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Template:Infobox europium - Revision history
2026-04-04T15:45:47Z
Revision history for this page on the wiki
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>Burzuchius at 20:30, 18 February 2025
2025-02-18T20:30:49Z
<p></p>
<p><b>New page</b></p><div>{{Infobox element<br />
|symbol =Eu<br />
|Z =63<br />
|number =63<br />
|name =europium<br />
|abundance=<br />
|abundance in earth's crust=<br />
|abundance in oceans=<br />
|abundance in solar system=<br />
|left=[[samarium]]<br />
|right=[[gadolinium]]<br />
|above=–<br />
|below=[[americium|Am]]<br />
|image name=Europium.jpg<br />
|appearance=silvery white, with a pale yellow tint;<ref>{{Greenwood&Earnshaw|page=112}}</ref> but rarely seen without oxide discoloration<br />
|electrons per shell=2, 8, 18, 25, 8, 2<br />
|phase=<br />
|density=5.246&nbsp;g/cm<sup>3</sup>&thinsp;<ref name="Arblaster 2018" /><br />
|density conditions=(at&nbsp;20°&nbsp;C)<br />
|density gpcm3mp=5.13<br />
|melting point K=1099<br />
|melting point C=826<br />
|melting point F=1519<br />
|boiling point K=1802<br />
|boiling point C=1529<br />
|boiling point F=2784<br />
|heat fusion=9.21<br />
|heat vaporization=176<br />
|heat capacity=27.66<br />
|vapor pressure 1=863<br />
|vapor pressure 10=957<br />
|vapor pressure 100=1072<br />
|vapor pressure 1 k=1234<br />
|vapor pressure 10 k=1452<br />
|vapor pressure 100 k=1796<br />
|vapor pressure comment=<br />
|crystal structure=body-centered cubic<br />
|crystal structure Pearson symbol=cI2<br />
|lattice constant=''a''&nbsp;=&nbsp;458.22&nbsp;pm (at&nbsp;20&nbsp;°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><br />
|electronegativity=1.2<br />
|electronegativity comment=<br />
|number of ionization energies=3<br />
|ionization energy 1=547.1<br />
|ionization energy 2=1085<br />
|ionization energy 3=2404<br />
|atomic radius=180<br />
|covalent radius=198±6<br />
|magnetic ordering=[[paramagnetic]]<br />
|magnetic ordering ref=<ref name=magnet>{{cite book |url=https://web.archive.org/web/20110303222309/http://www-d0.fnal.gov/hardware/cal/lvps_info/engineering/elementmagn.pdf|chapter=Magnetic susceptibility of the elements and inorganic compounds| editor = Lide, D. R. | title = CRC Handbook of Chemistry and Physics | edition = 86th | location = Boca Raton (FL) | publisher = CRC Press | year = 2005 | isbn = 0-8493-0486-5 }}<br />
</ref><br />
|electrical resistivity unit prefix=µ<br />
|electrical resistivity=poly: 0.900<br />
|electrical resistivity comment=(at {{abbr|r.t.|room temperature}})<br />
|thermal conductivity=est. 13.9<br />
|thermal expansion=<!-- see thermal expansion comment --><br />
|thermal expansion comment={{val|26.3|e=−6}}/K (at&nbsp;20&nbsp;°C)<ref name="Arblaster 2018" /><br />
|magnetic susceptibility= {{val|+34,000.0|e=−6}}<br />
|magnetic susceptibility ref= <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><br />
|Young's modulus=18.2<br />
|Shear modulus=7.9<br />
|Bulk modulus=8.3<br />
|Poisson ratio=0.152<br />
|Vickers hardness=165–200<br />
|CAS number=7440-53-1<br />
|naming=after Europe<br />
|discovered by=[[Eugène-Anatole Demarçay]]<br />
|discovery date=1896<br />
|first isolation date=1937<br />
|QID=Q1396<br />
}}<!--<br />
<br />
--><noinclude><br />
{{Infobox element/element navigation|symbol=Eu}}<br />
{{Template reference list}}<br />
{{documentation|1=Template:Infobox element/doc}}<br />
</noinclude></div>
>Burzuchius