Input interpretation
alkaline earth metals | van der Waals radius
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Periodic table location
Periodic table location
Atomic radii properties
atomic radius (empirical) | median | 190 pm | highest | 215 pm (barium and radium) | lowest | 105 pm (beryllium) | distribution | atomic radius (calculated) | median | 194 pm | highest | 253 pm (barium) | lowest | 112 pm (beryllium) | distribution | covalent radius | median | 186 pm | highest | 221 pm (radium) | lowest | 96 pm (beryllium) | distribution |
Units
Van der Waals radius rankings
1 | magnesium | 173 pm (based on 1 values; 5 unavailable)
Unit conversions for median van der Waals radius 173 pm
0.173 nm (nanometers)
1.73×10^-10 meters
6.81×10^-9 inches
1.73 Å (ångströms)
Comparisons for median van der Waals radius 173 pm
≈ 5.6 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )
≈ 6.9 × atomic radius of hydrogen ( ≈ 25 pm )