H2SO4 + K2Cr2O7 + 3 H2SO3 → 4 H2O + K2SO4 + Cr2(SO4)3
This is an oxidation-reduction (redox) reaction:
3 SIV - 6 e- → 3 SVI (oxidation)
2 CrVI + 6 e- → 2 CrIII (reduction)
H2SO3 is a reducing agent, K2Cr2O7 is an oxidizing agent.
This is an oxidation-reduction (redox) reaction:
3 SIV - 6 e- → 3 SVI (oxidation)
2 CrVI + 6 e- → 2 CrIII (reduction)
H2SO3 is a reducing agent, K2Cr2O7 is an oxidizing agent.
Reactants:
Products: