Potassium permanganate

Frae Wikipedia
Lowp tae: navigation, rake
Potassium permanganate
Potassium-permanganate-2004-unit-cell-3D-balls.png
Potassium-permanganate-sample.jpg
Names
IUPAC name
Potassium manganate(VII)
Ither names
Potassium permanganate
Chameleon mineral
Condy's crystals
Permanganate of potash
Hypermangan
Identifiers
Jmol-3D images Image
ChemSpider 22810 YesY
ECHA InfoCard 100.028.874
EC Nummer 231-760-3
KEGG D02053 N
RTECS nummer SD6475000
UN nummer 1490
Properties
KMnO4
Molar mass 158.034 g/mol
Appearance purplish-bronze-gray needles
magenta–rose in solution
Odour odorless
Density 2.703 g/cm3
Meltin pynt 240 °C (464 °F; 513 K) (decomposes)
6.4 g/100mL (20 °C)
250 g/L (65 °C)
Solubility decomposes in alcohol and organic solvents
Magnetic susceptibility +20.0·10−6 cm3/mol
Refractive index (nD) 1.59
Structur
Orthorhombic
Thermochemistry
Speceefic heat capacity, C 119.2 J/mol K
Staundart molar
entropy
So298
171.7 J K−1 mol−1
Std enthalpy o
formation
ΔfHo298
−813.4 kJ/mol
-713.8 kJ/mol
Pharmacology
D08AX06 (WHO) V03AB18
Hazards
EU clessification Oxidising agent O
Harmful Xn
Dangerous for the Environment (Naitur) N
R-phrases R8, R22, R50/53
S-phrases (S2), S60, S61
NFPA 704
Flammability code 0: Will nae burn. E.g., watter Health code 2: Intense or continued but nae chronic exposure could cause temporary incapacitation or possible residual injury. E.g., chloroform Reactivity code 0: Normally stable, even unner fire exposur condeetions, an is nae reactive wi watter. E.g., liquid nitrogen Special hazard OX: Oxidizer. E.g., potassium perchlorateNFPA 704 four-colored diamond
Lethal dose or concentration (LD, LC):
1090 mg/kg (oral, ratton)[1]
Relatit compoonds
Ither anions
Potassium manganite
Potassium manganate
Ither cations
Sodium permanganate
Ammonium permanganate
Relatit compoonds
Manganese heptoxide
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 permanganate is an inorganic chemical compoond an medication. As a medication it is uised for cleanin wounds an dermatitis.[2]

References[eedit | eedit soorce]