Input interpretation
iodine | atomic radius
Result
140 pm (picometers)
Periodic table location
Periodic table location
Atomic radii properties
atomic radius (empirical) | 140 pm atomic radius (calculated) | 115 pm covalent radius | 139 pm van der Waals radius | 198 pm
Units
Unit conversions
0.14 nm (nanometers)
1.4×10^-10 meters
5.51×10^-9 inches
1.4 Å (ångströms)
Comparisons as atomic radius
≈ 4.5 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )
≈ 5.6 × atomic radius of hydrogen ( ≈ 25 pm )