Sodium nitrate

Frae Wikipedia, the free beuk o knawledge
Jump to navigation Jump to search
Sodium nitrate
Dusičnan sodný.JPG
NaNitrate.png
Sodium-nitrate-unit-cell-3D-balls.png
Names
IUPAC name
Sodium nitrate
Ither names
Peru sautpetre
Soda nitre
cubic nitre
Identifiers
3D model (JSmol)
ChEMBL
ChemSpider
ECHA InfoCard 100.028.686
EC Nummer 231-554-3
E nummer E251 (preservatives)
RTECS nummer WC5600000
UNII
UN nummer 1498
Properties
NaNO3
Molar mass 84.9947 g/mol
Appearance White pouder or colourless creestals
Odour sweet
Density 2.257 g/cm3, solit
Meltin pynt 308 °C (586 °F; 581 K)
Bylin pynt 380 °C (716 °F; 653 K) decompones
73 g/100 mL (0 °C)
91.2 g/100 mL (25 °C)
180 g/100 mL (100 °C)
Solubility verra soluble in ammonia, hydrazine
soluble in alcohol
slichtly soluble in pyridine
insoluble in acetone
Magnetic susceptibility −25.6·10−6 cm3/mol
Refractive index (nD) 1.587 (trigonal)
1.336 (rhombohedral)
Viscosity 2.85 cP (317 °C)
Structur
trigonal an rhombohedral
Thermochemistry
Speceefic heat capacity, C 93.05 J/(mol K)
Staundart molar
entropy
So298
116 J/(mol K)[1]
Std enthalpy o
formation
ΔfHo298
−467 kJ/mol[1]
−365.9 kJ/mol
Hazards
Main hazards Hairmfu (Xn)
Oxidant (O)
Safety data sheet ICSC 0185
GHS pictograms The exclamation-mark pictogram in the Globally Harmonized Seestem o Classification an Labellin of Chemicals (GHS)The flame-ower-circle pictogram in the Globally Harmonised Seestem o Clessification an Labellin o Chemicals (GHS)
NFPA 704
Flash pynt Non-flammable
Lethal dose or concentration (LD, LC):
3236 mg/kg
Relatit compoonds
Ither anions
Sodium nitrite
Ither cations
Lithium nitrate
Potassium nitrate
Rubidium nitrate
Caesium nitrate
Relatit compoonds
Sodium sulfate
Sodium chloride
Except whaur itherwise notit, data are gien for materials in thair staundart state (at 25 °C [77 °F], 100 kPa).
YesY verify (whit is YesYN ?)
Infobox references

Sodium nitrate is the chemical compoond wi the formula NaNO
3
. This alkali metal nitrate saut is an aw kent as Chile sautpetre (lairge deposits o that war historically mined in Chile)[2][3] tae distinguish it frae ordinar sautpetre, potassium nitrate. The meeneral form is an aw kent as nitratine, nitratite or soda nitre.

References[eedit | eedit soorce]

  1. 1.0 1.1 Zumdahl, Steven S. (2009). Chemical Principles 6th Ed. Houghton Mifflin Company. p. A23. ISBN 978-0-618-94690-7.
  2. "The Nitrate Towns of Chile". Atlas Obscura (in Inglis). Retrieved 27 May 2019.
  3. Mutic, Anja (26 October 2012). "The ghost towns of northern Chile". Washington Post (in Inglis). Retrieved 27 May 2019.