3 Li Lithium 6,941 u

Lithium

Add one script tag to your page:

<div data-chemfyi="element" data-slug="Li"></div>
<script src="https://cdn.jsdelivr.net/npm/chemfyi-embed@1/dist/embed.min.js" defer></script>

Embed as an iframe:

<iframe src="https://chemfyi.com/iframe/element/Li/?style=modern&theme=light" width="420" height="400" frameborder="0" loading="lazy" style="border:0;border-radius:10px;max-width:100%"></iframe>

Paste the URL in WordPress, Medium, or Ghost:

https://chemfyi.com/fr/element/li/

Shields.io-compatible SVG badge:

Lithium badge ![Lithium](https://chemfyi.com/badge/element/Li.svg)

Web Component:

<chemfyi-element slug="Li"></chemfyi-element>
<script src="https://cdn.jsdelivr.net/npm/chemfyi-embed@1/dist/embed.min.js" defer></script>
Période
2
Groupe
1
Bloc
s-bloc
Phase (STP)
Solid

Lithium is the lightest metal and the least dense solid element. It is widely used in rechargeable batteries and psychiatric medication.

Apparence: Silvery-white

Propriétés physiques

Masse atomique 6.941 u
Densité 0.534 g/cm³
Point de fusion 180.5 °C
Point d'ébullition 1329.8 °C
Phase à STP Solid
Rayon atomique 167.0 pm

Propriétés électroniques

Électronégativité 0.98
Énergie d'ionisation 520.2 eV
Affinité électronique 59.6 eV
Électrons de valence 1

Configuration électronique

Configuration [He] 2s¹

Electron Shell Configuration

Lithium electron shell configuration Li 2e⁻ 1e⁻

Position in Periodic Table

Lithium position in the periodic table Li

Découverte

Découvert par: Johan August Arfwedson
Année: 1817

Compounds Containing Lithium

Plus de Métal Alcalin

Explore on Science FYI

Frequently Asked Questions

What is Lithium?
Lithium (Li) is a chemical element with atomic number 3. It is a solid at standard temperature and pressure, classified as a métal alcalin.
What are the key properties of Lithium?
Lithium has an atomic mass of 6.941 u, density of 0.534 g/cm³, melting point of 180.5°C, boiling point of 1329.8°C.
What is the electron configuration of Lithium?
The electron configuration of Lithium is [He] 2s1. It is in the s-block of the periodic table.
Who discovered Lithium?
Lithium was discovered by Johan August Arfwedson in 1817.
What is the electronegativity of Lithium?
Lithium has an electronegativity of 0.98 on the Pauling scale.