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Neodymium nitrate

Topic: Chemistry

 From HandWiki - Reading time: 4 min

Short description: Inorganic chemical compound


Neodymium(III) nitrate
Names
Other names
Neodymium trinitrate
Identifiers
3D model (JSmol)
ChemSpider
EC Number
  • 233-153-9
Properties
  • Nd(NO
    3    )
    3     (anhydrous)
  • Nd(NO
    3    )
    3     · 6H2O     (hexahydrate)
Molar mass
  • 330.25 g⋅mol−1 (anhydrous)
  • 438.34 g⋅mol−1 (hexahydrate)
Appearance vibrant pink/violet solid
Density 6.5 g/cm3
Melting point 55 °C (131 °F; 328 K)[1] (hexahydrate, melts in water of crystallization)
Structure[2]
triclinic
P1
a = 9.307 Å, b = 11.747 Å, c = 6.776 Å
α = 91.11°, β = 112.24°, γ = 109.15°
Values are for [Nd(NO
3)
3(H
2O)
4] · 2H2O.
639.0 Å3
2
Hazards
GHS pictograms GHS03: OxidizingGHS07: Harmful
GHS Signal word Warning
H272, H315, H319, H335
P210, P220, P221, P261, P264, P271, P280, P302+352, P304+340+312Script error: No such module "Preview warning".Category:GHS errors, P305+351+338, P332+313, P337+313, P362, P370+378, P403+233, P405, P501
NFPA 704 (fire diamond)
Lethal dose or concentration (LD, LC):
2750 mg/kg (oral, rat)[3]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Neodymium nitrate is an inorganic salt with the formula Nd(NO
3)
3 · x(H
2O). It is typically encountered as the hexahydrate, Nd(NO
3)
3 · 6H2O. It decomposes to NdONO
3 at elevated temperature.[5]

It is used in the extraction and purification of neodymium from its ores.[6]

References

  1. ↑ Melnikov, P.; Arkhangelsky, I. V.; Nascimento, V. A.; de Oliveira, L. C. S.; Wandekoken, G. A.; de Albuquerque, D. Muniz (March 2020). "Thermoanalytical behavior of neodymium nitrate hexahydrate Nd(NO3)3·6H2O". Journal of Thermal Analysis and Calorimetry 139 (6): 3493–3497. doi:10.1007/s10973-019-08748-x. 
  2. ↑ Rogers, D.J.; Taylor, N.J.; Toogood, G.E. (1983). "Tetraaquatrinitratoneodymium(III) dihydrate, [Nd(NO3)3(H2O)4]·2H2O". Acta Crystallogr. C 39 (8): 939–941. doi:10.1107/S0108270183006927. Bibcode: 1983AcCrC..39..939R. 
  3. ↑ 3.0 3.1 "SDS - Neodymium(III) nitrate hexahydrate". ThermoFisher Scientific. 29 March 2024. https://documents.thermofisher.com/DirectWebViewer/private/document.aspx?prd=ALFAA12912~~PDF~~MTR~~AGHS~~EN~~2024-03-29%2018:17:22~~Neodymium(III. 
  4. ↑ Sigma-Aldrich Co., Neodymium(III) nitrate hexahydrate.
  5. ↑ Van Vuuren, C.P.J.; Strydom, C.A. (1986). "The thermal decomposition of neodymium nitrate". Thermochimica Acta 104: 293–298. doi:10.1016/0040-6031(86)85204-2. ISSN 0040-6031. Bibcode: 1986TcAc..104..293V. 
  6. ↑ McGill, Ian. "Ullmann's Encyclopedia of Industrial Chemistry". Ullmann's Encyclopedia of Industrial Chemistry. Weinheim: Wiley-VCH. doi:10.1002/14356007.a22_607. 
Salts and covalent derivatives of the nitrate ion
HNO3 He
LiNO3 Be(NO3)2 B(NO3)−4 C NO−3,
NH4NO3 		O FNO3 Ne
NaNO3 Mg(NO3)2 Al(NO3)3 Si P S ClONO2 Ar
KNO3 Ca(NO3)2 Sc(NO3)3 Ti(NO3)4 VO(NO3)3 Cr(NO3)3 Mn(NO3)2 Fe(NO3)3,
Fe(NO3)2 		Co(NO3)2,
Co(NO3)3 		Ni(NO3)2 Cu(NO3)2 Zn(NO3)2 Ga(NO3)3 Ge As Se Br Kr
RbNO3 Sr(NO3)2 Y(NO3)3 Zr(NO3)4 Nb Mo Tc Ru Rh Pd(NO3)2 AgNO3 Cd(NO3)2 In Sn Sb(NO3)3 Te I Xe(NO3)2
CsNO3 Ba(NO3)2   Hf Ta W Re Os Ir Pt Au Hg2(NO3)2,
Hg(NO3)2 		Tl(NO3)3,
TlNO3 		Pb(NO3)2 Bi(NO3)3
BiO(NO3) 		Po At Rn
FrNO3 Ra(NO3)2   Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og
↓
La(NO3)3 Ce(NO3)3,
Ce(NO3)4 		Pr Nd(NO3)3 Pm Sm Eu(NO3)3 Gd(NO3)3 Tb(NO3)3 Dy Ho Er Tm Yb Lu
Ac(NO3)3 Th(NO3)4 Pa UO2(NO3)2 Np Pu Am Cm Bk Cf Es Fm Md No Lr




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