Formation of Lithium Oxide

4Li + O2 → 2Li2O

Overview

Lithium metal reacts with oxygen to form lithium oxide. Unlike the heavier alkali metals, lithium primarily forms the normal oxide rather than the peroxide or superoxide. This reaction occurs readily at room temperature, causing lithium to tarnish in air.

Participants

Role Substance Coefficient State
Reactant Oxygen O 1 (g)
Reactant Lithium Li 4 (s)

Everyday Example

Lithium batteries can react violently if the lithium metal inside is exposed to air, partially due to this oxidation reaction.

Industrial Importance

Lithium oxide is used in ceramics, glass manufacturing, and as a flux. Understanding lithium oxidation is crucial for lithium battery safety and recycling.

Properties

Type
Synthesis
Reversible
No
Energy
Exothermic
ΔH
-1198.4 kJ/mol

Related Reactions

Fischer-Tropsch Synthesis (General) Formation of Aluminum Oxide Formation of Ammonia (Haber Process) Formation of Barium Oxide Formation of Barium Sulfate Formation of Beryllium Oxide Formation of Cadmium Oxide Formation of Calcium Carbonate from Oxides Formation of Calcium Hydroxide Formation of Calcium Oxide (Quicklime)

Frequently Asked Questions

What is the equation for Formation of Lithium Oxide?
The balanced equation is: 4Li + O₂ → 2Li₂O.
What type of reaction is Formation of Lithium Oxide?
Formation of Lithium Oxide is a synthesis reaction.
Is Formation of Lithium Oxide exothermic or endothermic?
Formation of Lithium Oxide is exothermic (releases energy). The enthalpy change (ΔH) is -1198.4 kJ/mol.