Input interpretation
halogens | atomic diameter
Summary
median | 230 pm highest | 280 pm (iodine) lowest | 100 pm (fluorine) distribution | | (based on 5 values; 1 unavailable)
Entity with missing value
tennessine
Ranked values
| | visual | ratios | 5 | fluorine | | 0.36 | 1 4 | chlorine | | 0.71 | 2 3 | bromine | | 0.82 | 2.3 2 | astatine | | 0.91 | 2.5 1 | iodine | | 1 | 2.8
Plot
Plot
Periodic table location
Periodic table location
Atomic radii properties
atomic radius (empirical) | median | 108 pm | highest | 140 pm (iodine) | lowest | 50 pm (fluorine) | distribution | atomic radius (calculated) | median | 94 pm | highest | 127 pm (astatine) | lowest | 42 pm (fluorine) | distribution | covalent radius | median | 120 pm | highest | 150 pm (astatine) | lowest | 57 pm (fluorine) | distribution | van der Waals radius | median | 180 pm | highest | 198 pm (iodine) | lowest | 147 pm (fluorine) | distribution |
Units
Atomic diameter rankings
1 | fluorine | 100 pm 2 | chlorine | 200 pm 3 | bromine | 230 pm 4 | astatine | 254 pm 5 | iodine | 280 pm (based on 5 values; 1 unavailable)
Unit conversions for median atomic diameter 230 pm
0.23 nm (nanometers)
2.3×10^-10 meters
9.06×10^-9 inches
2.3 Å (ångströms)
Comparisons for median atomic diameter 230 pm
≈ ( 0.2 ≈ 1/4 ) × carbon nanotube diameter ( ≈ 1 nm )
≈ 0.68 × diameter of a carbon atom ( ≈ 340 pm )
≈ (0.00229 to 3.1) × diameter of a molecule ( 0.74 to 1000 Å )