Difference between revisions of "Template:Infobox chromium"

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{{Elementbox |name=chromium |pronounce={{IPAc-en|ˈ|k|r|oʊ|m|i|əm}} {{Respell|KROH|mee-əm}} |number=24 |symbol=Cr |left=[[vanadium]] |right=[[manganese]] |above=- |below=[[molybdenum|Mo]] |series=transition metal |series comment= |group=6 |period=4 |block=d |series color= |phase color= |appearance=silvery metallic |image name= Chromium_crystals_and_1cm3_cube.jpg |image size= |image name comment= |image name 2= |image name 2 comment= |atomic mass=51.9961 |atomic mass 2=6 |atomic mass comment= |electron configuration=[[[argon|Ar]]] 4s<sup>1</sup>3d<sup>5</sup> |electrons per shell=2, 8, 13, 1 |color= |phase=solid |phase comment= |density gplstp= |density gpcm3nrt=7.19 |density gpcm3nrt 2= |density gpcm3mp=6.3 |melting point K=2180 |melting point C=1907 |melting point F=3465 |boiling point K=2944 |boiling point C=2671 |boiling point F=4840 |triple point K= |triple point kPa= |critical point K= |critical point MPa= |heat fusion=21.0 |heat fusion 2= |heat vaporization=339.5 |heat capacity=23.35 |vapor
+
{{Infobox element
 +
|engvar={{{engvar|}}}
 +
|name=chromium
 +
|number=24
 +
|symbol=Cr
 +
|abundance=
 +
|abundance in earth's crust=
 +
|abundance in oceans=
 +
|abundance in solar system=
 +
|left=[[vanadium]]
 +
|right=[[manganese]]
 +
|above=
 +
|below=[[molybdenum|Mo]]
 +
|category comment=
 +
|group=6
 +
|period=4
 +
|block=d
 +
|appearance=silvery metallic
 +
|image name=Chromium_crystals_and_1cm3_cube.jpg
 +
|electrons per shell=2, 8, 13, 1
 +
|phase=
 +
|phase comment=
 +
|density gplstp=
 +
|density gpcm3nrt=7.19
 +
|density gpcm3nrt 2=
 +
|density gpcm3mp=6.3
 +
|melting point K=2180
 +
|melting point C=1907
 +
|melting point F=3465
 +
|boiling point K=2944
 +
|boiling point C=2671
 +
|boiling point F=4840
 +
|triple point K=
 +
|triple point kPa=
 +
|critical point K=
 +
|critical point MPa=
 +
|heat fusion=21.0
 +
|heat fusion 2=
 +
|heat vaporization=347
 +
|heat capacity=23.35
 +
|vapor pressure 1=1656
 +
|vapor pressure 10=1807
 +
|vapor pressure 100=1991
 +
|vapor pressure 1 k=2223
 +
|vapor pressure 10 k=2530
 +
|vapor pressure 100 k=2942
 +
|vapor pressure comment=
 +
|crystal structure=body-centered cubic
 +
|electronegativity=1.66
 +
|number of ionization energies=4
 +
|ionization energy 1=652.9
 +
|ionization energy 2=1590.6
 +
|ionization energy 3=2987
 +
|atomic radius=128
 +
|atomic radius calculated=
 +
|covalent radius=139±5
 +
|Van der Waals radius=
 +
|magnetic ordering=[[antiferromagnetism|antiferromagnetic]]
 +
|magnetic ordering comment=(rather: [[spin density wave|SDW]])<ref name=fawcett>{{cite journal|doi=10.1103/RevModPhys.60.209|title=Spin-density-wave antiferromagnetism in chromium|year=1988|author=Fawcett, Eric|journal=Reviews of Modern Physics|volume=60|pages=209|bibcode=1988RvMP...60..209F}}</ref>
 +
|electrical resistivity unit prefix=n
 +
|electrical resistivity=
 +
|electrical resistivity at 0=
 +
|electrical resistivity at 20=125
 +
|thermal conductivity=93.9
 +
|thermal conductivity 2=
 +
|thermal diffusivity=
 +
|thermal expansion=
 +
|thermal expansion at 25=4.9
 +
|speed of sound=
 +
|speed of sound rod at 20=5940
 +
|speed of sound rod at r.t.=
 +
|magnetic susceptibility= +280.0·10<sup>−6</sup>
 +
|magnetic susceptibility ref= &#x20;(273&nbsp;K)<ref>{{Cite book|title=CRC, Handbook of Chemistry and Physics|last=Weast|first=Robert|publisher=Chemical Rubber Company Publishing|year=1984|isbn=0-8493-0464-4|location=Boca Raton, Florida|pages=E110}}</ref>
 +
|Young's modulus=279
 +
|Shear modulus=115
 +
|Bulk modulus=160
 +
|Poisson ratio=0.21
 +
|Vickers hardness=1060
 +
|Mohs hardness=8.5
 +
|Brinell hardness=687–6500
 +
|CAS number=7440-47-3
 +
|isotopes=
 +
{{infobox element/isotopes stable | mn=50 | sym=Cr | na=4.345% | n=26 |firstlinks=yes}}
 +
{{infobox element/isotopes decay2 | mn=51 | sym=Cr | na=[[synthetic radioisotope|syn]] | hl=27.7025&nbsp;d
 +
|dm1=[[electron capture|ε]] | de1=– | link1=vanadium-51 | pn1=51 | ps1=V
 +
|dm2=[[gamma ray|γ]] | de2=0.320 | pn2= | ps2=– }}
 +
{{Infobox element/isotopes stable | mn=52 | sym=Cr | na=83.789% | n=28 |firstlinks=no}}
 +
{{Infobox element/isotopes stable | mn=53 | sym=Cr | na=9.501% | n=29 |firstlinks=no}}
 +
{{Infobox element/isotopes stable | mn=54 | sym=Cr | na=2.365% | n=30 |firstlinks=no}}
 +
|isotopes comment=
 +
|discovery and first isolation by=[[Louis Nicolas Vauquelin]]
 +
|discovery date=1794
 +
|first isolation date=1797
 +
|QID=Q725
 +
}}<!--
 +
 
