Input interpretation
ferromagnetic elements | covalent radius
Results
cobalt | 126 pm (picometers) gadolinium | 196 pm (picometers) iron | 132 pm (picometers) nickel | 124 pm (picometers)
ferromagnetic elements | covalent radius | 129 pm (picometers) (median)
Ranked values
| | visual | ratios | 4 | nickel | | 0.63 | 1 3 | cobalt | | 0.64 | 1.02 2 | iron | | 0.67 | 1.06 1 | gadolinium | | 1 | 1.58
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 covalent radius 129 pm
0.129 nm (nanometers)
1.29×10^-10 meters
5.08×10^-9 inches
1.29 Å (ångströms)
Comparisons for median covalent radius 129 pm
≈ 4.2 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )
≈ 5.2 × atomic radius of hydrogen ( ≈ 25 pm )