Carbone
Block pPeriod 2Group 14solid at 20 °C
Configuration :[He] 2s² 2p²
Atomic mass :12.011 u
English :Carbon
Latin :Carbonium
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Modèle de Bohr · pédagogique
Electron configuration
Full1s² 2s² 2p²
Short[He] 2s² 2p²
Valence electrons4
KLMNOPQ shells
K2
L4
Electronegativity
Pauling2.55
Allen2.544
Mulliken (eV)—
Atomic radii
Empirical70 pm
Calculated67 pm
Covalent76 pm
Van der Waals170 pm
Ionic radii (Shannon-Prewitt)
+416 pm
-4260 pm
Successive ionisation energies
I₁1086.5 kJ/mol
I₂2352.6 kJ/mol
I₃4620.5 kJ/mol
I₄6222.7 kJ/mol
I₅37831 kJ/mol
Electron affinity153.9 kJ/mol
Oxidation states
-4-3-2-10+1+2+3+4
Bold states = most common.