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setup>LaundryPizza03: Updated prediction, per WT:ELEM#Somewhat newer density predictions for 6d metals

2021-03-24T00:45:05Z

Updated prediction, per WT:ELEM#Somewhat newer density predictions for 6d metals

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{{Infobox element
|engvar={{{engvar|}}}
|number=106
|symbol=Sg
|name=seaborgium
|abundance=
|abundance in earth's crust=
|abundance in oceans=
|abundance in solar system=
|left=[[dubnium]]
|right=[[bohrium]]
|above=[[tungsten|W]]
|below=(Uhn)
|group=6
|period=7
|block=d
|appearance=
|electrons per shell=2, 8, 18, 32, 32, 12, 2
|electrons per shell comment=
|phase=solid
|phase comment=''(predicted)''<ref name=bcc />
|density gpcm3nrt=23–24
|density gpcm3nrt comment=''(predicted)''<ref name=density>{{cite journal |last1=Gyanchandani |first1=Jyoti |last2=Sikka |first2=S. K. |title=Physical properties of the 6 d -series elements from density functional theory: Close similarity to lighter transition metals |journal=Physical Review B |date=10 May 2011 |volume=83 |issue=17 |pages=172101 |doi=10.1103/PhysRevB.83.172101 |access-date=18 March 2021}}</ref><ref name=kratz>{{cite book |last1=Kratz |last2=Lieser |title=Nuclear and Radiochemistry: Fundamentals and Applications |date=2013 |page=631 |edition=3rd}}</ref>
|crystal structure=body-centered cubic
|crystal structure comment=''(predicted)''<ref name=bcc>{{cite journal|doi=10.1103/PhysRevB.84.113104|title=First-principles calculation of the structural stability of 6d transition metals|year=2011|last1=Östlin|first1=A.|last2=Vitos|first2=L.|journal=Physical Review B|volume=84|issue=11|bibcode=2011PhRvB..84k3104O }}</ref>
|number of ionization energies=6
|ionization energy 1=757
|ionization energy comment=''(all but first estimated)''<ref name=Haire>{{cite book| title=The Chemistry of the Actinide and Transactinide Elements| editor1-last=Morss|editor2-first=Norman M.| editor2-last=Edelstein| editor3-last=Fuger|editor3-first=Jean| last1=Hoffman|first1=Darleane C. |last2=Lee |first2=Diana M. |last3=Pershina |first3=Valeria |chapter=Transactinides and the future elements| publisher= [[Springer Science+Business Media]]| year=2006| isbn=1-4020-3555-1| location=Dordrecht, The Netherlands| edition=3rd| ref=CITEREFHaire2006}}</ref>
|ionization energy 2=1733
|ionization energy 3=2484
|atomic radius=132
|atomic radius comment=''(predicted)''<ref name=Haire />
|covalent radius=143
|covalent radius comment=''(estimated)''<ref name=rsc>{{cite web|url=http://www.rsc.org/periodic-table/element/106/seaborgium|title=Periodic Table, Seaborgium|publisher=Royal Chemical Society|access-date=20 February 2017}}</ref>
|CAS number=54038-81-2
|magnetic susceptibility=
|magnetic susceptibility ref=
|isotopes=
{{infobox element/isotopes decay | mn=265 | sym=Sg | na=syn | hl=8.9 s | dm= α | de=8.90, 8.84, 8.76 | link1=rutherfordium-261 | pn=261 | ps=Rf}}
{{infobox element/isotopes decay | mn=265m | sym=Sg | na=syn | hl=16.2 s | dm= α | de=8.70 | link1=rutherfordium-261 | pn=261m | ps=Rf}}

{{infobox element/isotopes decay2 | mn=267 | sym=Sg | na=syn | hl=1.4 min
|dm1=17% α | de1=8.20 | link1=rutherfordium-263 | pn1=263 | ps1=Rf
|dm2=83% SF | de2= | pn2= | ps2= }}

{{infobox element/isotopes decay | mn=269 | sym=Sg | na=syn | hl=14 min<ref name=PuCa2017>{{cite journal |last1=Utyonkov |first1=V. K. |last2=Brewer |first2=N. T. |first3=Yu. Ts. |last3=Oganessian |first4=K. P. |last4=Rykaczewski |first5=F. Sh. |last5=Abdullin |first6=S. N. |last6=Dimitriev |first7=R. K. |last7=Grzywacz |first8=M. G. |last8=Itkis |first9=K. |last9=Miernik |first10=A. N. |last10=Polyakov |first11=J. B. |last11=Roberto |first12=R. N. |last12=Sagaidak |first13=I. V. |last13=Shirokovsky |first14=M. V. |last14=Shumeiko |first15=Yu. S. |last15=Tsyganov |first16=A. A. |last16=Voinov |first17=V. G. |last17=Subbotin |first18=A. M. |last18=Sukhov |first19=A. V. |last19=Karpov |first20=A. G. |last20=Popeko |first21=A. V. |last21=Sabel'nikov |first22=A. I. |last22=Svirikhin |first23=G. K. |last23=Vostokin |first24=J. H. |last24=Hamilton |first25=N. D. |last25=Kovrinzhykh |first26=L. |last26=Schlattauer |first27=M. A. |last27=Stoyer |first28=Z. |last28=Gan |first29=W. X. |last29=Huang |first30=L. |last30=Ma |date=30 January 2018 |title=Neutron-deficient superheavy nuclei obtained in the <sup>240</sup>Pu+<sup>48</sup>Ca reaction |journal=Physical Review C |volume=97 |issue=14320 |pages=1–10 |doi=10.1103/PhysRevC.97.014320|bibcode=2018PhRvC..97a4320U|url=https://www.researchgate.net/publication/322812255}}</ref>
| dm= α | de=8.41(4) | link1=rutherfordium-265 | pn=265 | ps=Rf}}

{{infobox element/isotopes decay2 | mn=271 | sym=Sg | na=[[synthetic radioisotope|syn]] | hl=1.6 min
|dm1=67% [[alpha decay|α]] | de1=8.54 | link1=rutherfordium-267 | pn1=267 | ps1=Rf
|dm2=33% [[spontaneous fission|SF]] | de2= | pn2= | ps2= }}

|naming=after [[Glenn T. Seaborg]]
|discovered by=[[Lawrence Berkeley National Laboratory]]
|discovery date=1974
|QID=Q1234
}}<noinclude>
{{Infobox element/element navigation|symbol=Sg}}
{{Template reference list}}
{{documentation|1=Template:Infobox element/doc}}
</noinclude>

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setup>LaundryPizza03: Updated prediction, per WT:ELEM#Somewhat newer density predictions for 6d metals