26Fe
Iron
Transition metal
Properties of Iron
- Atomic number (Z)
- 26
- Symbol
- Fe
- Name
- Iron
- Atomic mass
- 55.845 u
- Period
- 4
- Group
- 8
- Family
- Transition metals
- Classification
- Transition metal
- Electron configuration
- [Ar] 3d⁶ 4s²
About Iron
Iron is a chemical element with symbol Fe and atomic number 26 (atomic mass of about 55.845 u). It is classified as a transition metal on the periodic table.
On the periodic table, Iron is located in period 4, in group 8, belonging to the transition metals family. An element's position reveals trends in its properties, such as atomic radius, electronegativity and metallic character.
The electron configuration of Iron is [Ar] 3d⁶ 4s², which determines how it forms chemical bonds and takes part in reactions.