Xe
Xenon
Element 54 · Noble gas · Period 5, Group 18
Gas · Discovered 1898
Atomic Properties
| Atomic Number | 54 |
| Atomic Mass | 131.29u |
| Electron Configuration | [Kr]5s2 4d10 5p6 |
| Electronegativity | 2.6Pauling |
| Atomic Radius | 216pm |
| Ionization Energy | 12.13eV |
| Oxidation States | 0 |
Physical Properties
| Standard State | Gas |
| Melting Point | 161.36K |
| Boiling Point | 165.03K |
| Density | 0.005887g/cm³ |
| Group Block | Noble gas |
| Year Discovered | 1898 |