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Radon

Radon, 86Rn
Radon
radon·
Pabaosan/ˈrdɒn/ (RAY-don)
Cingakangas tanpa warna
Nomor massa[222]
Radon ring tabél périodik
Hidrogén Hélium
Litium Bérilium Boron Karbon Nitrogén Oksigén Fluorin Néon
Natrium Magnésium Aluminium Silikon Phosfor Urirang Klorin Argon
Potasium Kalsium Skandium Titanium Vanadium Kromium Mangan (datu) Wesi Kobalt Nikel Temaga Séng Gallium Gérmanium Arsenik Sélénium Brom Kripton
Rubidium Strontium Ittrium Zirkonium Niobium Molibdénum Téknésium Ruthénium Rhodium Palladium Pérak Kadmium Indium Timah Antimoni Téllurium Yodium Xénon
Sésium Barium Lanthanum Sérium Praséodimium Néodimium Prométhium Samarium Éuropium Gadolinium Terbium Disprosium Holmium Érbium Thulium Itterbium Lutésium Hafnium Tantalum Tungstén Rhénium Osmium Iridium Platinum Mas Rasa (datu) Thallium Timbal Bismuth Polonium Astatin Radon
Fransium Radium Aktinium Thorium Protaktinium Uranium Néptunium Plutonium Amérisium Curium Berkélium Kalifornium Éinsteinium Fermium Méndelevium Nobélium Lawrénsium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnérium Darmstadtium Roéntgénium Kopernikium Nihonium Flérovium Moskovium Livermorium Ténnessin Oganésson


Rn

Og
astatinradonfransium
Wilangan atom (Z)86
Watekgolongan 18 (gas mulia)
Périodepériode 6
Blok  blok-p
Konpigurasi éléktron[] 4f14 5d10 6s2 6p6
Éléktron per kulit2, 8, 18, 32, 18, 8
Cecirén pisik
Pase ring STPgas
Titik lebur202 K ​(−71 °C, ​−96 °F)
Titik didih211.5 K ​(−61.7 °C, ​−79.1 °F)
Kapadetan (ring STP)9.73 g/L
ri kala éncéh (ring t.d.)4.4 g/cm3
Titik kritis377 K, 6.28 MPa[1]
Panes fusi3.247 kJ/mol
Panes panguapan18.10 kJ/mol
Kapasitas panes molar5R/2 = 20.786 J/(mol·K)
Tekanan uap
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 110 121 134 152 176 211
Cecirén atom
Paindikan oksidasi0, +2, +6
Kaéléktronégatipanskala Pauling: 2.2
Wasa ionisasi
  • ka-1: 1037 kJ/mol
Jeriji kovalén150 pm
Jeriji Van der Waals220 pm
Garis warna ring pentang spéktrum
Garis spéktral saking radon
Cecirén liyanan
Struktur kristalkubus mapusat muka (fcc)
Face-centered cubic crystal structure for radon
Konduktivitas térmal3.61×10-3  W/(m⋅K)
bacakan magnétikten-magnétik
Nomor CAS10043-92-2
Lelintihan
PanemuanErnest Rutherford miwah Robert B. Owens (1899)
Isolasi kapertamaWilliam Ramsay miwah Robert Whytlaw-Gray (1910)
Isotop utama radon
Iso­top Kalimpahan Paruh-idup (t1/2) Mode paluruhan Pro­duk
210Rn syn 2.4 h α 206Po
211Rn syn 14.6 h ε 211At
α 207Po
222Rn jejak 3.8235 d α 218Po
224Rn syn 1.8 h β 224Fr
Kategori:Radon
| pustaka

Radon silih tunggil datu kimia antuk simbol Rn miwah wilangan atom 86. Punika gas mulia radioaktip, tan pawarna, miwah tan paambu.

Pustaka

  1. Haynes, William M., ed. (2011). CRC Handbook of Chemistry and Physics (édisi ka-92nd). Boca Raton, FL: CRC Press. p. 4.122. ISBN 1439855110.


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