text: # Strontium
  Chăng-kō̤ Mìng-dĕ̤ng-ngṳ̄ Háng-cê gì bēng-buōng. / 參考閩東語漢字其版本。
  Strontium sê siŏh cṳ̄ng gĭng-sṳ̆k, iâ sê siŏh cṳ̄ng huá-hŏk nguòng-só.  Nguòng-cṳ̄ sê̤ṳ-só sê 38, huá-hŏk hù-hô̤ sê Sr.
title: Strontium
wikitext: {{twinLAT|鍶}}
  {{Infobox element
  |number=38
  |symbol=Sr
  |name=Stronti
  |enname=strontium
  |laname=strontium
  |left=[[rubidium|Rubidi]]
  |right=[[yttrium|Yttri]]
  |above=[[Gái (gĭng-sṳ̆k)|Calci]]
  |below=[[barium|Bari]]
  |series=giĕng-tū gĭng-sṳ̆k
  |group=2
  |period=5
  |block=s
  |image name=Strontium_destilled_crystals.jpg
  |appearance=silvery white metallic; with a pale yellow tint<ref>{{Greenwood&Earnshaw|page=112}}</ref>
  |atomic mass=87.62
  |atomic mass ref=<ref name="IUPAC">[http://www.ciaaw.org/atomic-weights.htm Standard Atomic Weights 2013]. [[Commission on Isotopic Abundances and Atomic Weights]]</ref>
  |atomic mass 2=1
  |atomic mass comment=
  |electron configuration=&#91;[[krypton|Kr]]&#93; 5s<sup>2</sup>
  |electrons per shell=2, 8, 18, 8, 2
  |phase=gó-tā̤
  |density gpcm3nrt=2.64
  |density gpcm3mp=2.375
  |melting point K=1050
  |melting point C=777
  |melting point F=1431
  |boiling point K=1650
  |boiling point C=1377
  |boiling point F=2511
  |heat fusion=7.43
  |heat vaporization=141
  |heat capacity=26.4
  |vapor pressure 1=796
  |vapor pressure 10=882
  |vapor pressure 100=990
  |vapor pressure 1 k=1139
  |vapor pressure 10 k=1345
  |vapor pressure 100 k=1646
  |vapor pressure comment=
  |crystal structure=face-centered cubic
  |oxidation states='''2''', 1
  |oxidation states ref=<ref>{{cite journal|url=http://bernath.uwaterloo.ca/media/149.pdf|title=High-Resolution Infrared Emission Spectrum of Strontium Monofluoride|journal=J. Molecular Spectroscopy|volume=175|page=158|year=1996|doi=10.1006/jmsp.1996.0019|bibcode=1996JMoSp.175..158C|last1=Colarusso|first1=P.|last2=Guo|first2=B.|last3=Zhang|first3=K.-Q.|last4=Bernath|first4=P.F.|accessdate=2018-06-03|archive-date=2012-03-08|archive-url=https://web.archive.org/web/20120308063843/http://bernath.uwaterloo.ca/media/149.pdf|deadurl=yes}}</ref>
  |oxidation states comment=(a&nbsp;strongly [[base (chemistry)|basic]] oxide)
  |electronegativity=0.95
  |number of ionization energies=3
  |ionization energy 1=549.5
  |ionization energy 2=1064.2
  |ionization energy 3=4138
  |atomic radius=215
  |covalent radius=195±10
  |Van der Waals radius=249
  |magnetic ordering=[[paramagnetism|paramagnetic]]
  |electrical resistivity unit prefix=n
  |electrical resistivity at 20=132
  |thermal conductivity=35.4
  |thermal expansion at 25=22.5
  |Young's modulus=15.7
  |Shear modulus=6.03
  |Poisson ratio=0.28
  |Mohs hardness=1.5
  |CAS number=7440-24-6
  |isotopes=
  {{infobox element/isotopes decay | mn=82 | sym=Sr
   | na=[[synthetic radioisotope|syn]] | hl=25.36&nbsp;d
   | dm=[[electron capture|ε]] | de=– | link1=rubidium-82 | pn=82 | ps=Rb}}
  {{infobox element/isotopes decay3 | mn=83 | sym=Sr
   | na=syn | hl=1.35&nbsp;d
   | dm1=ε | de1=– | link1=rubidium-83 | pn1=83 | ps1=Rb
   | dm2=[[positron emission|β<sup>+</sup>]] | de2=1.23 | pn2=83 | ps2=Rb
   | dm3=[[gamma radiation|γ]] | de3=0.76, 0.36 | pn3= | ps3=–}}
  {{infobox element/isotopes decay | mn=84 | sym=Sr
   | na=0.56% | hl=–
   | dm=([[double beta decay|β<sup>+</sup>β<sup>+</sup>]]) | de=1.7867 | link1=krypton-84 | pn=84 | ps=Kr }}
  {{infobox element/isotopes decay2 | mn=85 | sym=Sr
   | na=syn | hl=64.84&nbsp;d
   | dm1=ε | de1=– | link1=rubidium-85 | pn1=85 | ps1=Rb
   | dm2=γ | de2=0.514[[delayed nuclear radiation|D]] | pn2= | ps2=–}}
  {{Infobox element/isotopes stable | mn=86 | sym=Sr | na=9.86% | n=48 |firstlinks=yes}}
  {{Infobox element/isotopes stable | mn=87 | sym=Sr | na=7.0% | n=49 |firstlinks=no}}
  {{Infobox element/isotopes stable | mn=88 | sym=Sr | na=82.58% | n=50 |firstlinks=no}}
  {{infobox element/isotopes decay2 | mn=89 | sym=Sr
   | na=syn | hl=50.52&nbsp;d
   | dm1=ε | de1=1.49 | link1=rubidium-89 | pn1=89 | ps1=Rb
   | dm2=[[beta decay|β<sup>−</sup>]] | de2=0.909D | link2=yttrium-89 | pn2=89 | ps2=Y}}
  {{infobox element/isotopes decay | mn=90 | sym=Sr
   | na=[[trace radioisotope|trace]] | hl=28.90&nbsp;y
   | dm=β<sup>−</sup> | de=0.546 | link1=yttrium-90 | pn=90 | ps=Y}}
  |isotopes comment=Decay modes in parentheses are predicted, but have not yet been observed
  |naming=after the mineral [[strontianite]], itself named after [[Strontian]], Scotland
  |discovered by=[[William Cruickshank (chemist)|William Cruickshank]]
  |discovery date=1787
  |first isolation by=[[Humphry Davy]]
  |first isolation date=1808
  }}
  '''Strontium''' sê siŏh cṳ̄ng [[gĭng-sṳ̆k]], iâ sê siŏh cṳ̄ng [[huá-hŏk nguòng-só]].  [[Nguòng-cṳ̄ sê̤ṳ-só]] sê 38, huá-hŏk hù-hô̤ sê Sr.
  ==Huá-hŏk séng-cék==
  
  ==Éng-ê̤ṳng==
  
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  [[分類:Huá-hŏk nguòng-só]]