Seaborgium

106Sg
Seaborgium
Konfigurasi elektron seaborgium
Sifat umum
Pengucapan
  • /sèaborgium/
  • /siborgium/
Seaborgium dalam tabel periodik
Perbesar gambar

106Sg
Hidrogen Helium
Lithium Berilium Boron Karbon Nitrogen Oksigen Fluor Neon
Natrium Magnesium Aluminium Silikon Fosfor Sulfur Clor Argon
Potasium Kalsium Skandium Titanium Vanadium Chromium Mangan Besi Cobalt Nikel Tembaga Seng Gallium Germanium Arsen Selen Bromin Kripton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson
W

Sg

(Uhn)
dubniumseaborgiumbohrium
Lihat bagan navigasi yang diperbesar
Nomor atom (Z)106
Golongangolongan 6
Periodeperiode 7
Blokblok-d
Kategori unsur  logam transisi
Nomor massa[269]
Konfigurasi elektron[Rn] 5f14 6d4 7s2 [1]
Elektron per kelopak2, 8, 18, 32, 32, 12, 2
Sifat fisik
Fase pada STS (0 °C dan 101,325 kPa)padat (diprediksi)[2]
Kepadatan mendekati s.k.23–24 g/cm3 (diprediksi)[3][4]
Sifat atom
Bilangan oksidasi0, (+3), (+4), (+5), +6[1][5] (tanda kurung: prediksi)
Energi ionisasike-1: 757 kJ/mol
ke-2: 1733 kJ/mol
ke-3: 2484 kJ/mol
(artikel) (semuanya kecuali yang pertama merupakan perkiraan)[1]
Jari-jari atomempiris: 132 pm (diprediksi)[1]
Jari-jari kovalen143 pm (diperkirakan)[6]
Lain-lain
Kelimpahan alamisintetis
Struktur kristalkubus berpusat badan (bcc)
Struktur kristal Body-centered cubic untuk seaborgium

(diprediksi)[2]
Nomor CAS54038-81-2
Sejarah
Penamaandari G. Seaborg
PenemuanLaboratorium Nasional Lawrence Berkeley (1974)
Isotop seaborgium yang utama
Iso­top Kelim­pahan Waktu paruh (t1/2) Mode peluruhan Pro­duk
265Sg sintetis 8,9 dtk α 261Rf
265mSg sintetis 16,2 dtk α 261mRf
267Sg sintetis 1,4 mnt 17% α 263Rf
83% SF
269Sg sintetis 14 mnt[7] α 265Rf
271Sg sintetis 1,6 mnt 67% α 267Rf
33% SF
| referensi | di Wikidata
Seaborgium Konfigurasi elektron

Seaborgium adalah suatu unsur kimia dalam tabel periodik yang memiliki lambang Sg dan nomor atom 106. Seaborgium adalah unsur sintetis yang isotop paling stabilnya, 271Sg, memiliki waktu paruh 2,4 menit. Sifat kimia Seaborgium mirip dengan Wolfram (Tungsten). Nama ini diambil untuk mengenang ilmuwan bernama Glenn Seaborg.

Referensi

  1. ^ a b c d Hoffman, Darleane C.; Lee, Diana M.; Pershina, Valeria (2006). "Transactinides and the future elements". 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. 
  2. ^ a b Östlin, A.; Vitos, L. (2011). "First-principles calculation of the structural stability of 6d transition metals". Physical Review B. 84 (11): 113104. Bibcode:2011PhRvB..84k3104O. doi:10.1103/PhysRevB.84.113104. 
  3. ^ Gyanchandani, Jyoti; Sikka, S. K. (10 Mei 2011). "Physical properties of the 6 d -series elements from density functional theory: Close similarity to lighter transition metals". Physical Review B. 83 (17): 172101. Bibcode:2011PhRvB..83q2101G. doi:10.1103/PhysRevB.83.172101. 
  4. ^ Kratz; Lieser (2013). Nuclear and Radiochemistry: Fundamentals and Applications (edisi ke-3). hlm. 631. 
  5. ^ Fricke, Burkhard (1975). "Superheavy elements: a prediction of their chemical and physical properties". Recent Impact of Physics on Inorganic Chemistry. Structure and Bonding. 21: 89–144. doi:10.1007/BFb0116498. ISBN 978-3-540-07109-9. Diakses tanggal 16 Juli 2022. 
  6. ^ "Periodic Table, Seaborgium". Royal Chemical Society. Diakses tanggal 7 Agustus 2022. 
  7. ^ Utyonkov, V. K.; Brewer, N. T.; Oganessian, Yu. Ts.; Rykaczewski, K. P.; Abdullin, F. Sh.; Dimitriev, S. N.; Grzywacz, R. K.; Itkis, M. G.; Miernik, K.; Polyakov, A. N.; Roberto, J. B.; Sagaidak, R. N.; Shirokovsky, I. V.; Shumeiko, M. V.; Tsyganov, Yu. S.; Voinov, A. A.; Subbotin, V. G.; Sukhov, A. M.; Karpov, A. V.; Popeko, A. G.; Sabel'nikov, A. V.; Svirikhin, A. I.; Vostokin, G. K.; Hamilton, J. H.; Kovrinzhykh, N. D.; Schlattauer, L.; Stoyer, M. A.; Gan, Z.; Huang, W. X.; Ma, L. (30 Januari 2018). "Neutron-deficient superheavy nuclei obtained in the 240Pu+48Ca reaction". Physical Review C. 97 (14320): 014320. Bibcode:2018PhRvC..97a4320U. doi:10.1103/PhysRevC.97.014320. 

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