text: # Lawrencium
  Chăng-kō̤ Mìng-dĕ̤ng-ngṳ̄ Háng-cê gì bēng-buōng. / 參考閩東語漢字其版本。
  Lawrencium sê siŏh cṳ̄ng gĭng-sṳ̆k, iâ sê siŏh cṳ̄ng huá-hŏk nguòng-só.  Nguòng-cṳ̄ sê̤ṳ-só sê 103, huá-hŏk hù-hô̤ sê Lr.
title: Lawrencium
wikitext: {{twinLAT|鐒}}
  {{Infobox element
  |number=103
  |symbol=Lr
  |name=Lawrenci
  |enname=lawrencium
  |laname=lawrencium
  |left=[[nobelium|Nobeli]]
  |right=[[rutherfordium|Rutherfordi]]
  |above=[[lutetium|Luteti]]
  |below=(Upp)
  |series=actinium-hiê
  |series comment=ô sèng-âu dóng có̤ [[guó-dô gĭng-sṳ̆k]]
  |group=3
  |period=7
  |block=d
  |appearance=silvery ''(predicted)''<ref name="emsley">{{cite book|last=Emsley|first=John|title=Nature's Building Blocks: An A-Z Guide to the Elements|edition=New|year=2011|publisher=Oxford University Press|location=New York, NY|isbn=978-0-19-960563-7|page=278–9}}</ref>
  |atomic mass=[266]
  |electron configuration=&#91;[[radon|Rn]]&#93; 5f<sup>14</sup> 7s<sup>2</sup> 7p<sup>1</sup><!--In case you want to fix this, please don't. Read the article, specifically the section "atomic": it explains why. Experiments are inconclusive, but modern calculations all favour the 7p1 configuration.-->
  |electrons per shell=2, 8, 18, 32, 32, 8, 3
  |phase=gó-tā̤
  |phase comment=''(predicted)''
  |density gpcm3nrt=~15.6–16.6
  |density gpcm3nrt comment=''(predicted)''<ref name=density>{{cite journal |last=Fournier |first=Jean-Marc |date=1976 |title=Bonding and the electronic structure of the actinide metals |journal=Journal of Physics and Chemistry of Solids |volume=37 |issue=2 |pages=235–244 |doi=10.1016/0022-3697(76)90167-0}}</ref><ref name=Penneman>{{cite journal |last=Penneman |first=R. A. |last2=Mann |first2=J. B. |date=1976 |title='Calculation chemistry' of the superheavy elements; comparison with elements of the 7th period |journal=Proceedings of the Moscow Symposium on the Chemistry of Transuranium Elements |pages=257–263 |doi=10.1016/B978-0-08-020638-7.50053-1 |access-date=6 June 2016}}</ref>
  |crystal structure=hexagonal close-packed
  |crystal structure comment=''(predicted)''<ref name=hcp>{{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>
  |melting point K=1900
  |melting point C=1627
  |melting point F=2961
  |melting point comment=''(predicted)''
  |oxidation states='''3'''
  |number of ionization energies=3
  |ionization energy 1=478.6
  |ionization energy 1 ref=<ref>http://cen.acs.org/articles/93/i15/Lawrencium-Ionization-Energy-Measured.html?cq_ck=1428631698138</ref>
  |ionization energy 2=1428.0
  |ionization energy 2 comment = ''(predicted)''
  |ionization energy 3=2219.1
  |ionization energy 3 comment = ''(predicted)''
  |CAS number=22537-19-5
  |isotopes=
  {{infobox element/isotopes decay | mn=266 | sym=Lr | na=[[synthetic radioisotope|syn]] | hl=11&nbsp;h | dm=[[spontaneous fission|SF]] | de= | link1= | pn=| ps=}}
  {{infobox element/isotopes decay | mn=262 | sym=Lr | na=syn | hl=3.6&nbsp;h | dm=[[electron capture|ε]] | de= | link1=nobelium-262 | pn=262 | ps=No}}
  {{infobox element/isotopes decay | mn=261 | sym=Lr | na=syn | hl=44&nbsp;min | dm=SF/ε? | de= | pn= | ps=}}
  {{infobox element/isotopes decay | mn=260 | sym=Lr | na=syn | hl=2.7&nbsp;min | dm=[[alpha decay|α]] | de=8.04 | link1=mendelevium-256 | pn=256 | ps=Md}}
  {{infobox element/isotopes decay2 | mn=259 | sym=Lr | na=syn | hl=6.2&nbsp;s | dm1=78% α
   | de1=8.44 | link1=mendelevium-255 | pn1=255 | ps1=Md
   | dm2=22% SF | de2= | pn2= | ps2=}}
  {{infobox element/isotopes decay | mn=256 | sym=Lr | na=syn | hl=27&nbsp;s | dm=α | de=8.62,8.52,8.32... | link1=mendelevium-252 | pn=252 | ps=Md}}
  {{infobox element/isotopes decay | mn=255 | sym=Lr | na=syn | hl=21.5&nbsp;s | dm=α | de=8.43,8.37 | link1=mendelevium-251 | pn=251 | ps=Md}}
  {{infobox element/isotopes decay2 | mn=254 | sym=Lr | na=syn | hl=13&nbsp;s
   | dm1=78% α | de1=8.46,8.41 | link1=mendelevium-250 | pn1=250 | ps1=Md
   | dm2=22% ε | de2= | link2=nobelium-254 | pn2=254 | ps2=No}}
  |naming=after [[Ernest Lawrence]]
  |discovered by=[[Lawrence Berkeley National Laboratory]] and [[Joint Institute for Nuclear Research]]
  |discovery date=1961–1971
  }}
  '''Lawrencium''' sê siŏh cṳ̄ng [[gĭng-sṳ̆k]], iâ sê siŏh cṳ̄ng [[huá-hŏk nguòng-só]].  [[Nguòng-cṳ̄ sê̤ṳ-só]] sê 103, huá-hŏk hù-hô̤ sê Lr.
  ==Huá-hŏk séng-cék==
  
  ==Éng-ê̤ṳng==
  
  ==Cié-chṳ̄==
  
  ==Chăng-kō̤ cṳ̆-lâiu==
  {{reflist}}
  
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  [[分類:Huá-hŏk nguòng-só]]