text: # Titanium
  Chăng-kō̤ Mìng-dĕ̤ng-ngṳ̄ Háng-cê gì bēng-buōng. / 參考閩東語漢字其版本。
  Titanium sê siŏh cṳ̄ng gĭng-sṳ̆k, iâ sê siŏh cṳ̄ng huá-hŏk nguòng-só.  Nguòng-cṳ̄ sê̤ṳ-só sê 22, huá-hŏk hù-hô̤ sê Ti.
  
title: Titanium
wikitext: {{twinLAT|鈦}}
  {{infobox element
  |number=22
  |symbol=Ti
  |name=titan
  |enname=titanium
  |laname=titanium
  |left=[[scandium|Scandi]]
  |right=[[vanadium|Vanadi]]
  |above=–
  |below=[[zirconium|Zirconi]]
  |series=guó-dô gĭng-sṳ̆k
  |group=4
  |period=4
  |block=d
  |appearance=silvery grey-white metallic
  |image name=Titan-crystal bar.JPG
  |atomic mass=47.867
  |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;[[argon|Ar]]&#93; 3d<sup>2</sup> 4s<sup>2</sup>
  |electrons per shell=2, 8, 10, 2
  |phase=gó-tā̤
  |density gplstp=
  |density gpcm3nrt=4.506
  |density gpcm3nrt 2=
  |density gpcm3mp=4.11
  |melting point K=1941
  |melting point C=1668
  |melting point F=3034
  |boiling point K=3560
  |boiling point C=3287
  |boiling point F=5949
  |triple point K=
  |triple point kPa=
  |critical point K=
  |critical point MPa=
  |heat fusion=14.15
  |heat fusion 2=
  |heat vaporization=425
  |heat capacity=25.060
  |vapor pressure 1=1982
  |vapor pressure 10=2171
  |vapor pressure 100=(2403)
  |vapor pressure 1 k=2692
  |vapor pressure 10 k=3064
  |vapor pressure 100 k=3558
  |vapor pressure comment=
  |crystal structure=hexagonal close packed
  |oxidation states='''4''', 3, 2, 1, −1, −2
  |oxidation states ref=<ref>{{cite journal|author=Andersson, N.|title=Emission spectra of TiH and TiD near 938 nm|url=http://bernath.uwaterloo.ca/media/257.pdf|journal=J. Chem. Phys.|volume=118|year=2003|page=10543|doi=10.1063/1.1539848|bibcode=2003JChPh.118.3543A|display-authors=etal|accessdate=2018-06-03|archive-date=2012-02-09|archive-url=https://web.archive.org/web/20120209151538/http://bernath.uwaterloo.ca/media/257.pdf|deadurl=yes}}</ref>
  |oxidation states comment=(an [[amphoterism|amphoteric]] oxide)
  |electronegativity=1.54
  |number of ionization energies=4
  |ionization energy 1=658.8
  |ionization energy 2=1309.8
  |ionization energy 3=2652.5
  |atomic radius=147
  |atomic radius calculated=
  |covalent radius=160±8
  |Van der Waals radius=
  |magnetic ordering=[[paramagnetic]]
  |electrical resistivity unit prefix=n
  |electrical resistivity at 0=
  |electrical resistivity at 20=420
  |thermal conductivity=21.9
  |thermal conductivity 2=
  |thermal diffusivity=
  |thermal expansion=
  |thermal expansion at 25=8.6
  |speed of sound=
  |speed of sound rod at 20=
  |speed of sound rod at r.t.=5090
  |Young's modulus=116
  |Shear modulus=44
  |Bulk modulus=110
  |Poisson ratio=0.32
  |Mohs hardness=6.0
  |Vickers hardness=830–3420
  |Brinell hardness=716–2770
  |CAS number=7440-32-6
  |isotopes=
  {{infobox element/isotopes decay2
   | mn=44 | sym=Ti | na=[[synthetic radioisotope|syn]] | hl=[[1 E9 s|63&nbsp;y]]
   | dm1=[[electron capture|ε]] | de1=– | link1=scandium-44 | pn1=44 | ps1=Sc
   | dm2=[[gamma radiation|γ]] | de2=0.07[[Delayed nuclear radiation|D]], 0.08D | pn2= | ps2=– }}
  {{Infobox element/isotopes stable | mn=46 | sym=Ti | na=8.0% | n=24 |firstlinks=yes}}
  {{Infobox element/isotopes stable | mn=47 | sym=Ti | na=7.3% | n=25 |firstlinks=no}}
  {{Infobox element/isotopes stable | mn=48 | sym=Ti | na=73.8% | n=26 |firstlinks=no}}
  {{Infobox element/isotopes stable | mn=49 | sym=Ti | na=5.5% | n=27 |firstlinks=no}}
  {{Infobox element/isotopes stable | mn=50 | sym=Ti | na=5.4% | n=28 |firstlinks=no}}
  |discovered by=[[William Gregor]]
  |discovery date=1791
  |first isolation by=[[Jöns Jakob Berzelius]]
  |first isolation date=1825
  |named by=[[Martin Heinrich Klaproth]]
  |named date=1795
  }}
  '''Titanium''' sê siŏh cṳ̄ng [[gĭng-sṳ̆k]], iâ sê siŏh cṳ̄ng [[huá-hŏk nguòng-só]].  [[Nguòng-cṳ̄ sê̤ṳ-só]] sê 22, huá-hŏk hù-hô̤ sê Ti.
  ==Huá-hŏk séng-cék==
  
  ==Éng-ê̤ṳng==
  
  ==Cié-chṳ̄==
  
  ==Chăng-kō̤ cṳ̆-lâiu==
  {{reflist}}
  
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  [[分類:Huá-hŏk nguòng-só]]