Cerium
Cerium (Ce) is a lanthanide and inner transition metal with atomic number 58 and atomic mass 140.1160 u. This sheet describes its fundamental properties, periodic position and physical characteristics.
Identity
- Name: Cerium
- Symbol: Ce
- Atomic number: 58
- Atomic mass: 140.1160 u
Position in the periodic table
- Group: 3 (lanthanide)
- Period: 6
- Category: Inner transition metal (lanthanide)
Physico-chemical properties
- Standard state: Solid
- Melting point: 799°C
- Boiling point: 3443°C
- Density: 6.77 g/cm³
- Electron configuration: [Xe] 4f¹ 5d¹ 6s²
Scientific description
Cerium is a chemical element with symbol Ce and atomic number 58. It is part of the lanthanides, a subgroup of the inner transition metals. Cerium occupies period 6 and is generally associated with group 3. Its standard atomic mass is 140.1160 u.
KODO: M4