Hydrochloric Acid and Calcium Hydroxide

2HCl + Ca(OH)2 → CaCl2 + 2H2O

Descripción general

Hydrochloric acid reacts with calcium hydroxide (slaked lime) to form calcium chloride and water. Calcium hydroxide is a dibasic compound that requires two equivalents of HCl. This neutralization is widely used in water treatment and industrial acid waste handling.

Participantes

Rol Sustancia Coeficiente Estado
Reactivo Calcium Hydroxide Ca(OH)₂ 1 (s)
Reactivo Hydrochloric Acid HCl 2 (aq)
Producto Water H₂O 2 (l)

Ejemplo cotidiano

Road salt (calcium chloride) used for de-icing in winter can be produced by this neutralization reaction.

Importancia industrial

El cloruro de calcio se usa para deshielo de carreteras, control del polvo en vías sin pavimentar, aceleración del fraguado del hormigón y como desecante industrial.

Propiedades

Tipo
Acid-Base
Reversible
No
Energía
Exotérmico
ΔH
-118,0 kJ/mol

Reacciones relacionadas

Hydrochloric Acid and Barium Hydroxide Acetic Acid and Sodium Acetate Buffer System Acetic Acid Dissociation in Water Ammonia and Hydrochloric Acid Ascorbic Acid and Sodium Hydroxide Barium Hydroxide and Ammonium Thiocyanate (Endothermic) Carbonic Acid and Sodium Hydroxide Aluminum Hydroxide as Amphoteric Acid with NaOH Aluminum Chloride and Chloride Ion (Lewis Acid-Base) Formic Acid and Sodium Hydroxide

Frequently Asked Questions

What is the equation for Hydrochloric Acid and Calcium Hydroxide?
The balanced equation is: 2HCl + Ca(OH)₂ → CaCl₂ + 2H₂O.
What type of reaction is Hydrochloric Acid and Calcium Hydroxide?
Hydrochloric Acid and Calcium Hydroxide is a acid-base reaction.
Is Hydrochloric Acid and Calcium Hydroxide exothermic or endothermic?
Hydrochloric Acid and Calcium Hydroxide is exothermic (releases energy). The enthalpy change (ΔH) is -118.0 kJ/mol.