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Helium
HeliumLadda ner Chemistry-applikationen för att se mer information om det kemiska elementet:
| Atomnummer | 2 |
| Periodiska systemets grupper | VIIIA |
| Periodiska systemets perioder | 1 |
| Massa | 4.002602 |
| Latinskt namn | Helium |
| Elektronkonfiguration | 1s2 |
| Oxidationstillstånd | 0 |