Soufre
Block pPeriod 3Group 16solid at 20 °C
Configuration :[Ne] 3s² 3p⁴
Atomic mass :32.06 u
English :Sulfur
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Modèle de Bohr · pédagogique
Electron configuration
Full1s² 2s² 2p⁶ 3s² 3p⁴
Short[Ne] 3s² 3p⁴
Valence electrons6
KLMNOPQ shells
K2
L8
M6
Electronegativity
Pauling2.58
Allen2.589
Mulliken (eV)—
Atomic radii
Empirical100 pm
Calculated88 pm
Covalent105 pm
Van der Waals180 pm
Ionic radii (Shannon-Prewitt)
-2184 pm
Successive ionisation energies
I₁999.6 kJ/mol
I₂2252 kJ/mol
I₃3357 kJ/mol
I₄4556 kJ/mol
I₅7004.3 kJ/mol
Electron affinity200 kJ/mol
Oxidation states
-2-10+1+2+3+4+5+6
Bold states = most common.