Formation of Calcium Oxide (Quicklime)

2Ca + O2 → 2CaO

Descripción general

Calcium metal reacts with oxygen to form calcium oxide, also known as quicklime. This highly exothermic reaction produces a brilliant white light, historically used in limelight theater lighting. Calcium is a reactive alkaline earth metal that readily oxidizes.

Participantes

Rol Sustancia Coeficiente Estado
Reactivo Oxygen O 1 (g)
Reactivo Calcium Ca 2 (s)
Producto Calcium Oxide CaO 2 (s)

Ejemplo cotidiano

Quicklime is used in construction as a component of morite and cement, and in agriculture to raise soil pH.

Importancia industrial

El óxido de calcio se produce a gran escala para la fabricación de acero, producción de cemento, tratamiento de agua y como reactivo químico en numerosos procesos industriales.

Propiedades

Tipo
Synthesis
Reversible
No
Energía
Exotérmico
ΔH
-1270,2 kJ/mol

Reacciones relacionadas

Formation of Calcium Hydroxide Formation of Carbon Monoxide Formation of Nitrogen Dioxide Formation of Potassium Chloride Formation of Sodium Bicarbonate Formation of Sodium Peroxide Formation of Silicon Dioxide Formation of Tungsten Carbide Formation of Copper(II) Sulfide Fischer-Tropsch Synthesis (General)

Frequently Asked Questions

What is the equation for Formation of Calcium Oxide (Quicklime)?
The balanced equation is: 2Ca + O₂ → 2CaO.
What type of reaction is Formation of Calcium Oxide (Quicklime)?
Formation of Calcium Oxide (Quicklime) is a synthesis reaction.
Is Formation of Calcium Oxide (Quicklime) exothermic or endothermic?
Formation of Calcium Oxide (Quicklime) is exothermic (releases energy). The enthalpy change (ΔH) is -1270.2 kJ/mol.