64Gd
Gadolinium
Lanthanide
Properties of Gadolinium
- Atomic number (Z)
- 64
- Symbol
- Gd
- Name
- Gadolinium
- Atomic mass
- 157.25 u
- Period
- 6
- Group
- —
- Family
- Lanthanides (f-block)
- Classification
- Lanthanide
- Electron configuration
- [Xe] 4f⁷ 5d¹ 6s²
About Gadolinium
Gadolinium is a chemical element with symbol Gd and atomic number 64 (atomic mass of about 157.25 u). It is classified as a lanthanide on the periodic table.
On the periodic table, Gadolinium is located in period 6, outside the numbered groups (f-block), belonging to the lanthanides (f-block) family. An element's position reveals trends in its properties, such as atomic radius, electronegativity and metallic character.
The electron configuration of Gadolinium is [Xe] 4f⁷ 5d¹ 6s², which determines how it forms chemical bonds and takes part in reactions.