Input interpretation
![neptunium | atomic diameter](../image_source/9f9829cd1fc542bb93f51ca744867b13.png)
neptunium | atomic diameter
Result
![350 pm (picometers)](../image_source/90e4fda9b74f5d083a7e095dc274fe92.png)
350 pm (picometers)
Periodic table location
![Periodic table location](../image_source/dc9fee4dcb4039a2cbe719b7f937722b.png)
Periodic table location
Atomic radii properties
![atomic radius (empirical) | 175 pm covalent radius | 190 pm](../image_source/c1610fba692662c35ad526926dc43ee3.png)
atomic radius (empirical) | 175 pm covalent radius | 190 pm
Units
Unit conversions
![0.35 nm (nanometers)](../image_source/ef8665faa14512cb1adc0afce5f8cd1d.png)
0.35 nm (nanometers)
![3.5×10^-10 meters](../image_source/d857467c7019a34f1b95c0f937609556.png)
3.5×10^-10 meters
![1.38×10^-8 inches](../image_source/d8ae27a6c37e46c177913ef80fd45ec5.png)
1.38×10^-8 inches
![3.5 Å (ångströms)](../image_source/1b4b70e27cd2ee7b65bdb25173896aed.png)
3.5 Å (ångströms)
Comparisons as diameter
![≈ 0.4 × carbon nanotube diameter ( ≈ 1 nm )](../image_source/dd3de853a7bb80cef729dd09f8a9f3a1.png)
≈ 0.4 × carbon nanotube diameter ( ≈ 1 nm )
![≈ diameter of a carbon atom ( ≈ 340 pm )](../image_source/449e258a10eeddefebbe54a7da6e3035.png)
≈ diameter of a carbon atom ( ≈ 340 pm )
![≈ (0.00349 to 4.7) × diameter of a molecule ( 0.74 to 1000 Å )](../image_source/81e74ba49c0d210e0702fbb73fd74a64.png)
≈ (0.00349 to 4.7) × diameter of a molecule ( 0.74 to 1000 Å )