22TiTitanium47.8671[Ar] 3d² 4s²
transition metal
Titanium
Titanium is a chemical element with symbol Ti and atomic number 22. It is a lustrous transition metal with a silver color, low density and high strength. It is highly resistant to corrosion in sea water, aqua regia and chlorine.
A stylized shell model. Electrons are quantum objects, not particles following these literal paths. Sizes and motion are illustrative.
Electrons by shell
Electron configuration
3d2
4s2
18 is the [Ar] core total across three shells.
At a glance
- Atomic number
- 22
- Atomic mass
- 47.8671 u
- Phase
- Solid
- Density
- 4.506 g/cm³
- Melting point
- 1,941 K
- Boiling point
- 3,560 K
- First ionization energy
- 658.8 kJ/mol
- Electronegativity
- 1.54
- Electron affinity
- 7.289 kJ/mol
- Molar heat capacity
- 25.06 J/(mol·K)
- Period
- 4
- Appearance
- silvery grey-white metallic
Conditions and isotopes affect measured properties. Some properties of short-lived elements are predicted. Electronegativity uses the Pauling scale.
Keep exploring
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