From Wikipedia, the free encyclopedia
Names | |
---|---|
Other names
Sylvite Muriate of potash | |
Identifiers | |
CAS number | 7447-40-7 |
PubChem | 4873 |
ChemSpider | 4707 |
UNII | 660YQ98I10 |
KEGG | D02060 |
ChEBI | CHEBI:32588 |
ChEMBL | CHEMBL1200731 |
RTECS number | TS8050000 |
Jmol-3D images | Image 1 |
SMILES
| |
InChI
| |
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[1] |
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 |
|
Coordination geometry |
Octahedral (K+) Octahedral (Cl−) |
Thermochemistry | |
Std molar entropy (S |
83 J·mol−1·K−1[3] |
Std enthalpy of formation (ΔfH |
−436 kJ·mol−1[3] |
Pharmacology | |
ATC code |
A12BA01 (WHO) B05XA01 |
Pregnancy category |
|
Routes of administration |
Oral, IV, IM |
Pharmacokinetics: | |
Excretion |
Renal: 90%; Fecal: 10% [4] |
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) | |
(verify) (what is: / ?) | |
Infobox references | |
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