| Property | Value |
|---|
| Atoomnummer | 10 |
| Atoomgewicht | 20.17976 amu |
| Element family | Nobel gases |
| Elektronische configuratie | 1s22s22p6 |
| Stable and very long lived isotopes | 20Ne: 90.51%, 21Ne: 0.27%, 22Ne: 9.22% |
|
| Previous element | Fluorine |
| Next element | Natrium |
| Dichtheid |
0.0008999 g/cm3 (STP) |
| Smelten | -248.447 °C |
| Kookpunt | -246.1 °C |
| Covalente straal | 0.67 Å |
| Van der Waals straal | 1.54 Å |
| Eerst ionisatiepotentiaal | 21.564 eV |
| Elektronenaffiniteit | -1.200 eV |
| Discovery year | 1898 |
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