Gallium (Ga)
A fascinating post-transition metal element.
Gallium is element 31 on the periodic table.
Element properties
- Atomic number
- 31
- Symbol
- Ga
- Atomic mass
- 69.723 u
- Category
- Post-Transition Metal
- Period
- 4
- Group
- 13
- Block
- p
- State
- Solid
- Electron configuration
- [Ar] 3d10 4s2 4p1
- Electronegativity (Pauling)
- 1.81
- Density
- 5.91 g/cm³
- Melting point
- 29.7 °C
- Boiling point
- 2204 °C