Lanthanum(III) nitrate

Lanthanum(III) nitrate is a water soluble salt of lanthanum with the chemical formula La(NO
3)
3. The compound decomposes at 499°C to lanthanum oxide, nitric oxide and oxygen.[3]

Lanthanum(III) nitrate[1][2][3]
Names
Other names
  • Lanthanum trinitrate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.203
EC Number
  • 233-238-0
UNII
  • InChI=1S/La.3HNO3/c;3*2-1(3)4/h;3*(H,2,3,4)/q+3;;;
    Key: PAPXNISCLWTJQS-UHFFFAOYSA-N
  • [N+](=O)(O)[O-].[N+](=O)(O)[O-].[N+](=O)(O)[O-].[La+3]
Properties
La(NO
3)
3
Molar mass 324.92 g/mol
Appearance Colorless crystals
Odor slight odor
Density 1.3 g/cm3
Melting point 40 °C (104 °F; 313 K)
Boiling point 126 °C (259 °F; 399 K) decomposes
158 g/100 mL
Solubility Soluble in acetone and ethanol
Hazards
GHS labelling:
GHS03: OxidizingGHS05: CorrosiveGHS09: Environmental hazard
Danger
H272, H315, H319, H335
P210, P273, P280, P305+P351+P338+P310, P405, P501
NFPA 704 (fire diamond)
NFPA 704 four-colored diamond
1
2
2
Lethal dose or concentration (LD, LC):
4500 mg/kg (oral, rat)[4]
Related compounds
Other anions
 Lanthanum(III) sulfate
Other cations
 Cerium(III) nitrate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Uses

It is a starting chemical for the electrochemical synthesis of lanthanum permanganate and to make lanthanum oxysulfide. It is also a possible application for fluorescent display tubes.[1]

Preparation

Lanthanum nitrate is prepared by reacting lanthanum oxide with nitric acid which creates lanthanum(III) nitrate and water.

References
  1. "Lanthanum(III) nitrate 99.999% trace metals". Sigma Aldrich. Retrieved 26 February 2021.
  2. "lanthanum nitrate". ChemSpider. Retrieved 26 February 2021.
  3. Department of Chemical Engineering, The Pennsylvania State University, University Park, Pennsylvania (1996). "Influence of Pretreatment on Lanthanum Nitrate, Carbonate, and Oxide Powders". Chemistry of Materials. ACS publications. 8 (12): 2755–2768. doi:10.1021/cm9602555. Retrieved 26 February 2021.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  4. "Lanthanum(III) nitrate". PubChem. Retrieved 26 February 2021.
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