4 H2SO4 (aq) + 4 Zn (s) + HClO4 (l) → 4 H2O (l) + HCl (aq) + 4 ZnSO4 (aq)
This is an oxidation-reduction (redox) reaction:
4 Zn0 - 8 e- → 4 ZnII (oxidation)
ClVII + 8 e- → Cl-I (reduction)
Zn is a reducing agent, HClO4 is an oxidizing agent.
Reactants:
Products:
- H2O – Water, oxidane
- HCl – Chlorane , Hydrogen chloride
- Other names: Hydrochloric acid , M , Uriatic acid
- Appearance: Colorless, transparent liquid, fumes in air if concentrated ; Colorless gas ; Colourless compressed liquefied gas with pungent odour ; Colorless to slightly yellow gas with a pungent, irritating odor. [Note: Shipped as a liquefied compressed gas.]
- ZnSO4 – Zinc sulfate