chembox verifiedrevid 406377229 Name Potassiumdichromate ImageFile Potassiumdichromate sample.jpg ImageSize 200px ImageName Potassiumdichromate ImageFile1 Potassiumdichromate unit cell 3D balls.png ImageName1 Unit cell of potassiumdichromate IUPACName Potassiumdichromate VI OtherNames Potassium ... Potassium chromate br Potassium molybdate br Potassium tungstate OtherCations Ammonium dichromate br Sodium dichromate OtherCpds Potassium permanganate Potassiumdichromate , K sub 2 sub Cr sub 2 sub ... docs pot dich.pdf title POTASSIUMDICHROMATE LISTING publisher US EPA ref Chemistry Potassiumdichromate ..., potassiumdichromate is a mild oxidizer compared with potassium permanganate . It is used to organic ... by potassiumdichromate. In an aqueous solution the color change exhibited can be used ... Like other chromium VI compounds chromium trioxide , sodium dichromate , potassiumdichromate ... by back titration with acidified potassiumdichromate. Reacting the sample with an excess of potassium ... arabic and potassiumdichromate, once applied to paper and dried, will harden when exposed to ultraviolet light. Chromium intensification or Photochromos uses potassiumdichromate together with equal ... print. A potassiumdichromate solution in sulfuric acid can be used to produce a reversal negative ... which turns the solution brown and even green for 0.500 silver. Wood treatment Potassiumdichromate ... Potassiumdichromate occurs naturally as the rare mineral lopezite . It has only been reported as vug ... of South Africa . ref http www.mindat.org min 2433.html Mindat ref Safety Potassiumdichromate is one ... physchem.ox.ac.uk MSDS PO potassium dichromate.html Safety data for potassiumdichromate HSci project ref As with other Cr sup VI sup compounds, potassiumdichromate is carcinogen ic and should be handled ... Potassiumdichromate MSDS url http www.jtbaker.com msds englishhtml p5719.htm ref Sulfur dioxide Potassium ... compounds Potassium compounds DEFAULTSORT PotassiumDichromate Category Potassium compounds Category ... more details
Sodium molybdate br Sodium tungstate OtherCations Potassiumdichromate br Ammonium dichromate Sodium dichromate is the chemical compound with the formula sodium Na sub 2 sub Chromium Cr sub 2 sub Oxygen ..., sodium dichromate and potassiumdichromate are very similar. The sodium salt is, however, around twenty times more soluble in water than the potassium salt 49 g L at 0 C and its equivalent weight is also lower, which is often desirable. ref name eEROS Freeman, F. Sodium Dichromate in Encyclopedia ... 2 sub O sub 3 sub 4 H sub 2 sub O Relative to the potassium salt, the main advantage of sodium dichromate ...chembox verifiedrevid 401056522 Name Sodium dichromate. ImageFile Na2Cr2O7.png ImageSize 250px ImageName ImageFile1 Dichroman sodn .JPG ImageName1 IUPACName Sodium dichromate OtherNames Chromic acid, H2Cr2O7 , disodium salt Section1 Chembox Identifiers ChemSpiderID Ref chemspidercite correct chemspider ChemSpiderID 23723 InChI 1 2Cr.2Na.7O q 2 1 2 1 rCr2O7.2Na c3 1 4,5 9 2 6,7 8 q 2 2 1 InChIKey KIEOKOFEPABQKJ RXLKZJBDAW SMILES Na . Na . O Cr O O O Cr O O O StdInChI Ref stdinchicite correct chemspider ... to sodium dichromate. In this way, many millions of kilograms of sodium dichromate are produced ... 047084289. ref Production Sodium dichromate is generated on a large scale from ores containing chromium ... dioxide affords the dichromate, which is isolated at the dihydrate by crystallization. Since chromium .... Reactions Dichromate and chromate salts are oxidizing agents. For the tanning of leather, sodium dichromate is first reduced with sulfur dioxide . In the area of organic synthesis , ref name eEROS ... chromium compounds, sodium dichromate is considered hazardous. It is also a known carcinogen ref ILO 1369 Sodium Dichromate http www.ilo.org public english protection safework cis products icsc ... de Natriumdichromat fr Dichromate de sodium it Bicromato di sodio nl Natriumdichromaat pl Dichromian VI sodu pt Dicromato de s dio ru simple Sodium dichromate sl Natrijev dikromat ... more details
