Input interpretation
iron oxygen | atomic diameter
Results
iron | 280 pm (picometers) oxygen | 120 pm (picometers)
Relative values
| visual | ratios | | comparisons oxygen | | 0.43 | 1 | 57% smaller iron | | 1 | 2.3 | 130% larger
Plot
Plot
Periodic table location
Periodic table location
Atomic radii properties
| iron | oxygen atomic radius (empirical) | 140 pm | 60 pm atomic radius (calculated) | 156 pm | 48 pm covalent radius | 132 pm | 66 pm van der Waals radius | (unknown) | 152 pm
Units
