58Ce
Cerium
Lanthanide
Properties of Cerium
- Atomic number (Z)
- 58
- Symbol
- Ce
- Name
- Cerium
- Atomic mass
- 140.116 u
- Period
- 6
- Group
- —
- Family
- Lanthanides (f-block)
- Classification
- Lanthanide
- Electron configuration
- [Xe] 4f¹ 5d¹ 6s²
About Cerium
Cerium is a chemical element with symbol Ce and atomic number 58 (atomic mass of about 140.116 u). It is classified as a lanthanide on the periodic table.
On the periodic table, Cerium 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 Cerium is [Xe] 4f¹ 5d¹ 6s², which determines how it forms chemical bonds and takes part in reactions.