3 Li Lithium 6,941 u

Lithium

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Periode
2
Golongan
1
Blok
s-blok
Fase (STP)
Solid

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

Penampilan: Silvery-white

Sifat Fisika

Massa Atom 6.941 u
Kerapatan 0.534 g/cm³
Titik Lebur 180.5 °C
Titik Didih 1329.8 °C
Fase pada STP Solid
Jari-jari Atom 167.0 pm

Sifat Elektronik

Keelektronegatifan 0.98
Energi Ionisasi 520.2 eV
Afinitas Elektron 59.6 eV
Elektron Valensi 1

Konfigurasi Elektron

Konfigurasi [He] 2s¹

Electron Shell Configuration

Lithium electron shell configuration Li 2e⁻ 1e⁻

Position in Periodic Table

Lithium position in the periodic table Li

Penemuan

Ditemukan oleh: Johan August Arfwedson
Tahun: 1817

Compounds Containing Lithium

Lebih banyak Logam Alkali

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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 logam alkali.
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.