Hydrogen
Atom properties
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Radii
Van der Waals atomic radius (pm):
120 [10]
Empirical atomic radius (pm):
25 [10]
Covalent atomic radius (pm):
31(5) [10]
Ionic radius (Å):
H(-I): 2.08 [5]
Electronegativity
Pauling Scale:
2.2 [10]
Allen Scale:
2.3 [10]
Electron binding forces
Electron Affinity (eV):
0.754 [10]
Ionization Energy (eV):
13.598 [10]
Electron configuration
Ground state:
1s
1
[10]
