Sodium
Atom properties
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REAL
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Radii
Van der Waals atomic radius (pm):
227 [9]
Empirical atomic radius (pm):
180 [9]
Covalent atomic radius (pm):
166(9) [9]
Ionic radius (Å):
Na(I): 1.02 [2]
Electronegativity
Pauling Scale:
0.93 [9]
Allen Scale:
0.869 [9]
Electron binding forces
Electron Affinity (eV):
0.548 [9]
Ionization Energy (eV):
5.139 [9]
Electron configuration
Ground state:
1s
2
-2s
2
-2p
6
-3s
1
[9]
