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Röntgenium
RöntgeniumLadda ner Chemistry-applikationen för att se mer information om det kemiska elementet:
| Atomnummer | 111 |
| Periodiska systemets grupper | IB |
| Periodiska systemets perioder | 7 |
| Massa | 281.16 |
| Latinskt namn | Roentgenium |
| Elektronkonfiguration | [Rn] 7s2 5f14 6d9 |
| Oxidationstillstånd | -1, 0, 1, 3, 5 |