Terbium(IV) oxide
Names
IUPAC name
Terbium(IV) oxide
Other names
Terbium dioxide
Identifiers
3D model (JSmol)
  • InChI=1S/2O.Tb/q2*-2;+4
    Key: PNHKKMHUOWDSEA-UHFFFAOYSA-N
  • [O-2].[O-2].[Tb+4]
Properties
TbO2
Molar mass 190.925
Appearance dark red solid[1][better source needed]
Related compounds
Related compounds
Terbium(III) oxide
Terbium(III,IV) oxide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Terbium(IV) oxide is an inorganic compound with a chemical formula TbO2. It can be produced by oxidizing terbium(III) oxide by oxygen gas at 1000 atm and 300 °C.[2]

Decomposition

Terbium(IV) oxide starts to decompose at 340 °C, producing Tb5O8 and oxygen.[1]

5 TbO2 → Tb5O8 + O2

References

  1. ^ a b 无机化学丛书.第七卷 钪 稀土元素. 科学出版社. 1.3.4 氧化态+4的化合物. P193~195
  2. ^ Adachi, Gin-ya; Imanaka, Nobuhito (1998). "The Binary Rare Earth Oxides". Chemical Reviews. 98 (4): 1479–1514. doi:10.1021/cr940055h. ISSN 0009-2665.

See also