Potassium chloride

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Potassium chloride
Potassium chloride.jpg
Potassium-chloride-3D-ionic.png
Names
Ither names
Sylvite
Muriate o potash
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
DrugBank
ECHA InfoCard 100.028.374
E nummer E508 (acidity regulators, ...)
KEGG
RTECS nummer TS8050000
UNII
Properties
KCl
Molar mass 74.5513 g·mol−1
Appearance white crystalline solit
Odour odorless
Density 1.984 g/cm3
Meltin pynt 770 °C (1,420 °F; 1,040 K)
Bylin pynt 1,420 °C (2,590 °F; 1,690 K)
21.74% (0 °C)
25.39% (20 °C)
36.05% (100 °C)
Solubility Soluble in glycerol, alkalies
Slichtly soluble in alcohol Insoluble in ether[1]
Acidity (pKa) ~7
Magnetic susceptibility −39.0·10−6 cm3/mol
Refractive index (nD) 1.4902 (589 nm)
Structur
face centred cubic
Space group Fm3m, No. 225
a = 629.2 pm [2]
Octahedral (K+)
Octahedral (Cl)
Thermochemistry
Staundart molar
entropy
So298
83 J·mol−1·K−1[3]
Std enthalpy o
formation
ΔfHo298
−436 kJ·mol−1[3]
Pharmacology
A12BA01 (WHO) B05XA01 (WHO)
Pregnancy
category
Oral, IV, IM
Pharmacokinetics:
Renal: 90%; Fecal: 10% [4]
Hazards
Safety data sheet ICSC 1450
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 Non-flammable
Lethal dose or concentration (LD, LC):
2600 mg/kg (oral, ratton)[5]
Relatit compoonds
Ither anions
Potassium fluoride
Potassium bromide
Potassium iodide
Potassium astatide
Ither cations
Lithium chloride
Sodium chloride
Rubidium chloride
Caesium chloride
Francium chloride
Relatit compoonds
Potassium chlorate
Potassium perchlorate
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

Potassium chloride (KCl) is a metal halide saut componed o potassium an chloride.

References[eedit | eedit soorce]

  1. "Potassium chloride (PIM 430)". International Programme on Chemical Safety. 3.3.1 Properties of the substance. Retrieved 2011-01-17. 
  2. D.B. Sirdeshmukh; L. Sirdeshmukh; K.G. Subhadra. Alkali Halides: A Handbook of Physical Properties. 
  3. 3.0 3.1 Zumdahl, Steven S. (2009). Chemical Principles 6th Ed. Houghton Mifflin Company. p. A22. ISBN 0-618-94690-X. 
  4. "Compound Summary for CID 4873". Retrieved 17 October 2015. 
  5. http://chem.sis.nlm.nih.gov/chemidplus/rn/7447-40-7Template:Full citation needed