Plantilya:Infobox bohrium

Bohrium
107Bh
Re

Bh

(Upe)
Hydrogen (other non-metal)
Helium (noble gas)
Lithium (alkali metal)
Beryllium (alkaline earth metal)
Boron (metalloid)
Carbon (other non-metal)
Nitrogen (other non-metal)
Oxygen (other non-metal)
Fluorine (halogen)
Neon (noble gas)
Sodium (alkali metal)
Magnesium (alkaline earth metal)
Aluminium (post-transition metal)
Silicon (metalloid)
Phosphorus (other non-metal)
Sulfur (other non-metal)
Chlorine (halogen)
Argon (noble gas)
Potassium (alkali metal)
Calcium (alkaline earth metal)
Scandium (transition metal)
Titanium (transition metal)
Vanadium (transition metal)
Chromium (transition metal)
Manganese (transition metal)
Iron (transition metal)
Cobalt (transition metal)
Nickel (transition metal)
Copper (transition metal)
Zinc (transition metal)
Gallium (post-transition metal)
Germanium (metalloid)
Arsenic (metalloid)
Selenium (other non-metal)
Bromine (halogen)
Krypton (noble gas)
Rubidium (alkali metal)
Strontium (alkaline earth metal)
Yttrium (transition metal)
Zirconium (transition metal)
Niobium (transition metal)
Molybdenum (transition metal)
Technetium (transition metal)
Ruthenium (transition metal)
Rhodium (transition metal)
Palladium (transition metal)
Silver (transition metal)
Cadmium (transition metal)
Indium (post-transition metal)
Tin (post-transition metal)
Antimony (metalloid)
Tellurium (metalloid)
Iodine (halogen)
Xenon (noble gas)
Caesium (alkali metal)
Barium (alkaline earth metal)
Lanthanum (lanthanoid)
Cerium (lanthanoid)
Praseodymium (lanthanoid)
Neodymium (lanthanoid)
Promethium (lanthanoid)
Samarium (lanthanoid)
Europium (lanthanoid)
Gadolinium (lanthanoid)
Terbium (lanthanoid)
Dysprosium (lanthanoid)
Holmium (lanthanoid)
Erbium (lanthanoid)
Thulium (lanthanoid)
Ytterbium (lanthanoid)
Lutetium (lanthanoid)
Hafnium (transition metal)
Tantalum (transition metal)
Tungsten (transition metal)
Rhenium (transition metal)
Osmium (transition metal)
Iridium (transition metal)
Platinum (transition metal)
Gold (transition metal)
Mercury (transition metal)
Thallium (post-transition metal)
Lead (post-transition metal)
Bismuth (post-transition metal)
Polonium (post-transition metal)
Astatine (halogen)
Radon (noble gas)
Francium (alkali metal)
Radium (alkaline earth metal)
Actinium (actinoid)
Thorium (actinoid)
Protactinium (actinoid)
Uranium (actinoid)
Neptunium (actinoid)
Plutonium (actinoid)
Americium (actinoid)
Curium (actinoid)
Berkelium (actinoid)
Californium (actinoid)
Einsteinium (actinoid)
Fermium (actinoid)
Mendelevium (actinoid)
Nobelium (actinoid)
Lawrencium (actinoid)
Rutherfordium (transition metal)
Dubnium (transition metal)
Seaborgium (transition metal)
Bohrium (transition metal)
Hassium (transition metal)
Meitnerium (unknown chemical properties)
Darmstadtium (unknown chemical properties)
Roentgenium (unknown chemical properties)
Copernicium (transition metal)
Ununtrium (unknown chemical properties)
Flerovium (unknown chemical properties)
Ununpentium (unknown chemical properties)
Livermorium (unknown chemical properties)
Ununseptium (unknown chemical properties)
Ununoctium (unknown chemical properties)
seaborgiumbohriumhassium
Panagway
unknown
Kinatibuk-ang mga kinaiya
Ngalan, simbolo, kaiphan bohrium, Bh, 107
Paglitok Listeni/ˈbɔəriəm/
Kategoriyang elemento puthaw nga transisyon
Group, period, block 77, d
Gibug-aton sa atomo [270]
Kontorno sa elektron [Rn] 5f14 6d5 7s2
(calculated)[1][2]
2, 8, 18, 32, 32, 13, 2
(predicted)
Electron shells of bohrium (2, 8, 18, 32, 32, 13, 2 (predicted))
Electron shells of bohrium (2, 8, 18, 32, 32, 13, 2
(predicted))
History
Pagkadiskobre Gesellschaft für Schwerionenforschung (1981)
Physical properties
Phase magahi (predicted)
Density (near r.t.) 37 (predicted)[2] g·cm−3
Atomic properties
Oxidation states 7, 5, 4, 3 (predicted)[2]
(only bolded oxidation states are known experimentally)
Ionization energies
(more)
1st: 742.9 (estimated)[2] kJ·mol−1
2nd: 1688.5 (estimated)[2] kJ·mol−1
3rd: 2566.5 (estimated)[2] kJ·mol−1
Atomic radius 128 (predicted)[2] pm
Covalent radius 141 (estimated)[3] pm
Miscellanea
CAS registry number 54037-14-8
Most stable isotopes
Main article: Isotopes of bohrium
iso NA half-life DM DE (MeV) DP
274Bh syn ~54 s[4] α 8.8 270Db
272Bh syn 9.8 s α 9.02 268Db
271Bh syn 1.2 s[5] α 9.35[5] 267Db
270Bh syn 61 s α 8.93 266Db
267Bh syn 17 s α 8.83 263Db
only isotopes with half-lives over 1 second are included here
· r

Plantilya:Template reference list


  1. Johnson, E.; Fricke, B.; Jacob, T.; Dong, C. Z.; Fritzsche, S.; Pershina, V. (2002). "Ionization potentials and radii of neutral and ionized species of elements 107 (bohrium) and 108 (hassium) from extended multiconfiguration Dirac–Fock calculations". The Journal of Chemical Physics. 116: 1862. Bibcode:2002JChPh.116.1862J. doi:10.1063/1.1430256.
  2. 2.0 2.1 2.2 2.3 2.4 2.5 2.6 Haire, Richard G. (2006). "Transactinides and the future elements". In Morss; Edelstein, Norman M.; Fuger, Jean (eds.). The Chemistry of the Actinide and Transactinide Elements (3rd ed.). Dordrecht, The Netherlands: Springer Science+Business Media. ISBN 1-4020-3555-1.{{cite book}}: CS1 maint: ref duplicates default (link)
  3. Chemical Data. Bohrium - Bh, Royal Chemical Society
  4. Oganessian, Yu. Ts.; Abdullin, F. Sh.; Bailey, P. D.; Benker, D. E.; Bennett, M. E.; Dmitriev, S. N.; Ezold, J. G.; Hamilton, J. H.; Henderson, R. A. (2010). "Synthesis of a New Element with Atomic Number Z=117". Physical Review Letters. 104. Bibcode:2010PhRvL.104n2502O. doi:10.1103/PhysRevLett.104.142502. PMID 20481935. (gives life-time of 1.3 min based on a single event; conversion to half-life is done by multiplying with ln(2).)
  5. 5.0 5.1 FUSHE (2012). "Synthesis of SH-nuclei" (PDF). Retrieved September 2012. {{cite web}}: Check date values in: |accessdate= (help)