Au + O2 → AuO2
This is an oxidation-reduction (redox) reaction:
Au0 - 4 e- → AuIV (oxidation)
2 O0 + 4 e- → 2 O-II (reduction)
Au is a reducing agent, O2 is an oxidizing agent.
This is an oxidation-reduction (redox) reaction:
Au0 - 4 e- → AuIV (oxidation)
2 O0 + 4 e- → 2 O-II (reduction)
Au is a reducing agent, O2 is an oxidizing agent.