Difference between revisions 1797572 and 1837924 on bnwiki

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ইউরোপিয়াম
{{Unreferenced|date=মার্চ ২০১০}}

{{Elementbox_header | number=63 | symbol=Eu | name=ইউরোপিয়াম  | left=[[সামারিয়াম]] | right=[[গ্যাডোলিনিয়াম]] | above=- | below=[[আমেরিসিয়াম|Am]] | color1=#ffbfff | color2=black }}
{{Elementbox_series | [[lanthanide]]s }}
{{Elementbox_periodblock | period=6 | block=f }}
{{Elementbox_appearance_img | Eu,63| silvery white }}
{{Elementbox_atomicmass_gpm | [[1 E-25 kg|151.964]][[List of elements by atomic mass|(1)]] }}
{{Elementbox_econfig | &#91;[[জেনন|Xe]]&#93; 4f<sup>7</sup> 6s<sup>2</sup> }}
{{Elementbox_epershell | 2, 8, 18, 25, 8, 2 }}
{{Elementbox_section_physicalprop | color1=#ffbfff | color2=black }}
{{Elementbox_phase | [[solid]] }}
{{Elementbox_density_gpcm3nrt | 5.264 }}
{{Elementbox_densityliq_gpcm3mp | 5.13 }}
{{Elementbox_meltingpoint | k=1099 | c=826 | f=1519 }}
{{Elementbox_boilingpoint | k=1802 | c=1529 | f=2784 }}
{{Elementbox_heatfusion_kjpmol | 9.21 }}
{{Elementbox_heatvaporiz_kjpmol | 176 }}
{{Elementbox_heatcapacity_jpmolkat25 | 27.66 }}
{{Elementbox_vaporpressure_katpa | 863 | 957 | 1072 | 1234 | 1452 | 1796 | comment= }}
{{Elementbox_section_atomicprop | color1=#ffbfff | color2=black }}
{{Elementbox_crystalstruct | cubic body centered }}
{{Elementbox_oxistates | 3,2 <br />(mildly [[base (chemistry)|basic]] oxide) }}
{{Elementbox_electroneg_pauling | ? 1.2 }}
{{Elementbox_ionizationenergies4 | 547.1 | 1085 | 2404 }}
{{Elementbox_atomicradius_pm | [[1 E-10 m|185]] }}
{{Elementbox_atomicradiuscalc_pm | [[1 E-10 m|231]] }}
{{Elementbox_section_miscellaneous | color1=#ffbfff | color2=black }}
{{Elementbox_magnetic | no data }}
{{Elementbox_eresist_ohmm | ([[room temperature|r.t.]]) (poly) 0.900 µ}}
{{Elementbox_thermalcond_wpmkat300k | est. 13.9 }}
{{Elementbox_thermalexpansion_umpmk | ([[room temperature|r.t.]]) (poly)<br />35.0 }}
{{Elementbox_youngsmodulus_gpa | 18.2 }}
{{Elementbox_shearmodulus_gpa | 7.9 }}
{{Elementbox_bulkmodulus_gpa | 8.3 }}
{{Elementbox_poissonratio | 0.152 }}
{{Elementbox_vickershardness_mpa | 167 }}
{{Elementbox_cas_number | 7440-53-1 }}
{{Elementbox_isotopes_begin | isotopesof=europium | color1=#ffbfff | color2=black }}
{{Elementbox_isotopes_decay | mn=150 | sym=Eu
 | na=[[synthetic radioisotope|syn]] | hl=[[1 E s|36.9 y]]
 | dm=[[electron capture|ε]] | de=2.261 | pn=150 | ps=[[samarium|Sm]] }}
{{Elementbox_isotopes_stable | mn=151 | sym=Eu | na=47.8% | n=88 }}
{{Elementbox_isotopes_decay2 | mn=152 | sym=Eu
 | na=[[synthetic radioisotope|syn]] | hl=[[1 E s|13.516 y]]
 | dm1=ε | de1=1.874 | pn1=152 | ps1=[[samarium|Sm]]
 | dm2=[[Beta minus decay|β<sup>-</sup>]] | de2=1.819 | pn2=152 | ps2=[[gadolinium|Gd]] }}
{{Elementbox_isotopes_stable | mn=153 | sym=Eu | na=52.2% | n=90 }}
{{Elementbox_isotopes_end}}
{{Elementbox_footer | color1=#ffbfff | color2=black }}


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