Ti
Titanium
Atomic number: 22Mass: 47.867 uCategory: Transition Metal
About Titanium
Titanium is a lustrous transition metal with a silver colour and low density. It is extremely strong for its weight and highly corrosion-resistant. It is biocompatible, meaning the human body tolerates it well.
Properties
Period
4
Group
4
Block
D
Category
Transition Metal
Electronegativity
1.54 (Pauling)
Ionization Energy
658.8 kJ/mol
Melting Point
1941 K (1668°C)
Boiling Point
3560 K (3287°C)
Density
4.506 g/cm³
Oxidation States
+2, +3, +4
Electron Configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 3d² 4s²
[Ar] 3d² 4s²
Shell 1:2e⁻
Shell 2:8e⁻
Shell 3:10e⁻
Shell 4:2e⁻
Real-World Uses
Aircraft and spacecraft
Medical implants
Sunscreen (TiO₂)
Sports equipment
Armour
Fun Fact
Titanium is so biocompatible that bone cells will actually grow directly onto implanted titanium — your skeleton bonds with it!