Terbium(III) nitrate

Terbium(III) nitrate is an inorganic chemical compound with the formula Tb(NO3)3. The hexahydrate crystallizes as triclinic colorless crystals with the formula [Tb(NO3)3(H2O)4]·2H2O.[1] It can be used to synthesize materials with green emission.[2]

Terbium(III) nitrate
Terbium nitrate UV comparison.jpg
Hydrate form of terbium nitrate (left) and luminescence under 254 nm UV light (right)
Other names
Terbium nitrate
3D model (JSmol)
ECHA InfoCard 100.030.113
Molar mass 344.946
Appearance Colorless crystals (hexahydrate)[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references


Terbium(III) nitrate can be prepared by dissolving terbium(III,IV) oxide in a mixture of aqueous HNO3 and H2O2 solution.[3]


It reacts with NH4HCO3 to produce Tb2(CO3)3 along with its basic carbonate.[4] It forms Tb(NO3)52- in CH3CN with excess nitrate anions.[5]


  1. ^ a b Moret, Emmanuel; Bünzli, Jean-Claude G.; Schenk, Kurt J. (1990). "Structural and luminescence study of europium and terbium nitrate hexahydrates". Inorganica Chimica Acta. 178 (1): 83–88. doi:10.1016/S0020-1693(00)88138-4. ISSN 0020-1693.
  2. ^ Xia, Tifeng; Song, Tao; Zhang, Gege; Cui, Yuanjing; Yang, Yu; Wang, Zhiyu; Qian, Guodong (2016). "A Terbium Metal-Organic Framework for Highly Selective and Sensitive Luminescence Sensing of Hg2+Ions in Aqueous Solution". Chemistry - A European Journal. 22 (51): 18429–18434. doi:10.1002/chem.201603531. ISSN 0947-6539.
  3. ^ Hou, Zhiyao; Wang, Lili; Lian, Hongzhou; Chai, Ruitao; Zhang, Cuimiao; Cheng, Ziyong; Lin, Jun (2009). "Preparation and luminescence properties of Ce3+ and/or Tb3+ doped LaPO4 nanofibers and microbelts by electrospinning". Journal of Solid State Chemistry. 182 (4): 698–708. doi:10.1016/j.jssc.2008.12.021. ISSN 0022-4596.
  4. ^ Foger, K.; Hoang, M.; Turney, T. W. (1992). "Formation and thermal decomposition of rare-earth carbonates". Journal of Materials Science. 27 (1): 77–82. doi:10.1007/BF02403646. ISSN 0022-2461.
  5. ^ Bünzli, Jean-Claude G.; Vuckovic, Milan M. (1983). "Spectroscopic properties of anhydrous and aqueous solutions of terbium perchlorate and nitrate: Coordination numbers of the Tb(III) ion". Inorganica Chimica Acta. 73: 53–61. doi:10.1016/S0020-1693(00)90826-0. ISSN 0020-1693.