'S e eileamaid cheimigeach a tha ann an samarium le samhla Sm agus àireamh atamach 62.

Samarium
Samarium-2.jpg
Samarium.
Clàr pillteach
HHe
LiBeBCNOFNe
NaMgAlSiPSClAr
KCaScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBa*HfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRa**RfDbSgBhHsMtDsRgCnNhFlMcLvTsOg
*LaCePrNdPmSmEuGdTbDyHoErTmYbLu
**AcThPaUNpPuAmCmBkCfEsFmMdNoLr
Buadhan
SamhlaSm
Àireamh62
Ùine6
Blocaf
SeòrsaLantanach
Buadhan stuthach
DathAirgead-gheal
Teothachd leaghaidh1345 K ​(1072 °C, ​1962 °F)
Teothachd goilidh2173 K ​(1900 °C, ​3452 °F)
Buadhan atamach
Tomad atamach/Da144.242(3)[1]
Comh-dhealbhadh atamach[Xe] 4f6 6s2
Cor ogsaideachaidh+1, +2, +3, +4
1mh lùth aidheonachaidh/kJ mol–1544.5 kJ/mol
2mh lùth aidheonachaidh/kJ mol–11070 kJ/mol
3mh lùth aidheonachaidh/kJ mol–12260 kJ/mol

'S e meatailt cruaidh agus lantanach a tha ann.

Eachdraidh

Ann an 1879 lorg Paul-Émile Lecoq de Boisbaudran samarium ann an samarskit agus dh'ainmich e e air am mèinnear seo.

Cleachdadh

Cleachdar samarium ann am magnatan maireannach còmhla ri còbalt.

Cleachdar samarium dà-aidheodaid ann an co-chur fàs-bheartach agus 's stuth-catailis a tha ann samarium trioflaid (Sm(CF3SO3)3)).

Iomraidhean

  1. http://www.ciaaw.org/atomic-weights.htm

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