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Helium
HeliumDownload de scheikundetoepassing om meer informatie over het chemische element te bekijken:
| Atoomnummer | 2 |
| Chemische groep | VIIIA |
| Periode | 1 |
| Massa | 4.002602 |
| Latijnse naam | Helium |
| Elektronenconfiguratie | 1s2 |
| Oxidatiestaat | 0 |