Terbium

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

Terbium
Terbium-2.jpg
Terbium fìor-ghlan
Clàr pillteach
HHe
LiBeBCNOFNe
NaMgAlSiPSClAr
KCaScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBa*HfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRa**RfDbSgBhHsMtDsRgCnNhFlMcLvTsOg
*LaCePrNdPmSmEuGdTbDyHoErTmYbLu
**AcThPaUNpPuAmCmBkCfEsFmMdNoLr
Buadhan
SamhlaTb
Àireamh65
Ùine6
Blocaf
SeòrsaLantanach
Buadhan stuthach
DathAirgead-gheal
Teothachd leaghaidh1629 K ​(1356 °C, ​2473 °F)
Teothachd goilidh3396 K ​(3123 °C, ​5653 °F)
Buadhan atamach
Tomad atamach/Da158.92535(2)[1]
Comh-dhealbhadh atamach[Xe] 4f9 6s2
Cor ogsaideachaidh+1, +2, +3, +4
1mh lùth aidheonachaidh/kJ mol–1565.8 kJ/mol
2mh lùth aidheonachaidh/kJ mol–11110 kJ/mol
3mh lùth aidheonachaidh/kJ mol–12114 kJ/mol

'S e meatailt cho chruaidh ri luaidhe agus lantanach a tha ann. Mar na lantanaich eile, tha an aidheon +3 as cudromaiche ann an a cheimigeachd aige.

Eachdraidh

Ann an 1843 lorg Carl Gustaf Mosander, ceimigear às an t-Suain, terbium còmhla ri erbium ann an ittria, clach à Ytterby san t-Suain.[2]

Cleachdadh

Cleachdar terbium ann an fosfaran ann an sgrìnichean agus tiùbaichean fluaraiseach.

Iomraidhean

  1. http://www.ciaaw.org/atomic-weights.htm
  2. http://dx.doi.org/10.1080/14786444308644728 (eadar-theangachadh Beurla am pàipear o thùs aige.)

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