22Ti47.867

Titane

Transition metalsBlock dPeriod 4Group 4solid at 20 °C
Configuration :[Ar] 3d² 4s²
Atomic mass :47.867 u
English :Titanium
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Modèle de Bohr · pédagogique

Electron configuration

Full1s² 2s² 2p⁶ 3s² 3p⁶ 3d² 4s²
Short[Ar] 3d² 4s²
Valence electrons4
KLMNOPQ shells
K2
L8
M10
N2

Electronegativity

Pauling1.54
Allen1.38
Mulliken (eV)

Atomic radii

Empirical140 pm
Calculated176 pm
Covalent160 pm
Van der Waals
Ionic radii (Shannon-Prewitt)
+460.5 pm

Successive ionisation energies

I₁658.8 kJ/mol
I₂1309.8 kJ/mol
I₃2652.5 kJ/mol
I₄4174.6 kJ/mol
I₅9581 kJ/mol
Electron affinity7.6 kJ/mol

Oxidation states

-2-10+1+2+3+4
Bold states = most common.
Period 4Block dIUPAC Group 4Family Transition metals
Sources : NIST Atomic Weights & Isotopic Compositions, IUPAC Recommendations, CODATA. Methodology