Related OtherCations Potassiumdichromate br Sodium dichromate Ammonium dichromate is the inorganic ...chembox verifiedrevid 401799634 Name Ammonium dichromate ImageFile1 NH4 2Cr2O7.JPG ImageSize 200px ImageName1 ImageFile2 Ammonium dichromate 2D.png ImageFile3 Ammonium dichromate xtal 2007 CM 3D balls.png IUPACName Ammonium dichromate OtherNames Ammonium pyrochromate Section1 Chembox Identifiers ChemSpiderID ... as hexavalent chromium . It is a salt consisting of ammonium ions and dichromate ions. Ammonium dichromate ... Dichromate Volcano publisher J. Chem. Ed. work Chemistry Comes Alive ref It has been used in pyrotechnic ... ion in crystals. Part XII. Low temperature transitions in ammonium dichromate, NH sub 4 sub ... name lewis Photosensitive films containing Polyvinyl alcohol PVA , ammonium dichromate, and a phosphor ... and other devices. The ammonium dichromate acts as the photoactive site. ref cite journal author ... title The Heat Formation of Ammonium Dichromate journal J. Phys. Chem. year 1957 volume 61 issue ... chem H 2 O g H 429.1 ± 3 kcal mol Like the well known explosive ammonium nitrate , ammonium dichromate contains both an oxidizer dichromate and a reducer ammonium , making it thermodynamically ... 2005 Nov abs1617.html title CLIP, Chemical Laboratory Information Profile Ammonium Dichromate journal ... G.A.P. Dalgaard, A.C. Hazell and R.G. Hazell title The Crystal Structure of Ammonium Dichromate, NH ... dichromate decomposes in this reaction. When the green powder is brought into water a yellow orange solution is obtained from left over ammonium dichromate. Observations obtained using relatively high magnification microscopy during a kinetic study of the thermal decomposition of ammonium dichromate ..., S. title A Melt Mechanism for the Thermal Decomposition of Ammonium Dichromate journal J. Chem ... reactions Ammonium dichromate is a strong oxidising agent and reacts, often violently, with any ... also been used to promote the oxidation of alcohol s and thiol s. Ammonium dichromate, in the presence ... more details
Image Potassium chromate sample.jpg thumb 200px A sample of potassium chromate Image Potassiumdichromate sample.jpg thumb 200px A sample of potassiumdichromate about chromium VI cation chromium III cation chromite compound Chromate salts contain the chromate anion, CrO sub 4 sub sup 2&minus sup . Dichromate salts contain the dichromate anion, Cr sub 2 sub O sub 7 sub sup 2&minus sup . They are oxyanion s of chromium in the oxidation state 6. They are moderately strong oxidizing agent s. Chemical properties Chromates react with hydrogen peroxide giving products in which peroxide , O sub 2 sub sup 2&minus sup , replaces one or more oxygen atoms. In acid solution the unstable blue peroxo complex Chromium VI oxide peroxide , CrO O sub 2 sub sub 2 sub , is formed it is an uncharged covalent molecule ... Acid base properties Image Chromate 2D dimensions.png thumb left 120px chromate ion Image Dichromate 2D dimensions.png thumb 200px dichromate ion image Predominance diagram Cr.png thumb 200px Predominance diagram for chromate In aqueous Solution chemistry solution , chromate and dichromate anions ... solutions, but dichromate can become the predominant ion in acidic solutions. The change in colour with pH from yellow chromate to orange dichromate and the reversible nature of the equilibrium ... in equilibrium with the dichromate ion. 2HCrO sub 4 sub sup sup eqm Cr sub 2 sub O sub 7 sub sup 2 ... of metal complexes and ligands ref The dichromate ion is a somewhat weaker base than the chromate ... at pH 4. Oxidation reduction properties The chromate and dichromate ions are fairly strong oxidizing ... 136000000 kg lb of hexavalent chromium, mainly sodium dichromate, were produced in 1985. ref name Ullmann ... and dichromate salts of heavy metals , lanthanides and alkaline earth metals are only very slightly ... potassium chromate minerals and related compounds are found in the Atacama desert . Chromite ore ... Oxidizing agents Category Oxoanions ca Cromat de Chromate es Cromato fr Dichromate it Cromato he ... more details
