Káng "Bék (gĭng-sṳ̆k)" gì nguòng-dâi-mā

{{twinLAT|鉍}}
{{Infobox element
|name=Bitmut
|enname=bismuth
|laname=Bisemutum
|number=83
|symbol=Bi
|left=[[Iòng (gĭng-sṳ̆k)|iòng]]
|right=[[polonium|Poloni]]
|above=[[Dà̤ (gĭng-sṳ̆k)|Antimon]]
|below=[[Moscovium|Moscovi]]
|series=bìng-gĭng-sṳ̆k
|series comment=
|group=15
|period=6
|block=p
|series color=
|appearance=lustrous silver
|image name=Bismuth crystals and 1cm3 cube.jpg
|image name comment=
|image name 2=
|image name 2 comment=
|atomic mass=208.98040
|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;[[xenon|Xe]]&#93; 4f<sup>14</sup> 5d<sup>10</sup> 6s<sup>2</sup> 6p<sup>3</sup>
|electrons per shell=2, 8, 18, 32, 18, 5
|color=
|phase=gó-tā̤
|phase comment=
|density gplstp=
|density gpcm3nrt=9.78
|density gpcm3mp=10.05
|melting point K=544.7
|melting point C=271.5
|melting point F=520.7
|boiling point K=1837
|boiling point C=1564
|boiling point F=2847
|triple point K=
|triple point kPa=
|critical point K=
|critical point MPa=
|heat fusion=11.30
|heat vaporization=179
|heat capacity=25.52
|vapor pressure 1=941
|vapor pressure 10=1041
|vapor pressure 100=1165
|vapor pressure 1 k=1325
|vapor pressure 10 k=1538
|vapor pressure 100 k=1835
|vapor pressure comment=
|crystal structure=rhombohedral
|crystal structure ref=<ref name=str>{{cite journal|doi=10.1107/S0365110X62002297|title=The crystal structure of Bi and of solid solutions of Pb, Sn, Sb and Te in Bi|year=1962|last1=Cucka|first1=P.|last2=Barrett|first2=C. S.|journal=Acta Crystallographica|volume=15|issue=9|pages=865}}</ref>
| oxidation states=5, 4, '''3''', 2, 1, −1, −2, −3
|oxidation states comment=(a&nbsp;mildly [[acid]]ic oxide)
|electronegativity=2.02
|number of ionization energies=4
|ionization energy 1=703
|ionization energy 2=1610
|ionization energy 3=2466
|atomic radius=156
|covalent radius=148±4
|Van der Waals radius=207
|magnetic ordering=[[diamagnetism|diamagnetic]]
|electrical resistivity unit prefix=µ
|electrical resistivity=
|electrical resistivity at 0=
|electrical resistivity at 20=1.29
|thermal conductivity=7.97
|thermal conductivity 2=
|thermal diffusivity=
|thermal expansion=
|thermal expansion at 25=13.4
|speed of sound=
|speed of sound rod at 20=1790
|speed of sound rod at r.t.=
|Young's modulus=32
|Shear modulus=12
|Bulk modulus=31
|Poisson ratio=0.33
|Mohs hardness=2.25
|Vickers hardness=
|Brinell hardness=70–95
|CAS number=7440-69-9
|isotopes=
{{infobox element/isotopes decay | mn=207 | sym=Bi
 | na=[[synthetic radioisotope|syn]] | hl=31.55&nbsp;y
 | dm=[[positron emission|β<sup>+</sup>]] | de=2.399 | link1=lead-207 | pn=207 | ps=Pb }}
{{infobox element/isotopes decay | mn=208 | sym=Bi
 | na=syn | hl=3.68×10<sup>5</sup>&nbsp;y
 | dm=β<sup>+</sup> | de=2.880 | link1=lead-208 | pn=208 | ps=Pb}}
{{infobox element/isotopes decay | mn=209 | sym=Bi
 | na=100% | hl=1.9×10<sup>19</sup>&nbsp;y
 | dm=[[alpha decay|α]] | de=3.137 | link1=thallium-205 | pn=205 | ps=Tl}}
{{infobox element/isotopes decay2 | mn=210 | sym=Bi
 | na=[[trace radioisotope|trace]] | hl=5.012&nbsp;d
 | dm1=[[beta decay|β<sup>−</sup>]] | de1=1.426 | link1=polonium-210 | pn1=210 | ps1=Po
 | dm2=α | de2=5.982 | link2=thallium-206 | pn2=206 | ps2=Tl}}
{{infobox element/isotopes decay2 | mn=210m | sym=Bi
 | na=syn | hl=3.04×10<sup>6</sup>&nbsp;y
 | dm1=[[Isomeric transition|IT]] | de1=0.271 | pn1=210 | ps1=Bi
 | dm2=α | de2=6.253 | link2=thallium-206 | pn2=206 | ps2=Tl}}
|isotopes comment=
|discovered by=[[Claude François Geoffroy]]
|discovery date=1753
}}
'''Bék''' (鉍) sê siŏh cṳ̄ng [[gĭng-sṳ̆k]], iâ sê siŏh cṳ̄ng [[huá-hŏk nguòng-só]]. [[Nguòng-cṳ̄ sê̤ṳ-só]] sê 83, huá-hŏk hù-hô̤ sê Bi.

==Huá-hŏk séng-cék==

==Éng-ê̤ṳng==

==Cié-chṳ̄==

==Chăng-kō̤ cṳ̆-lâiu==
{{reflist}}

{{Ciŭ-gĭ-biēu}}
{{authority control}}

[[分類:Huá-hŏk nguòng-só]]