Input interpretation
rare earth metals | atomic diameter
Summary
median | 360 pm highest | 390 pm (lanthanum) lowest | 320 pm (scandium) distribution |
Units
Plot
Plot
Periodic table location
Periodic table location
Atomic radii properties
atomic radius (empirical) | median | 180 pm | highest | 195 pm (lanthanum) | lowest | 160 pm (scandium) | distribution | atomic radius (calculated) | median | 225 pm | highest | 247 pm (praseodymium) | lowest | 184 pm (scandium) | distribution | covalent radius | median | 194 pm | highest | 207 pm (lanthanum) | lowest | 170 pm (scandium) | distribution |
Units
Atomic diameter rankings
1 | scandium | 320 pm 2 | lutetium | 350 pm 3 | ytterbium | 350 pm 4 | thulium | 350 pm 5 | erbium | 350 pm 6 | holmium | 350 pm 7 | dysprosium | 350 pm 8 | terbium | 350 pm 9 | gadolinium | 360 pm 10 | yttrium | 360 pm 11 | europium | 370 pm 12 | samarium | 370 pm 13 | promethium | 370 pm 14 | neodymium | 370 pm 15 | praseodymium | 370 pm 16 | cerium | 370 pm 17 | lanthanum | 390 pm
Unit conversions for median atomic diameter 360 pm
0.36 nm (nanometers)
3.6×10^-10 meters
1.42×10^-8 inches
3.6 Å (ångströms)
Comparisons for median atomic diameter 360 pm
≈ 0.4 × carbon nanotube diameter ( ≈ 1 nm )
≈ 1.1 × diameter of a carbon atom ( ≈ 340 pm )
≈ (0.00359 to 4.8) × diameter of a molecule ( 0.74 to 1000 Å )