NaOH + H3PO4 → Na(PO4) + H3OH
This is an acid-base reaction (neutralization): NaOH is a base, H3PO4 is an acid.
This is an oxidation-reduction (redox) reaction:
PV - 2 e- → PVII (oxidation)
O-II + 2 e- → O-IV (reduction)
Reactants:
- NaOH
- H3PO4
Products:
- Na(PO4)
- H3OH