The Periodic Table of Elements
68
Er
Erbium
167.259(3) amu
Additional Information:
| State | Group Block | Density | Atomic Radius | Electron Affinity | Ionization Energy | Melting Point | Boiling Point | Year Discovered |
|---|---|---|---|---|---|---|---|---|
| solid | lanthanoid | 9.066 kg/L | pm | -50 | 589 kJ/mol | 1770 °K | 3141 °K | 1842 |
