text: # Pì (gĭng-sṳ̆k)
  Chăng-kō̤ Mìng-dĕ̤ng-ngṳ̄ Háng-cê gì bēng-buōng. / 參考閩東語漢字其版本。
  Pì (鈹) sê siŏh cṳ̄ng gĭng-sṳ̆k, iâ sê siŏh cṳ̄ng huá-hŏk nguòng-só.  Nguòng-cṳ̄ sê̤ṳ-só sê 4, huá-hŏk hù-hô̤ sê Be.
title: Pì (gĭng-sṳ̆k)
wikitext: {{twinLAT|鈹}}
  {{Infobox element
  |name=berili
  |enname=beryllium
  |laname=beryllium
  |number=4
  |symbol=Be
  |left=[[Lī (gĭng-sṳ̆k)|Liti]]
  |right=[[Bèng]]
  |above=–
  |below=[[Mī (gĭng-sṳ̆k)|Magne]]
  |series=giĕng-tū gĭng-sṳ̆k
  |series comment=
  |group=2
  |period=2
  |block=s
  |series color=
  |appearance=white-gray metallic
  |image name=Be-140g.jpg
  |image name comment=
  |image size=150px
  |image name 2=
  |image name 2 comment=
  |atomic mass=9.0121831
  |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=5
  |atomic mass comment=
  |electron configuration=&#91;[[Helium|He]]&#93; 2s<sup>2</sup>
  |electrons per shell=2, 2
  |color=
  |phase=gó-tā̤
  |phase comment=
  |density gplstp=
  |density gpcm3nrt=1.85
  |density gpcm3mp=1.690
  |melting point K=1560
  |melting point C=1287
  |melting point F=2349
  |boiling point K=2742
  |boiling point C=2469
  |boiling point F=4476
  |triple point K=
  |triple point kPa=
  |critical point K=5205
  |critical point MPa=
  |critical point comment=''(extrapolated)''
  |heat fusion=12.2
  |heat vaporization=292
  |heat capacity=16.443
  |vapor pressure 1=1462
  |vapor pressure 10=1608
  |vapor pressure 100=1791
  |vapor pressure 1 k=2023
  |vapor pressure 10 k=2327
  |vapor pressure 100 k=2742
  |vapor pressure comment=
  |crystal structure=hexagonal close packed
  |space group = P6_{3}/mmc
  |lattice constants = 228.58pm 228.58pm 358.43pm <ref>{{cite web|url=http://www.periodictable.com/Elements/004/data.html}}</ref>
  |oxidation states='''+2''', +1<ref>{{cite web|url=http://bernath.uwaterloo.ca/media/252.pdf|title=Beryllium: Beryllium(I) Hydride compound data|accessdate=2007-12-10|publisher=bernath.uwaterloo.ca|archive-date=2007-12-02|archive-url=https://web.archive.org/web/20071202130342/http://bernath.uwaterloo.ca/media/252.pdf|deadurl=yes}}</ref>
  |oxidation states comment=(an [[amphoterism|amphoteric]] oxide)
  |electronegativity=1.57
  |number of ionization energies=4
  |ionization energy 1=899.5
  |ionization energy 2=1757.1
  |ionization energy 3=14,848.7
  |atomic radius=112
  |atomic radius calculated=
  |covalent radius=96±3
  |Van der Waals radius=153
  |magnetic ordering=[[diamagnetism|diamagnetic]]
  |electrical resistivity unit prefix=n
  |electrical resistivity at 0=
  |electrical resistivity at 20=36
  |thermal conductivity=200
  |thermal conductivity 2=
  |thermal diffusivity=
  |thermal expansion=
  |thermal expansion at 25=11.3
  |speed of sound=
  |speed of sound rod at r.t.=12,890
  |speed of sound rod at r.t. ref=<ref>{{RubberBible92nd|page=14.48}}</ref>
  |Young's modulus=287
  |Shear modulus=132
  |Bulk modulus=130
  |Poisson ratio=0.032
  |Mohs hardness=5.5
  |Vickers hardness=1670
  |Brinell hardness=590–1320
  |CAS number=7440-41-7
  |isotopes=
  {{infobox element/isotopes decay2 | mn=7 | sym=Be | na=[[trace radioisotope|trace]] | hl=53.12&nbsp;d | dm1=[[electron capture|ε]] | de1=0.862 | link1=lithium-7 | pn1=7 | ps1=Li
   | dm2=[[gamma radiation|γ]] | de2=0.477 | pn2= | ps2=– }}
  {{Infobox element/isotopes stable | mn=9 | sym=Be | na=100% | n=5 |firstlinks=yes}}
  {{infobox element/isotopes decay | mn=10 | sym=Be | na=trace | link=Beryllium-10 | hl=1.36&times;10<sup>6</sup>&nbsp;y | dm=[[beta emission|β<sup>−</sup>]] | de=0.556 | link1=boron-10 | pn=10 | ps=B}}
  |predicted by=
  |prediction date=
  |discovered by=[[Louis Nicolas Vauquelin]]
  |discovery date=1797
  |first isolation by=[[Friedrich Wöhler]] & [[Antoine Bussy]]
  |first isolation date=1828
  |history comment label=
  |history comment=
  }}
  '''Pì''' (鈹) sê siŏh cṳ̄ng [[gĭng-sṳ̆k]], iâ sê siŏh cṳ̄ng [[huá-hŏk nguòng-só]].  [[Nguòng-cṳ̄ sê̤ṳ-só]] sê 4, huá-hŏk hù-hô̤ sê Be.
  
  ==Chăng-kō̤ cṳ̆-lâiu==
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  [[分類:Huá-hŏk nguòng-só]]