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Elektronische Daten | Thermische Daten | Sterische Daten | ||
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Schalen: 2,8,18,32,18,8 Orbitale: [Xe] 4f14 5d10 6s2 6p6 Elektronegativität: 2.06, -- 1. Ionization potential: 10.7485 eV 2. Ionization potential: -- eV 3. Ionization potential: -- eV Oxidation states: 2 Electrical conductivity: -- |
Melting point: -71 °C Boiling point: -61.8 °C Specific heat: 0.09 J/gK Heat of fusion: 2.890 kJ/mol Heat of vaporization: 16.40 kJ/mol Thermal conductivity: 0.0000364 W/cmK |
Atomic radius: 1.34 Å Ionic radius: -- Å () Covalent radius: -- Å Atomic volume: 50.5 cm³/mol Density (293 K): 0.00973 g/cm³ Crystal structure: Kubisch flächenzentriert |
| Legende Taschenrechner |
| Nuklid | Häufigkeit [%] | Masse | Spin | Halbwertszeit | Zerfallsmodus | Zerfallsreihe |
| 211Rn | 0 | 210.991 | 1/2 | 14.6h | EC, | View |
| 212Rn | 0 | 211.991 | 0 | 24m | View | |
| 217Rn | 0 | 217.004 | 9/2 | 0.6ms | View | |
| 218Rn | 0 | 218.006 | 0 | 35ms | View | |
| 219Rn | 0 | 219.01 | 5/2 | 3.96s | View | |
| 220Rn | 0 | 220.011 | 0 | 55.61s | View | |
| 222Rn | 0 | 222.018 | 0 | 3.824d | View |
| Legende |
| Herkunft des Namen: | |
| Beschreibung: | Colorless, odorless, tasteless, radioactive, heavy, noble gas. |
| Entdeckt von: | Fredrich Ernst Dorn |
| Jahr: | 1898 |
| Ort: | Deutschland |
| Quelle(n): | Formed from the decay of radium in the earths crust. |
| Verwendung(en): | Used to treat some forms of cancer. |
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