'S e eileamaid cheimigeach a tha ann an diospròsium le samhla Dy agus àireamh atamach 66.

Diospròsium
Dy chips.jpg
Diospròsium.
Clàr pillteach
HHe
LiBeBCNOFNe
NaMgAlSiPSClAr
KCaScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBa*HfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRa**RfDbSgBhHsMtDsRgCnNhFlMcLvTsOg
*LaCePrNdPmSmEuGdTbDyHoErTmYbLu
**AcThPaUNpPuAmCmBkCfEsFmMdNoLr
Buadhan
SamhlaDy
Àireamh66
Ùine6
Blocaf
SeòrsaLantanach
Buadhan stuthach
DathAirgead-gheal
Teothachd leaghaidh1680 K ​(1407 °C, ​2565 °F)
Teothachd goilidh2840 K ​(2562 °C, ​4653 °F)
Buadhan atamach
Tomad atamach/Da162.500(1)[1]
Comh-dhealbhadh atamach[Xe] 4f10 6s2
Cor ogsaideachaidh+1, +2, +3, +4
1mh lùth aidheonachaidh/kJ mol–1573.0 kJ/mol
2mh lùth aidheonachaidh/kJ mol–11130 kJ/mol
3mh lùth aidheonachaidh/kJ mol–12200 kJ/mol

'S e meatailt bog agus lantanach a tha ann.

Eachdraidh

Ann an 1886 lorg Paul-Émile Lecoq de Boisbaudran samarium ann an holmine, no "talamh X".[2] Dh'ainmich e e air a' fhacal Greugach δυσπρόσιτος, "doirbh fhaighinn".

Cleachdadh

Cleachdar diospròsium ann am magnatan maireannach agus ann an slatan-stiùridh airson readhactaran niùclasach.

Iomraidhean

  1. http://www.ciaaw.org/atomic-weights.htm
  2. http://gallica.bnf.fr/ark:/12148/bpt6k3058f/f1001.chemindefer

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