Radon, 86RnRadon |
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Pípè | /ˈreɪdɒn/ (RAY-don) |
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Ìhànsójú | colorless |
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nọ́mbà ìsújọ | [222] |
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Radon ní orí tábìlì àyè |
---|
|
Nọ́mbà átọ̀mù (Z) | 86 |
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Ẹgbẹ́ | group 18 (noble gases) |
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Àyè | àyè 6 |
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Àdìpọ̀ | Àdìpọ̀-p |
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Ẹ̀ka ẹ́límẹ́ntì | Noble gas |
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Ìtò ẹ̀lẹ́ktrọ́nù | [Xe] 4f14 5d10 6s2 6p6 |
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Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan | 2, 8, 18, 32, 18, 8 |
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Àwọn ohun ìní ara |
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Ìfarahàn at STP | gas |
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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 |
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Oxidation states | 0, +2, +6 |
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Electronegativity | Pauling scale: 2.2 |
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Covalent radius | 150 pm |
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Van der Waals radius | 220 pm |
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Spectral lines of radon |
Other properties |
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Natural occurrence | from decay |
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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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Àdàkọ:Category-inline | references |
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