103Lr266
Lawrencium
ActinidesBlock fPeriod 7solid at 20 °C
Configuration :[Rn] 5f¹⁴ 7s² 7p¹
Atomic mass :266 u
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Modèle de Bohr · pédagogique
Electron configuration
Full[Rn] 5f¹⁴ 7s² 7p¹
Short[Rn] 5f¹⁴ 7s² 7p¹
Valence electrons3
KLMNOPQ shells
K2
L8
M18
N32
O32
P8
Q3
Electronegativity
Pauling1.3
Allen—
Mulliken (eV)—
Atomic radii
Empirical—
Calculated—
Covalent—
Van der Waals—
Successive ionisation energies
I₁478.6 kJ/mol
Electron affinity—
Oxidation states
+3
Bold states = most common.