2 C12H22O11 (aq) + 35 O2 (g) → 22 H2O2 (aq) + 24 CO2 (g)
This is an oxidation-reduction (redox) reaction:
24 C0 - 96 e- → 24 CIV (oxidation)
44 O0 + 44 e- → 44 O-I (reduction)
26 O0 + 52 e- → 26 O-II (reduction)
C12H22O11 is a reducing agent, O2 is an oxidizing agent, O2 is an oxidizing agent.