Sodium bicarbonate

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Sodium bicarbonate
SodiumBicarbonate.svg
Baw an stick model o a sodium cation
Baw an stick model o a bicarbonate anion
Sample o sodium bicarbonate
Names
IUPAC name
Sodium hydrogen carbonate
Ither names
Bakin soda, bicarbonate o soda, nahcolite, sodium bicarbonate, sodium hydrogencarbonate
Identifiers
3D model (JSmol)
4153970
ChEBI
ChEMBL
ChemSpider
DrugBank
ECHA InfoCard 100.005.122
EC Nummer 205-633-8
E nummer E500(ii) (acidity regulators, ...)
KEGG
MeSH Sodium+bicarbonate
RTECS nummer VZ0950000
UNII
Properties
NaHCO
3
Molar mass 84.007 g mol−1
Appearance White crystals
Odour odorless
Density 2.20 g cm−3[1]
Meltin pynt 50 °C (122 °F; 323 K)
9 g/100 mL

69 g/L (0 °C)[2]
96 g/L (20 °C)[3]
165 g/L (60 °C)[3]
236 g/L (100 °C)[2]

Solubility 0.02 %wt acetone, 2.13 %wt methanol @22°C.[4] insoluble in ethanol
log P -0.82
Acidity (pKa) 10.329[5]

6.351 (carbonic acid)[5]

Refractive index (nD) 1.3344
Structur
monoclinic
Pharmacology
Intravenous, oral
Hazards
Main hazards Causes serious ee irritation
NFPA 704
Flammability code 0: Will nae burn. E.g., watterHealth code 1: Exposur would cause irritation but anly minor residual injury. E.g., turpentineReactivity code 0: Normally stable, even unner fire exposur condeetions, an is nae reactive wi watter. E.g., liquid nitrogenSpecial hazards (white): no codeNFPA 704 four-colored diamond
0
1
0
Flash pynt incombustible
Lethal dose or concentration (LD, LC):
4220 mg/kg ( rat, oral ) [6]
Relatit compoonds
Ither anions
Sodium carbonate
Ither cations
Ammonium bicarbonate

Potassium bicarbonate

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 bicarbonate or sodium hydrogen carbonate is the chemical compoond wi the formula NaHCO3.

References[eedit | eedit soorce]

  1. "Physical Constants of Inorganic Compounds". CRC Handbook, p. 4-85.
  2. 2.0 2.1 "Aqueous solubility of inorganic compounds at various temperatures". CRC Handbook, p. 8-116.
  3. 3.0 3.1 "Sodium Bicarbonate" (PDF). UNEP Publications. 
  4. J. L. Ellingboe, J. H. Runnels (1966). "Solubilities of Sodium Carbonate and Sodium Bicarbonate in Acetone-Water and Methanol-Water Mixtures". J. Chem. Eng. Data. 11 (3): 323–324. doi:10.1021/je60030a009. 
  5. 5.0 5.1 Goldberg, Robert N.; Kishore, Nand; Lennen, Rebecca M. "Thermodynamic quantities for the ionization reactions of buffers in water". CRC Handbook. pp. 7–13. 
  6. ChemIDplus - 144-55-8 - UIIMBOGNXHQVGW-UHFFFAOYSA-M - Sodium bicarbonate [USP:JAN] - Similar structures search, synonyms, formulas, resource links, and other chemical info...