Input interpretation
hydrogen | van der Waals radius
Result
120 pm (picometers)
Periodic table location
Periodic table location
Atomic radii properties
atomic radius (empirical) | 25 pm atomic radius (calculated) | 53 pm covalent radius | 31 pm van der Waals radius | 120 pm
Units
Unit conversions
0.12 nm (nanometers)
1.2×10^-10 meters
4.72×10^-9 inches
1.2 Å (ångströms)
Comparisons as atomic radius
≈ 3.9 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )
≈ 4.8 × atomic radius of hydrogen ( ≈ 25 pm )