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Astat
AstatDownload Chemistry-applikationen for at se flere oplysninger om det kemiske element:
| Atomnummer | 85 |
| Gruppe | VIIA |
| Periode | 6 |
| Vægt | 210 |
| Latinsk navn | Astatum |
| Elektronkonfiguration | [Hg]6p5 |
| Oxidationstilstand | -1, 0, 1, 3, 5, 7 |