ପୋଟାସିଅମ କ୍ଲୋରାଇଡ

Not to be confused with Potassium chlorate.
ପୋଟାସିଅମ କ୍ଲୋରାଇଡ
Names
Other names
Sylvite
Muriate of potash
Identifiers
CAS number 7447-40-7 checkY
PubChem 4873
ChemSpider 4707 checkY
UNII 660YQ98I10 checkY
KEGG D02060 checkY
ChEBI CHEBI:32588 checkY
ChEMBL CHEMBL1200731 ☒N
RTECS number TS8050000
Jmol-3D images Image 1
SMILES

  • [Cl-].[K+]

InChI

  • InChI=1S/ClH.K/h1H;/q;+1/p-1 checkY
    Key: WCUXLLCKKVVCTQ-UHFFFAOYSA-M checkY

    InChI=1/ClH.K/h1H;/q;+1/p-1
    Key: WCUXLLCKKVVCTQ-REWHXWOFAZ

Properties
Molecular formula KCl
Molar mass 74.5513 g·mol−1
Appearance white crystalline solid
Odor odorless
Density 1.984 g/cm3
Melting point 770 °C (1,420 °F; 1,040 K)
Boiling point 1,420 °C (2,590 °F; 1,690 K)
Solubility in water 21.74% (0 °C)
25.39% (20 °C)
36.05% (100 °C)
Solubility Soluble in glycerol, alkalies
Slightly soluble in alcohol Insoluble in ether[୧]
Acidity (pKa) ~7
Magnetic susceptibility (χ)
 −39.0·10−6 cm3/mol
Refractive index (nD)
 1.4902 (589 nm)
Structure
Crystal structure
 face centered cubic
Space group
 Fm3m, No. 225
Lattice constant
a = 629.2 pm [୨]
Coordination geometry
 Octahedral (K+)
Octahedral (Cl−)
Thermochemistry
Std molarentropy (So298)
 83 J·mol−1·K−1[୩]
Std enthalpy offormation (ΔfHo298)
 −436 kJ·mol−1[୩]
Pharmacology
ATC code
 A12BA01 (WHO) B05XA01
Pregnancycategory
  • US: C (Risk not ruled out)
Routes ofadministration
 Oral, IV, IM
Pharmacokinetics:
Excretion
 Renal: 90%; Fecal: 10% [୪]
Hazards
NFPA 704
NFPA 704 four-colored diamondFlammability code 0: Will not burn. E.g., waterHealth code 1: Exposure would cause irritation but only minor residual injury. E.g., turpentineReactivity code 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g., liquid nitrogenSpecial hazards (white): no code
0
1
0
Flash point
Lethal dose or concentration (LD, LC):
Related compounds
Other anions
 Potassium fluoride
Potassium bromide
Potassium iodide
Potassium astatide
Other cations
 Lithium chloride
Sodium chloride
Rubidium chloride
Caesium chloride
Francium chloride
Related compounds
 Potassium chlorate
Potassium perchlorate
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
 ☒N (verify) (what is: checkY/☒N?)
Infobox references

ଆଧାର

  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. ↑ ୩.୦ ୩.୧ 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/7447-40-7[full citation needed]