Input interpretation
![alkaline earth metals | van der Waals radius](../image_source/e27d479d5deaa2e2569f889ffb75d75c.png)
alkaline earth metals | van der Waals radius
Plot
![Plot](../image_source/b7955882142bb249f846eb672374c19e.png)
Plot
Periodic table location
![Periodic table location](../image_source/f36d796598d27a76d452a21f1565d5b3.png)
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 |](../image_source/c63d2ddd6454926d0a8305cb5d42ea84.png)
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)](../image_source/07b5350fefc815d28127820b1fd6ee04.png)
1 | magnesium | 173 pm (based on 1 values; 5 unavailable)
Unit conversions for median van der Waals radius 173 pm
![0.173 nm (nanometers)](../image_source/cf38e4c831223138bd28f947f53168f2.png)
0.173 nm (nanometers)
![1.73×10^-10 meters](../image_source/0f932ecdd142cb6a4d1382e10f67bc85.png)
1.73×10^-10 meters
![6.81×10^-9 inches](../image_source/e1e534c6744d8436e40e700c25344c61.png)
6.81×10^-9 inches
![1.73 Å (ångströms)](../image_source/d0b6e4955f008758c0f43f449e91915f.png)
1.73 Å (ångströms)
Comparisons for median van der Waals radius 173 pm
![≈ 5.6 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )](../image_source/a87e21534dde7cd607a9c1809830b9cf.png)
≈ 5.6 × atomic radius of helium (the smallest atom) ( ≈ 31 pm )
![≈ 6.9 × atomic radius of hydrogen ( ≈ 25 pm )](../image_source/b383e4bad776cf7b44ec159f60fae12b.png)
≈ 6.9 × atomic radius of hydrogen ( ≈ 25 pm )