2 KCr2O7 + 14 KI + 14 H2SO4 → 7 I2 + 2 Cr2(SO4)3 + 8 K2SO4 + 14 H2O
This is an oxidation-reduction (redox) reaction:
14 I-I - 14 e- → 14 I0 (oxidation)
4 Cr13/2 + 14 e- → 4 CrIII (reduction)
KI is a reducing agent, KCr2O7 is an oxidizing agent.
This is an oxidation-reduction (redox) reaction:
14 I-I - 14 e- → 14 I0 (oxidation)
4 Cr13/2 + 14 e- → 4 CrIII (reduction)
KI is a reducing agent, KCr2O7 is an oxidizing agent.
Reactants:
Products: