Ca + H2 + O2 → Ca(OH)2
This is an oxidation-reduction (redox) reaction:
2 H0 - 2 e- → 2 HI (oxidation)
Ca0 - 2 e- → CaII (oxidation)
2 O0 + 4 e- → 2 O-II (reduction)
H2 is a reducing agent, Ca is a reducing agent, O2 is an oxidizing agent.
Reactants:
- Ca
- H2
- O2
Products: