Zinc Reacting with Hydrochloric Acid

Zn + 2HCl → ZnCl2 + H2

Descripción general

Zinc granules react with hydrochloric acid to produce zinc chloride and hydrogen gas. This is a moderately vigorous reaction commonly used in laboratories to generate hydrogen gas for experiments. The reaction rate can be increased by using powdered zinc or warming the acid.

Participantes

Rol Sustancia Coeficiente Estado
Reactivo Zinc Zn 1 (s)
Reactivo Hydrochloric Acid HCl 2 (aq)
Producto Hydrogen H 1 (g)

Ejemplo cotidiano

This reaction is commonly demonstrated in school labs with Kipp's apparatus to generate a steady stream of hydrogen gas for collection and testing.

Importancia industrial

Reacción de referencia en la serie de actividad de metales y en la generación de hidrógeno a pequeña escala.

Propiedades

Tipo
Single Replacement
Reversible
No
Energía
Exotérmico
ΔH
-152,4 kJ/mol

Reacciones relacionadas

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Frequently Asked Questions

What is the equation for Zinc Reacting with Hydrochloric Acid?
The balanced equation is: Zn + 2HCl → ZnCl₂ + H₂.
What type of reaction is Zinc Reacting with Hydrochloric Acid?
Zinc Reacting with Hydrochloric Acid is a single replacement reaction.
Is Zinc Reacting with Hydrochloric Acid exothermic or endothermic?
Zinc Reacting with Hydrochloric Acid is exothermic (releases energy). The enthalpy change (ΔH) is -152.4 kJ/mol.