Hassium,  108Hs
ସାଧାରଣ ଗୁଣ
ନାମ, ପ୍ରତୀକhassium, Hs
Appearancesilvery (predicted)[]
ଉଚ୍ଚାରଣ/ˈhæsiəm/ (listen)
HASS-ee-əm[]
Hassium in the periodic table
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)
Os

Hs

(Uhn)
bohriumhassiummeitnerium
ପରମାଣୁ କ୍ରମାଙ୍କ (Z)108
ଶ୍ରେଣୀ, ବ୍ଳକgroup 8, d-block
ପର୍ଯ୍ୟାୟperiod 7
ମୌଳିକ ପ୍ରକାର  transition metal
ମାନକ ପରମାଣବିକ ଓଜନ (Ar)[269]
ଇଲେକ୍‌ଟ୍ରୋନ୍ ବିନ୍ୟାସ[Rn] 5f14 6d6 7s2
(predicted)
per shell
2, 8, 18, 32, 32, 14, 2 (predicted)
ଭୌତିକ ଗୁଣ
ଅବସ୍ଥାsolid (predicted)
Density near r.t.41 (predicted) g/cm3
Atomic properties
Oxidation states8, 6, 5, 4, 3, 2 (predicted)[][] ​only bolded oxidation states are known experimentally
energies
(more)
Atomic radiusempirical: 126 (estimated) pm
Covalent radius134 (estimated)[] pm
Miscellanea
CAS Number54037-57-9
ଇତିହାସ
ଆବିଷ୍କାରGesellschaft für Schwerionenforschung (1984)
Most stable isotopes of hassium
iso NA half-life DM DE (MeV) DP
277Hs syn 2 s SF
277mHs ? syn ~11 min[] SF
271Hs syn ~4 s α 9.27,9.13 267Sg
270Hs syn 3.6 s α 9.02,8.88 266Sg
269Hs syn 9.7 s α 9.21,9.10,8.97 265Sg
only isotopes with half-lives over 1 second are included here
| references

References

  1. ୧.୦ ୧.୧ Emsley, John (2011). Nature's Building Blocks: An A-Z Guide to the Elements (New ed.). New York, NY: Oxford University Press. p. 215–7. ISBN 978-0-19-960563-7.
  2. "Hassium". The Periodic Table of Videos. The University of Nottingham. 2008–2013. Retrieved 19 October 2012.
  3. Düllmann, Christoph E. (31 October 2008). "Investigation of group 8 metallocenes @ TASCA" (PDF). 7th Workshop on Recoil Separator for Superheavy Element Chemistry TASCA 08. Gesellschaft für Schwerionenforschung. Retrieved 25 March 2013.
  4. Robertson, Murray (2011). "Chemical Data: Hassium". Visual Elements Periodic Table. Royal Society of Chemistry. Retrieved 28 November 2012.
  5. Oganessian, Yu. Ts.; Utyonkov, V. K.; Lobanov, Yu. V.; Abdullin, F. Sh.; Polyakov, A. N.; Shirokovsky, I. V.; Tsyganov, Yu. S.; Gulbekian, G. G.; Bogomolov, S. L. (2000). "Synthesis of superheavy nuclei in 48Ca+244Pu interactions" (PDF). Physics of Atomic Nuclei. 63 (10): 1679–1687. Bibcode:2000PAN....63.1679O. doi:10.1134/1.1320137. {{cite journal}}: Unknown parameter |displayauthors= ignored (|display-authors= suggested) (help)