2 Al (s) + 6 HCl (aq) → 2 AlCl3 (aq) + 3 H2 (g)
This is an oxidation-reduction (redox) reaction:
6 HI + 6 e- → 6 H0 (reduction)
2 Al0 - 6 e- → 2 AlIII (oxidation)
HCl is an oxidizing agent, Al is a reducing agent.
Reactants:
- Al
- 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.]
- Other names: Hydrochloric acid
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