Titanium (Ti) - Element 22 | Properties & Electron Configuration
What is Titanium?
Titanium (Ti) is element 22, a transition metal in period 4, group 4. Its electron configuration is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d² 4s².
| Atomic Number | 22 |
| Symbol | Ti |
| Atomic Mass | 47.867 u |
| Category | Transition Metal |
| Period | 4 |
| Group | 4 |
| Block | d |
| Electron Configuration | 1s² 2s² 2p⁶ 3s² 3p⁶ 3d² 4s² |
| Short Config | [Ar] 3d² 4s² |
| Electronegativity | 1.54 |
| Atomic Radius | 140 pm |
| Ionization Energy | 659 kJ/mol |
| Electron Affinity | 8 kJ/mol |
| Phase (STP) | Solid |
Electron Configuration
The full electron configuration of Titanium is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d² 4s². In noble gas shorthand, this is written as [Ar] 3d² 4s².
Titanium is a d-block element in group 4, period 4.
Periodic Trends
Electronegativity: Titanium has a Pauling electronegativity of 1.54. Within group 4, electronegativity generally decreases down the group.
Atomic Radius: 140 pm. Across period 4, atomic radius generally decreases left to right as nuclear charge increases.
Ionization Energy: 659 kJ/mol. Ionization energy generally increases across a period and decreases down a group.
View all 118 elements with trend overlays for electronegativity, atomic radius, ionization energy, and electron affinity.
Explore Titanium on the Interactive Periodic TableRelated Topics
Zirconium (Zr)
Properties of Zirconium - same group as Titanium
Hafnium (Hf)
Properties of Hafnium - same group as Titanium
Rutherfordium (Rf)
Properties of Rutherfordium - same group as Titanium
Potassium (K)
Properties of Potassium - same period as Titanium
Calcium (Ca)
Properties of Calcium - same period as Titanium
Scandium (Sc)
Properties of Scandium - same period as Titanium