Sodium bicarbonate

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

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
EC Nummer 205-633-8
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

ReferencesEdit

  1. "Physical Constants of Inorganic Compounds". CRC Handbook, p. 4-85.
  2. a b "Aqueous solubility of inorganic compounds at various temperatures". CRC Handbook, p. 8-116.
  3. a b "Sodium Bicarbonate" (PDF). UNEP Publications. Archived frae the original (PDF) on 16 Mey 2011. Retrieved 11 September 2014.
  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. a b 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...