Cr (s) + 2 NaOH (aq) + 3 H2O2 (aq) → Na2CrO4 (aq) + 4 H2O (l)
This is an oxidation-reduction (redox) reaction:
Cr0 - 6 e- → CrVI (oxidation)
6 O-I + 6 e- → 6 O-II (reduction)
Cr is a reducing agent, H2O2 is an oxidizing agent.
This is an oxidation-reduction (redox) reaction:
Cr0 - 6 e- → CrVI (oxidation)
6 O-I + 6 e- → 6 O-II (reduction)
Cr is a reducing agent, H2O2 is an oxidizing agent.
Reactants:
Products: