"Mendelevium" pán-pún chi-kan bô-kāng--ê tē-hng
刪去的內容 新增的內容
'''Mendelevium''' sī 1 ê hoà-ha̍k goân-sò͘. I ê goân-chú-hoan sī 101, hoà-ha̍k hû-hō sī Md. "Mendelevium" sī ēng Dmitrij Ivanovič Mendel... ê ia̍h í-keng kiàn-li̍p |
無編輯摘要 |
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Tē 1 chōa:
{{Infobox element
|number=101
|symbol=Md
|name=mendelevium
|left=[[fermium]]
|right=[[nobelium]]
|above=[[thulium|Tm]]
|below=(Upt)
|series=actinium-hē
|period=7
|block=f
|appearance=
|atomic mass=(258)
|electron configuration=[[[radon|Rn]]] 5f<sup>13</sup> 7s<sup>2</sup>
|electrons per shell=2, 8, 18, 32, 31, 8, 2
|phase=kò͘-thé
|phase comment=''(predicted)''
|density gpcm3nrt=10.3(7)
|density gpcm3nrt comment=''(predicted)''<ref name=density>{{cite journal |last=Fournier |first=Jean-Marc |date=1976 |title=Bonding and the electronic structure of the actinide metals |journal=Journal of Physics and Chemistry of Solids |volume=37 |issue=2 |pages=235–244 |doi=10.1016/0022-3697(76)90167-0}}</ref>
|melting point K=1100
|melting point C=827
|melting point F=1521
|melting point comment=''(predicted)''
|oxidation states=2, '''3'''
|electronegativity=1.3
|number of ionization energies=1
|ionization energy 1=635
|ionization energy comment=(estimated)
|CAS number=7440-11-1
|isotopes=
{{infobox element/isotopes_decay3 | mn=257 | sym=Md
| na=[[synthetic radioisotope|syn]] | hl=[[1 E s|5.52 h]]
| dm1=[[electron capture|ε]] | de1=0.406 | link1=fermium-257 | pn1=257 | ps1=Fm
| dm2=[[alpha emission|α]] | de2=7.558 | link2=einsteinium-253 | pn2=253 | ps2=Es
| dm3=[[spontaneous fission|SF]] | de3=– | pn3= | ps3=–}}
{{infobox element/isotopes_decay | mn=258 | sym=Md
| na=syn | hl=[[1 E6 s|51.5 d]]
| dm=ε | de=1.230 | link1=fermium-258 | pn=258 | ps=Fm}}
{{infobox element/isotopes_decay4 | mn=260 | sym=Md
| na=syn | hl=31.8 d
| dm1=SF | de1=– | pn1= | ps1=–
| dm2=α | de2=7.000 | link2=einsteinium-256 | pn2=256 | ps2=Es
| dm3=ε | de3=– | link3=fermium-260 | pn3=260 | ps3=Fm
| dm4=[[beta emission|β<sup>−</sup>]] | de4=1.000 | link4=nobelium-260 | pn4=260 | ps4=No}}
|isotopes comment=
|naming=after [[Dmitri Mendeleev]]
|discovered by=[[Lawrence Berkeley National Laboratory]]
|discovery date=1955
}}
'''Mendelevium''' sī 1 ê [[hoà-ha̍k goân-sò͘]]. I ê [[goân-chú-hoan]] sī 101, hoà-ha̍k hû-hō sī Md.
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