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Selenium
SeleniumLaai Chemie-toepassing af om meer inligting oor die chemiese element te sien:
| Atoomgetal | 34 |
| Periodieke tabel groep | VIA |
| Periode | 4 |
| Massa | 78.96 |
| Latynse naam | Selenium |
| Elektronkonfigurasie | [Ar]3d10 4s2 4p4 |
| Oksidasie toestand | -2, -1, 0, 1, 2, 3, 4, 5, 6 |