Input interpretation
iodine | van der Waals radius
Result
198 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
0.198 nm (nanometers)
1.98×10^-10 meters
7.8×10^-9 inches
1.98 Å (ångströms)
Comparisons as atomic radius
≈ 6.4 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )
≈ 7.9 × atomic radius of hydrogen ( ≈ 25 pm )