Periodic Table of Elements




Titanium was first discovered in Cornwall, Great Britain, by William Gregor in 1791.

Name: Titanium
Symbol: Sc
Atomic number: 22
Atomic weight: 47.867
State: solid
Group, period, block: 4, 4, d
Color: silvery grey-white metallic
Classification: transition metal
Electron configuration: 3d2 4s2

Physical properties

Density: 4.506 g/cm-3
Melting point: 1941 K, 1668 C, 3034 F
Boiling point: 3560 K, 3287 C, 5949 F

Atomic properties

Oxidation states: 4, 3, 2, 1[1]
Electronegativity: 1.54 (Pauling scale)
Ionization energies: 1st: 658.8 kJmol-1
Covalent radius: 1608 pm
Van der Waals radius: no data
  • Ti
  • Electron Configuration


There are five naturally occurring isotopes of potassium titanium exist. They are 46Ti, 47Ti,48Ti, 49Ti, and 50Ti.
The most abundant of these is 48Ti. It makes up about 75 percent of all titanium found in nature.