Back Dusičnan samaritý Czech Trinitrate de samarium French Нитрат самария(III) Russian சமாரியம்(III) நைட்ரேட்டு Tamil Samari(III) nitrat Vietnamese 硝酸釤 Chinese

Samarium(III) nitrate

Samarium(III) nitrate
Names
Other names
  • Samarium trinitrate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.713 Edit this at Wikidata
EC Number
  • 233-798-6
  • InChI=1S/3NO3.6H2O.Sm/c3*2-1(3)4;;;;;;;/h;;;6*1H2;/q3*-1;;;;;;;+3
  • [Sm+3].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[H]O[H].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O
Properties
Sm(NO3)3
Molar mass 336.4 g/mol
Appearance Sligtly brown crystals
Odor Odorless
Melting point 78 °C (172 °F; 351 K)[1]
Boiling point 420 °C (788 °F; 693 K)[2] (decomposition)
Soluble[1]
Hazards
GHS labelling:
GHS03: OxidizingGHS05: CorrosiveGHS07: Exclamation markGHS09: Environmental hazard
Danger
H272, H315, H318, H319, H335, H410
P210, P220, P221, P261, P264, P271, P273, P280, P302+P352, P304+P340, P305+P351+P338, P310, P312, P321, P332+P313, P337+P313, P362, P370+P378, P391, P403+P233, P405, P501
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 1: Exposure would cause irritation but only minor residual injury. E.g. turpentineFlammability 0: Will not burn. E.g. waterInstability 2: Undergoes violent chemical change at elevated temperatures and pressures, reacts violently with water, or may form explosive mixtures with water. E.g. white phosphorusSpecial hazards (white): no code
1
0
2
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Samarium(III) nitrate is an odorless, white-colored chemical compound with the formula Sm(NO3)3. It forms the hexahydrate, which decomposes at 50°C to the anhydrous form. When further heated to 420°C, it is converted to the oxynitrate, and at 680°C it decomposes to form samarium(III) oxide.[2]

  1. ^ a b "Samarium Nitrate". ESPI Metals. Retrieved 9 August 2021.
  2. ^ a b Roy L. Wilfong; Louis P. Domingues; LeRoy R. Furlong (1962). Thermal Decomposition of Five Salts of Praseodymium, Neodymium, and Samarium. U.S. Department of the Interior, Bureau of Mines. p. 13.
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