Input interpretation
![radium | atomic diameter](../image_source/63392037ec12a201e88fd14be6759acb.png)
radium | atomic diameter
Result
![430 pm (picometers)](../image_source/3f51e84fe9dd2deaeac1c2e0f2c3ae12.png)
430 pm (picometers)
Periodic table location
![Periodic table location](../image_source/fa1587f82bc517ff6cb837f510343b37.png)
Periodic table location
Atomic radii properties
![atomic radius (empirical) | 215 pm covalent radius | 221 pm](../image_source/a423b85acae94fff3895437c055526fe.png)
atomic radius (empirical) | 215 pm covalent radius | 221 pm
Units
Unit conversions
![0.43 nm (nanometers)](../image_source/3977baad2db9f0569fd16192f4243d7b.png)
0.43 nm (nanometers)
![4.3×10^-10 meters](../image_source/cfa3d26fcf6dd4033eac4303e427099a.png)
4.3×10^-10 meters
![1.69×10^-8 inches](../image_source/9d1880d807174d2fe043b749dd319c2d.png)
1.69×10^-8 inches
![4.3 Å (ångströms)](../image_source/6585891de73d8e5610e195622f58e566.png)
4.3 Å (ångströms)
Comparisons as diameter
![≈ ( 0.2 ≈ 1/5 ) × DNA helix diameter ( ≈ 2 nm )](../image_source/a89b5c5a1c890d4e3ff6a6fa6a35e5b7.png)
≈ ( 0.2 ≈ 1/5 ) × DNA helix diameter ( ≈ 2 nm )
![≈ 0.4 × carbon nanotube diameter ( ≈ 1 nm )](../image_source/76e97f42b57a20d95d230208fd0d1773.png)
≈ 0.4 × carbon nanotube diameter ( ≈ 1 nm )
![≈ 1.3 × diameter of a carbon atom ( ≈ 340 pm )](../image_source/9fd66963ea560415cfd9e499ce812489.png)
≈ 1.3 × diameter of a carbon atom ( ≈ 340 pm )