2 Mg + 2 H3PO4 → 2 MgPO4 + 3 H2
This is an oxidation-reduction (redox) reaction:
2 PV - 2 e- → 2 PVI (oxidation)
6 HI + 6 e- → 6 H0 (reduction)
2 Mg0 - 4 e- → 2 MgII (oxidation)
H3PO4 is a reducing agent, H3PO4 is an oxidizing agent, Mg is a reducing agent.
Reactants:
- Mg
- H3PO4
Products: