Cr2O3 + 4 KNO3 + 2 KOH → H2O + 4 KNO2 + 2 KCrO4
This is an oxidation-reduction (redox) reaction:
4 NV + 8 e- → 4 NIII (reduction)
2 CrIII - 8 e- → 2 CrVII (oxidation)
KNO3 is an oxidizing agent, Cr2O3 is a reducing agent.
This is an oxidation-reduction (redox) reaction:
4 NV + 8 e- → 4 NIII (reduction)
2 CrIII - 8 e- → 2 CrVII (oxidation)
KNO3 is an oxidizing agent, Cr2O3 is a reducing agent.
Reactants:
Products: