3 Li Lithium 6,941 u

Lithium

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Periyot
2
Grup
1
Blok
s-Blok
Faz (STP)
Solid

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

Görünüm: Silvery-white

Fiziksel Özellikler

Atom Kütlesi 6.941 u
Yoğunluk 0.534 g/cm³
Erime Noktası 180.5 °C
Kaynama Noktası 1329.8 °C
STP'de Faz Solid
Atom Yarıçapı 167.0 pm

Elektronik Özellikler

Elektronegatiflik 0.98
İyonlaşma Enerjisi 520.2 eV
Elektron Afinitesi 59.6 eV
Değer Elektronları 1

Elektron Yapısı

Yapılandırma [He] 2s¹

Electron Shell Configuration

Lithium electron shell configuration Li 2e⁻ 1e⁻

Position in Periodic Table

Lithium position in the periodic table Li

Keşif

Keşfeden: Johan August Arfwedson
Yıl: 1817

Compounds Containing Lithium

Daha fazla Alkali Metal

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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 alkali metal.
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.