Input interpretation
astatine | atomic radius
Result
127 pm (picometers)
Periodic table location
Periodic table location
Atomic radii properties
atomic radius (calculated) | 127 pm covalent radius | 150 pm
Units
Unit conversions
0.127 nm (nanometers)
1.27×10^-10 meters
5×10^-9 inches
1.27 Å (ångströms)
Comparisons as atomic radius
≈ 4.1 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )
≈ 5.1 × atomic radius of hydrogen ( ≈ 25 pm )