>Davemck: rmv duplicate parm

2024-04-23T15:15:57Z

rmv duplicate parm

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{{Infobox element
|name =manganese
|symbol =Mn
|Z =25
|number =25
|abundance=
|abundance in earth's crust=
|abundance in oceans=
|abundance in solar system=
|left=[[chromium]]
|right=[[iron]]
|above=–
|below=[[technetium|Tc]]
|appearance=silvery metallic
|image name=Manganese electrolytic and 1cm3 cube.jpg
|image upright =
|electrons per shell=2, 8, 13, 2
|phase=
|phase comment=
|density=7.476 g/cm<sup>3</sup> <ref name="Arblaster 2018" />
|density conditions=(at 20° C)
|density gpcm3nrt 2=
|density gpcm3mp=5.95
|melting point K=1519
|melting point C=1246
|melting point F=2275
|boiling point K=2334
|boiling point C=2061
|boiling point F=3742
|triple point K=
|triple point kPa=
|critical point K=
|critical point MPa=
|heat fusion=12.91
|heat fusion 2=
|heat vaporization=221
|heat capacity=26.32
|vapor pressure 1=1228
|vapor pressure 10=1347
|vapor pressure 100=1493
|vapor pressure 1 k=1691
|vapor pressure 10 k=1955
|vapor pressure 100 k=2333
|vapor pressure comment=
|crystal structure=body-centered cubic
|crystal structure prefix=α-Mn:
|crystal structure Pearson symbol=cI58
|lattice constant=''a'' = 891.16 pm (at 20 °C)<ref name="Arblaster 2018">{{cite book |last=Arblaster |first= John W. |title=Selected Values of the Crystallographic Properties of Elements |publisher=ASM International |publication-place=Materials Park, Ohio |date=2018 |isbn=978-1-62708-155-9}}</ref>|electronegativity=1.55
|number of ionization energies=4
|ionization energy 1=717.3
|ionization energy 2=1509.0
|ionization energy 3=3248
|atomic radius=127
|atomic radius calculated=
|covalent radius=Low spin: 139±5 pm<br/>High spin: 161±8
|Van der Waals radius=
|magnetic ordering=paramagnetic
|electrical resistivity=
|electrical resistivity unit prefix=µ
|electrical resistivity at 0=
|electrical resistivity at 20=1.44
|thermal conductivity=7.81
|thermal conductivity 2=
|thermal diffusivity=
|thermal expansion=
|thermal expansion comment={{val|23.61|e=−6}}/K (at 20 °C)<ref name="Arblaster 2018" />
|thermal expansion at 25=
|speed of sound=
|speed of sound rod at 20=5150
|speed of sound rod at r.t.=
|magnetic susceptibility= (α) {{val|+529.0|e=−6}}
|magnetic susceptibility ref=  (293 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=198
|Shear modulus=
|Bulk modulus=120
|Poisson ratio=
|Mohs hardness=6.0
|Vickers hardness=
|Brinell hardness=196
|CAS number=7439-96-5
|discovered by=[[Carl Wilhelm Scheele]]
|discovery date=1774
|first isolation by=[[Johann Gottlieb Gahn]]
|first isolation date=1774
|QID=Q731
}}<noinclude>
{{Infobox element/element navigation|symbol=Mn}}
{{Template reference list}}
{{documentation|1=Template:Infobox element/doc}}
</noinclude>

Template:Infobox manganese - Revision history

>Davemck: rmv duplicate parm