77Ir
Iridium
Transition metal
Properties of Iridium
- Atomic number (Z)
- 77
- Symbol
- Ir
- Name
- Iridium
- Atomic mass
- 192.217 u
- Period
- 6
- Group
- 9
- Family
- Transition metals
- Classification
- Transition metal
- Electron configuration
- [Xe] 4f¹⁴ 5d⁷ 6s²
About Iridium
Iridium is a chemical element with symbol Ir and atomic number 77 (atomic mass of about 192.217 u). It is classified as a transition metal on the periodic table.
On the periodic table, Iridium is located in period 6, in group 9, 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 Iridium is [Xe] 4f¹⁴ 5d⁷ 6s², which determines how it forms chemical bonds and takes part in reactions.