22Ti47.867
Titanium
Transition Metal
Solid at STP
Period 4Group 4Block DDiscovered 1791
[Ar]4s2 3d2
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.
📖 Read more on Wikipedia →Atomic Properties
| Atomic Number | 22 |
| Atomic Mass | 47.867 u |
| Electron Configuration | [Ar]4s2 3d2 |
| Oxidation States | +4, +3, +2 |
| Electronegativity | 1.54 (Pauling) |
| Atomic Radius | 187 pm |
| Ionization Energy | 6.828 eV |
| Electron Affinity | 0.079 eV |
| Block | D |
Physical Properties
| Appearance | silvery grey-white metallic |
| Standard State | Solid |
| Melting Point | 1941 K (1667.8 °C) |
| Boiling Point | 3560 K (3286.8 °C) |
| Density | 4.5 g/cm³ |
| Molar Heat | 25.06 J/(mol·K) |
| CPK Color | #BFC2C7 |
Classification
| Category | Transition Metal |
| Group Block | Transition metal |
| Period | 4 |
| Group | 4 |
| Block | D |
Discovery
| Year Discovered | 1791 |
| Discovered By | William Gregor |
| Named By | Martin Heinrich Klaproth |
| Electron Shells | 2, 8, 10, 2 |