「Technetium」調整以後𣍐蜀樣其地方
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Sĭng hiĕk: '''Technetium''' sê siŏh cṳ̄ng gĭng-sṳ̆k, iâ sê siŏh cṳ̄ng huá-hŏk nguòng-só. Nguòng-cṳ̄ sê̤ṳ-só sê 43, huá-hŏk hù-hô̤ sê Tc. ==Huá-h... |
無編輯摘要 |
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Dâ̤ 1 hòng:
{{infobox element
|name=Tecneti
|enname=technetium
|laname=technetium
|number=43
|symbol=Tc
|left=[[Mŭk (gĭng-sṳ̆k)|Molypden]]
|right=[[ruthenium|Rutheni]]
|above=[[Mâing (gĭng-sṳ̆k)|Mangan]]
|below=[[rhenium|Rheni]]
|series=guó-dô gĭng-sṳ̆k
|series comment=
|group=7
|period=5
|block=d
|series color=
|appearance=shiny gray metal
|image name=
|image alt=
|image size=
|image name comment=
|image name 2=
|image name 2 comment=
|atomic mass=[98]
|atomic mass 2=
|atomic mass comment=
|electron configuration=[[[Krypton|Kr]]] 4d<sup>5</sup> 5s<sup>2</sup>
|electrons per shell=2, 8, 18, 13, 2
|color=
|phase=gó-tā̤
|phase comment=
|density gplstp=
|density gpcm3nrt=11
|density gpcm3mp=
|melting point K=2430
|melting point C=2157
|melting point F=3915
|boiling point K=4538
|boiling point C=4265
|boiling point F=7709
|triple point K=
|triple point kPa=
|critical point K=
|critical point MPa=
|heat fusion=33.29
|heat vaporization=585.2
|heat capacity=24.27
|vapor pressure 1=2727
|vapor pressure 10=2998
|vapor pressure 100=3324
|vapor pressure 1 k=3726
|vapor pressure 10 k=4234
|vapor pressure 100 k=4894
|vapor pressure comment=''(extrapolated)''
|crystal structure=hexagonal close packed
|oxidation states='''7''', 6, 5, '''4''', 3,<ref name="OpenMOPAC">{{cite web|url=http://openmopac.net/data_normal/technetium(iii)%20triiodide_jmol.html|title=Technetium: technetium(III) iodide compound data|accessdate=2007-12-10|publisher=OpenMOPAC.net}}</ref> 2, 1,<ref name="OpenMOPAC"/> −1, −3
|oxidation states comment=(a strongly [[acid]]ic oxide)
|electronegativity=1.9
|number of ionization energies=3
|ionization energy 1=702
|ionization energy 2=1470
|ionization energy 3=2850
|atomic radius=136
|atomic radius calculated=
|covalent radius=147±7
|Van der Waals radius=
|magnetic ordering=[[Paramagnetic]]
|electrical resistivity unit prefix=n
|electrical resistivity at 0=
|electrical resistivity at 20=200
|thermal conductivity=50.6
|thermal conductivity 2=
|thermal diffusivity=
|thermal expansion=7.1
|thermal expansion ref=<ref>http://www.owlnet.rice.edu/~msci301/ThermalExpansion.pdf</ref>
|thermal expansion comment=(at {{abbr|r.t.|room temperature}})
|speed of sound=
|speed of sound rod at 20=16,200
|speed of sound rod at r.t.=
|Young's modulus=
|Shear modulus=
|Bulk modulus=
|Poisson ratio=
|Mohs hardness=
|Vickers hardness=
|Brinell hardness=
|CAS number=7440-26-8
|isotopes=
{{infobox element/isotopes decay3 | mn=95m | sym=Tc
| na=[[synthetic radioisotope|syn]] | hl=[[1 E6 s|61 d]]
| dm1=[[electron capture|ε]] | de1=– | link1=molybdenum-95 | pn1=95 | ps1=Mo
| dm2=[[gamma radiation|γ]] | de2=0.204, 0.582,<br/>0.835 | pn2= | ps2=–
| dm3=[[internal conversion|IT]] | de3=0.0389, [[conversion electron|e]] | pn3=95 | ps3=Tc }}
{{infobox element/isotopes decay2 | mn=96 | sym=Tc
| na=syn | hl=[[1 E5 s|4.3 d]]
| dm1=ε | de1=– | link1=molybdenum-96 | pn1=96 | ps1=Mo
| dm2=γ | de2=0.778, 0.849,<br/>0.812 | pn2= | ps2=– }}
{{infobox element/isotopes decay | mn=97 | sym=Tc
| na=syn | hl=[[1 E13 s|2.6×10<sup>6</sup> y]]
| dm=ε | de=– | | link1=molybdenum-97 | pn=97 | ps=Mo }}
{{infobox element/isotopes decay | mn=97m | sym=Tc
| na=syn | hl=[[1 E6 s|91 d]]
| dm=IT | de=0.965, e | pn=97 | ps=Tc }}
{{infobox element/isotopes decay2 | mn=98 | sym=Tc
| na=syn | hl=[[1 E14 s|4.2×10<sup>6</sup> y]]
| dm1=[[beta emission|β<sup>−</sup>]] | de1=0.4 | link1=ruthenium-98 | pn1=98 | ps1=Ru
| dm2=γ | de2=0.745, 0.652 | pn2= | ps2=– }}
{{infobox element/isotopes decay | mn=99 | sym=Tc
| na=[[trace radioisotope|trace]] | hl=[[1 E12 s|2.111×10<sup>5</sup> y]]
| dm=β<sup>−</sup> | de=0.294 | link1=ruthenium-99 | pn=99 | ps=Ru }}
{{infobox element/isotopes decay2 | mn=99[[nuclear isomer|m]] | sym=Tc
| na=syn | hl=[[1 E4 s|6.01 h]]
| dm1=IT | de1=0.142, 0.002 | pn1=99 | ps1=Tc
| dm2=γ | de2=0.140 | pn2= | ps2=– }}
|predicted by=[[Dmitri Mendeleev]]
|prediction date=1871
|discovery and first isolation by=[[Emilio Segrè]] and [[Carlo Perrier]]
|discovery date=1937
}}
'''Technetium''' sê siŏh cṳ̄ng [[gĭng-sṳ̆k]], iâ sê siŏh cṳ̄ng [[huá-hŏk nguòng-só]]. [[Nguòng-cṳ̄ sê̤ṳ-só]] sê 43, huá-hŏk hù-hô̤ sê Tc.
==Huá-hŏk séng-cék==
第5行 ⟶ 第124行：
==Cié-chṳ̄==
==Chăng-kō̤ cṳ̆-lâiu==
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{{Ciŭ-gĭ-biēu}}
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