The Periodic Table of Elements
36
Kr
Krypton
83.798(2) amu
Additional Information:
| State | Group Block | Density | Atomic Radius | Electron Affinity | Ionization Energy | Melting Point | Boiling Point | Year Discovered |
|---|---|---|---|---|---|---|---|---|
| gas | noble gas | 0.00375 kg/L | 110 pm | 0 | 1351 kJ/mol | 116 °K | 120 °K | 1898 |
