 →CuO2

2Hg + O2 →2HgO

4Ag + O2 →2Ag2O

Pt + O2 →PtO2

Au + O2 →AuO2

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