 +
--><noinclude>
 +
{{Infobox element/element navigation|symbol=Cr}}
 +
{{Template reference list}}
 +
{{documentation|1=Template:Infobox element/doc}}
 +
</noinclude>

Latest revision as of 19:29, 16 December 2020

[[Category:Template:Pagetype with short description]]

Chromium, 24Cr
Chromium crystals and 1cm3 cube.jpg
Chromium
Appearancesilvery metallic
Standard atomic weight Ar, std(Cr)Template:Val[1]
Chromium in the periodic table
Template:Periodic table (32 columns, micro)

Cr

Mo
vanadiumchromiummanganese
Atomic number (Z)24
Groupgroup 6
Periodperiod 4
Block  d-block
Electron configuration[Ar] 3d5 4s1
Electrons per shell2, 8, 13, 1
Physical properties
Phase at STPsolid
Melting point2180 K ​(1907 °C, ​3465 °F)
Boiling point2944 K ​(2671 °C, ​4840 °F)
Density (near r.t.)7.19 g/cm3
when liquid (at m.p.)6.3 g/cm3
Heat of fusion21.0 kJ/mol
Heat of vaporization347 kJ/mol
Molar heat capacity23.35 J/(mol·K)
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 1656 1807 1991 2223 2530 2942
Atomic properties
Oxidation states−4, −2, −1, 0, +1, +2, +3, +4, +5, +6 (depending on the oxidation state, an acidic, basic, or amphoteric oxide)
ElectronegativityPauling scale: 1.66
Ionization energies
  • 1st: 652.9 kJ/mol
  • 2nd: 1590.6 kJ/mol
  • 3rd: 2987 kJ/mol
  • (more)
Atomic radiusempirical: 128 pm
Covalent radius139±5 pm
Color lines in a spectral range
Spectral lines of chromium
Other properties
Natural occurrenceprimordial
Crystal structurebody-centered cubic (bcc)
Body-centered cubic crystal structure for chromium
Speed of sound thin rod5940 m/s (at 20 °C)
Thermal expansion4.9 µm/(m·K) (at 25 °C)
Thermal conductivity93.9 W/(m·K)
Electrical resistivity125 nΩ·m (at 20 °C)
Magnetic orderingantiferromagnetic (rather: SDW)[2]
Magnetic susceptibility+280.0·10−6 cm3/mol (273 K)[3]
Young's modulus279 GPa
Shear modulus115 GPa
Bulk modulus160 GPa
Poisson ratio0.21
Mohs hardness8.5
Vickers hardness1060 MPa
Brinell hardness687–6500 MPa
CAS Number7440-47-3
History
Discovery and first isolationLouis Nicolas Vauquelin (1794, 1797)
Main isotopes of chromium
[[Isotope|IsoTemplate:Shytope]] [[Natural abundance|AbunTemplate:Shydance]] Half-life (t1/2) Decay mode [[Decay product|ProTemplate:Shyduct]]
50Cr 4.345% stable
51Cr syn 27.7025 d ε 51V
γ
52Cr 83.789% stable
53Cr 9.501% stable
54Cr 2.365% stable
Category Category: Chromium
| references

[[Category:Infobox templates|Template:Remove first word]]

data m.p. cat
in calc from C diff report ref
C 1907
K 2180 2180 0
F 3465 3465 0 Template:Subpage other
max precision 0
WD Template:Wikidata Script error: No such module "EditAtWikidata". Template:Wikidata
input C: 1907, K: 2180, F: 3465
comment
data b.p. cat
in calc from C diff report ref
C 2671
K 2944 2944 0
F 4840 4840 0 Template:Subpage other
max precision 0
WD Template:Wikidata Script error: No such module "EditAtWikidata". Template:Wikidata
input C: 2671, K: 2944, F: 4840
comment
V ←

i'box V

iso
24
Cr (E)
→ Mn

i'box Mn

  Data sets read by {{Infobox element}}
Name and identifiers
Top image (caption, alt)
Pronunciation
Category (enwiki)
Standard atomic weight
  most stable isotope
Natural occurrence
Phase at STP
Oxidation states
Spectral lines image
Electron configuration (cmt, ref)
Term symbol * (cmt, ref)
Wikidata *
* Not used in {{Infobox element}} (2019-02-03)
See also {{Infobox element/symbol-to--navbox}}

References

  1. Meija, Juris; et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry. 88 (3): 265–91. doi:10.1515/pac-2015-0305.
  2. Fawcett, Eric (1988). "Spin-density-wave antiferromagnetism in chromium". Reviews of Modern Physics. 60: 209. Bibcode:1988RvMP...60..209F. doi:10.1103/RevModPhys.60.209.
  3. Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4.

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