Magnesium Reacting with Hydrochloric Acid

Mg + 2HCl → MgCl2 + H2

Visão geral

Magnesium reacts vigorously with hydrochloric acid to produce magnesium chloride and hydrogen gas. The reaction is highly exothermic and proceeds rapidly with visible gas bubbles. Magnesium ribbon dissolves quickly with effervescence, and the solution becomes hot.

Participantes

Papel Substância Coeficiente Estado
Reagente Magnesium Mg 1 (s)
Reagente Hydrochloric Acid HCl 2 (aq)
Produto Hydrogen H 1 (g)

Exemplo do cotidiano

This reaction is used in chemistry labs to demonstrate the reactivity of metals with acids, producing hydrogen gas that pops when tested with a burning splint.

Importância industrial

O cloreto de magnésio produzido por este tipo de reacção é utilizado no controlo de pó em estradas, na remoção de gelo e na produção de magnésio metálico por electrólise.

Propriedades

Tipo
Single Replacement
Reversível
Não
Energia
Exotérmico
ΔH
-462,0 kJ/mol

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Frequently Asked Questions

What is the equation for Magnesium Reacting with Hydrochloric Acid?
The balanced equation is: Mg + 2HCl → MgCl₂ + H₂.
What type of reaction is Magnesium Reacting with Hydrochloric Acid?
Magnesium Reacting with Hydrochloric Acid is a single replacement reaction.
Is Magnesium Reacting with Hydrochloric Acid exothermic or endothermic?
Magnesium Reacting with Hydrochloric Acid is exothermic (releases energy). The enthalpy change (ΔH) is -462.0 kJ/mol.