2 KI + 2 K2Cr2O7 + 9 H2SO4 → 2 HIO3 + 2 Cr2(SO4)3 + 3 K2SO4 + 8 H2O
This is an oxidation-reduction (redox) reaction:
2 I-I - 12 e- → 2 IV (oxidation)
4 CrVI + 12 e- → 4 CrIII (reduction)
KI is a reducing agent, K2Cr2O7 is an oxidizing agent.
This is an oxidation-reduction (redox) reaction:
2 I-I - 12 e- → 2 IV (oxidation)
4 CrVI + 12 e- → 4 CrIII (reduction)
KI is a reducing agent, K2Cr2O7 is an oxidizing agent.
Reactants:
Products: