Titanium
Symbol
Ti
Atomic Number
22
Atomic Weight
47.88
Element Classification
Discovered By
William Gregor
Discovery Date
1791 (England)
Name Origin
Greek: titanos (Titans).
Density (g/cc)
4.54
Melting Point (K)
1933
Boiling Point (K)
3560
Appearance
Shiny, dark-gray metal
Atomic Radius (pm)
147
Atomic Volume (cc/mol)
10.6
Covalent Radius (pm)
132
Ionic Radius
68 (+4e) 94 (+2e)
Specific Heat
0.523
Fusion Heat (kJ/mol)
18.8
Evaporation Heat (kJ/mol)
422.6
Thermal Conductivity (@25°C W/m K)
21.9
Debye Temperature (K)
380.00
Pauling Negativity Number
1.54
First Ionizing Energy (kJ/mol)
657.8
Oxidation States
4, 3
Electronic Configuration
[Ar] 3d2 4s2
Lattice Structure
(1.588)
Lattice Constant
2.950
Lattice C/A Ratio
n/a