Radon je ipilese elegbogi pelu ami-idamo Rn ati nomba atomu 86.Radọ̀nù?
Radon, 86Rn| Radon |
|---|
| Pípè | /ˈreɪdɒn/ (RAY-don) |
|---|
| Ìhànsójú | colorless |
|---|
| nọ́mbà ìsújọ | [222] |
|---|
| Radon ní orí tábìlì àyè |
|---|
|
| Nọ́mbà átọ̀mù (Z) | 86 |
|---|
| Ẹgbẹ́ | group 18 (noble gases) |
|---|
| Àyè | àyè 6 |
|---|
| Àdìpọ̀ | Àdìpọ̀-p |
|---|
| Ẹ̀ka ẹ́límẹ́ntì | Noble gas |
|---|
| Ìtò ẹ̀lẹ́ktrọ́nù | [Xe] 4f14 5d10 6s2 6p6 |
|---|
| Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan | 2, 8, 18, 32, 18, 8 |
|---|
| Àwọn ohun ìní ara |
|---|
| Ìfarahàn at STP | gas |
|---|
| Ìgbà ìyọ́ | 202 K (−71.15 °C, −96 °F) |
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| Ígbà ìhó | 211.3 K (−61.85 °C, −79.1 °F) |
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| Critical point | 377 K, 6.28 MPa |
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| Heat of fusion | 3.247 kJ/mol |
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| Heat of | 18.10 kJ/mol |
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| Molar heat capacity | 20.786 J/(mol·K) |
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pressure| P (Pa) | 1 | 10 | 100 | 1 k | 10 k | 100 k |
|---|
| at T (K) | 110 | 121 | 134 | 152 | 176 | 211 |
|---|
|
| Atomic properties |
|---|
| Oxidation states | 0, +2, +6 |
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| Electronegativity | Pauling scale: 2.2 |
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| Covalent radius | 150 pm |
|---|
| Van der Waals radius | 220 pm |
|---|
 Color lines in a spectral rangeSpectral lines of radon |
| Other properties |
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| Natural occurrence | from decay |
|---|
| Crystal structure | (fcc) |
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| Thermal conductivity | 3.61 m W/(m·K) |
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| Magnetic ordering | non-magnetic |
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| CAS Number | 10043-92-2 |
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| Main isotopes of radon |
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| Isotope | Abundance | Half-life (t1/2) | Decay mode | Product |
|---|
| 210Rn | syn | 2.4 h | Alpha | 6.404 | 216Po | | 211Rn | syn | 14.6 h | Epsilon | 2.892 | 211At | | Alpha | 5.965 | 207Po | | 222Rn | trace | 3.8235 d | Alpha | 5.590 | 218Po | | 224Rn | syn | 1.8 h | Beta | 0.8 | 224Fr |
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