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Ne |
Neon |
Ne | |
Atomic number |
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10 | Atomic weight | 20.17976 amu | Stable and very long lived isotopes | 20Ne: 90.51%, 21Ne: 0.27%, 22Ne: 9.22% | Electronic configuration | 1s22s22p6 | Sample compounds | Ne2
| Density |
0.0008999 g/cm3 (STP) |
Melting | -248.447 °C |
Boiling | -246.1 °C |
Covalent radius | 0.69 Å |
Van der Waals radius | 1.54 Å |
Ionic radius | N/A Å |
First ionization potential | 21.564 eV = 173932 cm-1 = 2080.7 kJ/mol
|
Electron affinity | 0.301 eV = 2424 cm-1 = 29.0 kJ/mol |
Wikipedia article about Neon |
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