SELENIUM
| Name | Atomic Number |
| Selenium | 34 |
| Symbol | Atomic Mass |
| Se | 78.96 |
| Electro negativity | Electron Affinity |
| INSERT ELECTRO NEGATIVITY HERE | INSERT ELECTRON AFFINITY HERE |
| Atomic Radius | Density |
| INSERT ATOMIC RADIUS HERE | INSERT DENSITY HERE |
| Ionic Charges | |
| INSERT IONIC CHARGES HERE |