Input interpretation
selenium | van der Waals radius
Result
190 pm (picometers)
Periodic table location
Periodic table location
Atomic radii properties
atomic radius (empirical) | 115 pm atomic radius (calculated) | 103 pm covalent radius | 120 pm van der Waals radius | 190 pm
Units
Unit conversions
0.19 nm (nanometers)
1.9×10^-10 meters
7.48×10^-9 inches
1.9 Å (ångströms)
Comparisons as atomic radius
≈ 6.1 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )
≈ 7.6 × atomic radius of hydrogen ( ≈ 25 pm )