Radon, 86Rnngoi-kôn |
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colorless gas, occasionally glows green or red in discharge tubes 檔案:File:Radon spectrum visible.png Spectral lines of radon |
Kî-pún sin-sit |
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Miàng, fù-ho |
Radon, Rn |
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ngoi-hìn |
colorless gas, occasionally glows green or red in discharge tubes |
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Radon chhai chû-khì-péu ke vi-chi |
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ngièn-chṳ́ sì-sú |
86 |
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ngièn-chṳ́-liòng |
(222) |
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ngièn-su lui-phe̍t |
hî-yù hi-thí |
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Chhu̍k, fûn-khî |
18 chhu̍k, p-block |
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chû-khì |
period 6 |
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thien-chṳ́ phài-lie̍t |
[Xe] 4f14 5d10 6s2 6p6 |
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per shell |
2, 8, 18, 32, 18, 8 |
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vu̍t-lî sin-chṳt |
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Siông |
hi-thí |
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yùng-tiám |
202 K (−71 °C, −96 °F) |
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pui-tiám |
211.5 K (−61.7 °C, −79.1 °F) |
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me̍t-thu at stp (0 °C and 101.325 kPa) |
9.73 g·L−1 |
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4.4 g·cm−3 |
lìm-kie-tiám |
377 K, 6.28 MPa[1] |
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Yùng-fa-ngie̍t |
3.247 kJ·mol−1 |
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Chîn-fat-ngie̍t |
18.10 kJ·mol−1 |
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Ngie̍t-yùng-liong |
5R/2 = 20.786 J·mol−1·K−1 |
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chîn-hi-ap
P (Pa)
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1
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10
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100
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1 k
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10 k
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100 k
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chhai T (K)
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110
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121
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134
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152
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176
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211
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Ngièn-chṳ́ sin-chṳt |
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Yông-fa-su |
6, 2, 0 |
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Thien-fu-sin |
Pauling scale: 2.2 |
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Thien-lì-nèn |
1st: 1037 kJ·mol−1 |
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Khiung-ka pan-kang |
150 pm |
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Van der Waals pan-kang |
220 pm |
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Miscellanea |
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Chîn-thí keu-chho |
face-centered cubic (fcc) |
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Ngie̍t-chhòn-thô-li̍t |
3.61×10-3 W·m−1·K−1 |
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Chhṳ̀-sin |
non-magnetic |
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CAS Registry Number |
10043-92-2 |
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Le̍k-sú |
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Fat-hien |
Friedrich Ernst Dorn (1898) |
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First isolation |
William Ramsay and Robert Whytlaw-Gray (1910) |
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Chui vún-thin ke thùng-vi-su |
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Chú vùn-chông: Radon ke thùng-vi-su |
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Radon (Hon-ngî: 氡 dōng) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì Rn, ngièn-chṳ́ su-muk he 86.