Gallium
Gallium (Ga) is a chemical element belonging to the category Post-transition metal, with atomic number 31 and atomic mass 69.723 u. This sheet describes its fundamental properties, periodic position and physical characteristics.
Identity
- Name: Gallium
- Symbol: Ga
- Atomic number: 31
- Atomic mass: 69.723 u
Position in the periodic table
- Group: 13
- Period: 4
- Category: Post-transition metal
Physico-chemical properties
- Standard state: Solid
- Melting point: 29.76°C
- Boiling point: 2204°C
- Density: 5.91 g/cm³
- Electron configuration: [Ar] 3d¹⁰ 4s² 4p¹
Scientific description
Gallium is a chemical element with symbol Ga and atomic number 31. It is classified as a post-transition metal, located in group 13 and period 4. Its standard atomic mass is 69.723 u.
KODO: J4