Aluminum Reacting with Hydrochloric Acid
2Al + 6HCl → 2AlCl3 + 3H2
Visão geral
Aluminum reacts with hydrochloric acid to produce aluminum chloride and hydrogen gas. The reaction requires the initial dissolution of the protective aluminum oxide layer, after which it proceeds vigorously. The reaction generates significant heat and rapid hydrogen evolution.
Participantes
| Papel | Substância | Coeficiente | Estado |
|---|---|---|---|
| Reagente | Aluminum Al | 2 | (s) |
| Reagente | Hydrochloric Acid HCl | 6 | (aq) |
| Produto | Hydrogen H | 3 | (g) |
Exemplo do cotidiano
Aluminum foil dissolving in muriatic acid (hydrochloric acid) demonstrates this reaction, though it should only be done with proper safety equipment.
Importância industrial
O cloreto de alumínio é um importante catalisador ácido de Lewis utilizado em reações de Friedel-Crafts em química orgânica e no refino de petróleo.
Propriedades
- Tipo
- Single Replacement
- Reversível
- Não
- Energia
- Exotérmico
- ΔH
- -1049,0 kJ/mol
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Frequently Asked Questions
What is the equation for Aluminum Reacting with Hydrochloric Acid?
The balanced equation is: 2Al + 6HCl → 2AlCl₃ + 3H₂.
What type of reaction is Aluminum Reacting with Hydrochloric Acid?
Aluminum Reacting with Hydrochloric Acid is a single replacement reaction.
Is Aluminum Reacting with Hydrochloric Acid exothermic or endothermic?
Aluminum Reacting with Hydrochloric Acid is exothermic (releases energy). The enthalpy change (ΔH) is -1049.0 kJ/mol.