Input interpretation
ferromagnetic elements | atomic radius
Results
cobalt | 135 pm (picometers) gadolinium | 180 pm (picometers) iron | 140 pm (picometers) nickel | 135 pm (picometers)
ferromagnetic elements | atomic radius | 137 pm (picometers) (median)
Ranked values
| | visual | ratios | 4 | cobalt | | 0.75 | 1 3 | nickel | | 0.75 | 1 2 | iron | | 0.78 | 1.04 1 | gadolinium | | 1 | 1.33
Plot
Plot
Periodic table location
Periodic table location
Atomic radii properties
atomic radius (empirical) | median | 137 pm | highest | 180 pm (gadolinium) | lowest | 135 pm (cobalt and nickel) | distribution | atomic radius (calculated) | median | 154 pm | highest | 233 pm (gadolinium) | lowest | 149 pm (nickel) | distribution | covalent radius | median | 129 pm | highest | 196 pm (gadolinium) | lowest | 124 pm (nickel) | distribution |
Units
Unit conversions for median atomic radius 137 pm
0.137 nm (nanometers)
1.37×10^-10 meters
5.41×10^-9 inches
1.37 Å (ångströms)
Comparisons for median atomic radius 137 pm
≈ 4.4 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )
≈ 5.5 × atomic radius of hydrogen ( ≈ 25 pm )