Oganeson adolah unsua kimia sintetik basimbol Og jo banomor atom 118. Oganeson dibuek paratamo kali tahun 2002 di JINR di Dubna, dakek Moskow, Rusia dek kalompok ilimuwan Rusia jo Amerika Sarikaik. Isotop Oganeson nan paliang stabil adolah Oganeson-295 jo wakatu paruah salamo 181 milisekon, nan salapeh itu mangalami paluruahan alpha manjadi Livermorium-291.
Fakta Singkat Panampilan, Ciri-ciri umum ...
tenesin ← oganeson → ununenium |
Rn ↑ Og ↓ (Usb) |
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Panampilan |
sabalunnyo dikiro sabagai gas mulia, tapi kini dipakiroan babantuak padaikan reaktif nan tampak manyarupoi logam, jo barupo semikonduktor (mungkin metaloid) atau logam postransisi.[1][2] |
Ciri-ciri umum |
Namo, lambang, Nomor atom |
oganeson, Og, 118 |
Golongan, pariode, blok |
18, 7, p |
Massa atom standar |
[295] |
Konfigurasi elektron |
[Rn] 5f14 6d10 7s2 7p6 2, 8, 18, 32, 32, 18, 8 |
Sipaik fisika |
Fase |
solid (pakiroan) |
Masso jinih caiaran pado t.l. |
4.9–5.1 g·cm−3 |
Titik didih |
350±30 K, 80±30 °C, 170±50 °F |
Titik kritis |
439 K, 6.8 MPa |
Kalor palaburan |
23.5 kJ·mol−1 |
Kalor penguapan |
19.4 kJ·mol−1 |
Sipaik atom |
Bilangan oksidasi |
−1,[3] 0, +1,[4] +2,[5] +4,[5] +6[3] (pakiroan) |
Energi ionisasi |
partamo: {{{1st ionization energy}}} kJ·mol−1 |
ke-2: {{{2nd ionization energy}}} kJ·mol−1 |
Jari-jari kovalen |
157 pm pakiroan[6] |
Lain-lain |
Struktur kristal |
face-centered cubic |
Catatan struktur kristal |
(ekstrapolasi)[7] |
Nomor CAS |
54144-19-3 |
Isotop paliang stabil |
iso |
NA |
Waktu paruh |
DM |
DE (MeV) |
DP |
294Og[8] |
syn |
0,7 ms[9] |
α |
290Lv |
SF |
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· r |
Tutup
Gong, Sheng; Wu, Wei; Wang, Fancy Qian; Liu, Jie; Zhao, Yu; Shen, Yiheng; Wang, Shuo; Sun, Qiang; Wang, Qian (8 February 2019). "Classifying superheavy elements by machine learning". Physical Review A. 99: 022110–1–7. doi:10.1103/PhysRevA.99.022110.
Hoffman, Darleane C.; Lee, Diana M.; Pershina, Valeria (2006). "Transactinides and the future elements". di dalam Morss; Edelstein, Norman M.; Fuger, Jean. The Chemistry of the Actinide and Transactinide Elements (edisi ke-3rd). Dordrecht, The Netherlands: Springer Science+Business Media. ISBN 1-4020-3555-1.
Han, Young-Kyu; Bae, Cheolbeom; Son, Sang-Kil; Lee, Yoon Sup (2000). "Spin–orbit effects on the transactinide p-block element monohydrides MH (M=element 113–118)". Journal of Chemical Physics. 112 (6): 2684. Bibcode:2000JChPh.112.2684H. doi:10.1063/1.480842.
Grosse, A. V. (1965). "Some physical and chemical properties of element 118 (Eka-Em) and element 86 (Em)". Journal of Inorganic and Nuclear Chemistry. Elsevier Science Ltd. 27 (3): 509–19. doi:10.1016/0022-1902(65)80255-X.
Informasi lebih lanjut Golongan, Periode 1 ...
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Golongan |
1 |
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3 |
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6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
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Logam alkali |
Logam alkali tanah |
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Pniktogen |
Kalkogen |
Halogen |
Gas Mulia |
Periode
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2 |
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3 |
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4 |
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5 |
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MolibTemplat:Shydenum 42 Mo |
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6 |
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7 |
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LawrenTemplat:Shysium 103 Lr |
RutherTemplat:Shyfordium 104 Rf |
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SeaTemplat:Shyborgium 106 Sg |
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MeitTemplat:Shynerium 109 Mt |
DarmTemplat:Shystadtium 110 Ds |
RoentTemplat:Shygenium 111 Rg |
KoperTemplat:Shynisium 112 Cn |
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FlerovTemplat:Shyium 114 Fl |
MoskoTemplat:Shyvium 115 Mc |
LiverTemplat:Shymorium 116 Lv |
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PraseoTemplat:Shydimium 59 Pr |
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GadolinTemplat:Shyium 64 Gd |
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DisproTemplat:Shysium 66 Dy |
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ProtakTemplat:Shytinium 91 Pa |
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KaliforTemplat:Shynium 98 Cf |
EinsteiTemplat:Shynium 99 Es |
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MendeTemplat:Shylevium 101 Md |
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itam=padek |
hijau=caia |
merah=gas |
abu-abu=indak dikatahui |
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Primordial |
Hasil peluruhan |
Sintetis |
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Logam |
Metaloid |
Nonlogam |
Sifat kimia indak dikatahui |
Logam alkali |
Logam alkali tanah |
[[Lantanida|LanTemplat:Shytanida]] |
Aktinida |
Logam transisi |
Logam pasca-transisi |
Nonlogam poliatomik |
Nonlogam diatomik |
Gas mulia |
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Tutup