Periodic Table
22
Ti
47.867
Titanium
Transition MetalStrong, light, corrosion-resistant; TiO₂ white pigment.
Electronic Configuration
[Ar] 3d² 4s²or1s² 2s² 2p⁶ 3s² 3p⁶ 3d² 4s²
Electron shells
2e⁻n=1
8e⁻n=2
10e⁻n=3
2e⁻n=4
Properties
Atomic number
22
Atomic mass
47.867 u
Category
Transition Metal
Block / Group / Period
d · 4 · 4
Valence electrons
2
Oxidation states
+2, +3, +4
Electronegativity
1.54
Atomic radius
176 pm
Ionization energy
659 kJ/mol
Electron affinity
8 kJ/mol
Melting point
1941 K / 1668 °C
Boiling point
3560 K / 3287 °C
Density
4.51 g/cm³
State at 25 °C
solid
Personal Notes
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