86Rn222
Radon
Noble gasesBlock pPeriod 6Group 18gas at 20 °C
Configuration :[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁶
Atomic mass :222 u
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Modèle de Bohr · pédagogique
Electron configuration
Full[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁶
Short[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p⁶
Valence electrons8
KLMNOPQ shells
K2
L8
M18
N32
O18
P8
Electronegativity
Pauling2.2
Allen—
Mulliken (eV)—
Atomic radii
Empirical120 pm
Calculated—
Covalent150 pm
Van der Waals220 pm
Successive ionisation energies
I₁1037 kJ/mol
Electron affinity—
Oxidation states
0+2+6
Bold states = most common.