ପୋଟାସିଅମ କ୍ଲୋରାଇଡ

Not to be confused with Potassium chlorate.

ପୋଟାସିଅମ କ୍ଲୋରାଇଡ

Names
Other names Sylvite Muriate of potash
Identifiers
CAS number	7447-40-7 Y
PubChem	4873
ChemSpider	4707 Y
UNII	660YQ98I10 Y
KEGG	D02060 Y
ChEBI	CHEBI:32588 Y
ChEMBL	CHEMBL1200731 N
RTECS number	TS8050000
Jmol-3D images	Image 1
SMILES [Cl-].[K+]
InChI InChI=1S/ClH.K/h1H;/q;+1/p-1 Y Key: WCUXLLCKKVVCTQ-UHFFFAOYSA-M Y 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
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
Coordination geometry	Octahedral (K+) Octahedral (Cl−)
Thermochemistry
Std molar entropy (So298)	83 J·mol−1·K−1
Std enthalpy of formation (ΔfHo298)	−436 kJ·mol−1
Pharmacology
ATC code	A12BA01 (WHO) B05XA01
Pregnancy category	US: C (Risk not ruled out)
Routes of administration	Oral, IV, IM
Pharmacokinetics:
Excretion	Renal: 90%; Fecal: 10%
Hazards
NFPA 704	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: Y/N?)
Infobox references