pp move indef Infobox potassiumPotassium IPAc en icon p t s i m respell po TAS ee m is the chemical ... potassium is a soft silvery white metallic alkali metal that redox oxidizes rapidly in Earth s atmosphere ... in the reaction. Potassium and sodium are alkali metals and are chemical ly very similar. For this reason ... elements when the metals were isolated by electrolysis in the early 19 sup th sup century. Potassium ... potassium by weight , and as part of many mineral s. Industrial chemical applications of potassium tend to employ potassium ion s extreme water solubility as part of chemicals which depend for activity on their non potassium components. Potassium metal has only a few specialty applications, being replaced in most chemical reactions with sodium metal. Potassium ion is necessary for the function of all .... Dietary potassium, In diet discussed below , should not be confused with Vitamin K . The high concentration of potassium in plants, associated with comparatively very low amounts of sodium there, historically resulted in potassium first being isolated from the ashes of plants potash , which in turn gave the element its modern name. Heavy crop production rapidly depletes soils of potassium, and agricultural fertilizers consume 93 of the potassium chemical production of the modern world economy. The functions of potassium and sodium in living organisms are quite different. Animals, in particular, employ sodium and potassium differentially to generate electrical potentials in animal cells, especially in nervous tissue . Potassium depletion in animals, including humans, results in various neurological dysfunctions. Occurrence Image PotassiumFeldsparUSGOV.jpg thumb left upright Potassium in feldspar category see also Potassium minerals Elemental potassium does not occur in nature because it reacts violently with water see section Precautions below . As various compounds, potassium makes ... electropositive and highly reactive potassium metal is difficult to obtain from its minerals. ref ... more details
Distinguish Potassiumdichromate chembox infobox Watchedfields changed verifiedrevid 263162579 ImageFile Potassium chromate sample.jpg IUPACName Potassium chromate OtherNames Chromic acid, K2CrO4 , dipotassium salt Section1 Chembox Identifiers CASNo 7789 00 6 CASNo Ref cascite correct CAS PubChem 24597 RTECS GB2940000 EINECS 232 140 5 Section2 Chembox Properties K 2 Cr 1 O 4 Appearance Yellow odorless powder Odor odorless Density 2.7320 g cm sup 3 sup Solubility 63 g 100 mL 20 C SolubleOther insoluble in alcohol MeltingPtC 968 BoilingPtC 1000 Section7 Chembox Hazards ExternalMSDS http ptcl.chem.ox.ac.uk hmc hsci chemicals potassium chromate.html Chemical Safety Data EUIndex 024 006 00 8 EUClass Carcinogen Carc. Cat. 2 br Mutagen Muta. Cat. 2 br Toxic T br Irritant Xi br Dangerous for the environment N RPhrases R49 , R46 , R36 37 38 , R43 , R50 53 SPhrases S53 , S45 , S60 , S61 NFPA H 3 NFPA F 0 NFPA R 1 NFPA O OX Section8 Chembox Related OtherAnions Potassiumdichromate br Potassium molybdate br Potassium tungstate OtherCations Sodium chromate br Calcium chromate br Barium chromate Potassium chromate Potassium K sub 2 sub Chromium Cr Oxygen O sub 4 sub is a yellow chemical indicator ... http www.jtbaker.com msds englishhtml p5642.htm Potassium chromate information URL last accessed 15 March 2007 ref General information Physical properties Potassium Chromate is a lemon yellow Chemical ... 2010 . Occurrence Tarapacaite is the natural, mineral form of potassium chromate. It occurs very ... 2008 Safety Potassium chromate is very toxic and may be wiktionary Fatal fatal if swallowed ... is a strong oxidizing agent if in the presence of H sup sup to produce the dichromate ion. It may ... agents and flammable objects. References references Potassium compounds Category Potassium compounds ... es Cromato de potasio fr Chromate de potassium hu K lium krom t nl Kaliumchromaat ja pl Chromian VI potasu pt Cromato de pot ssio simple Potassium chromate fi Kaliumkromaatti sv Kaliumkromat ... more details
chembox ImageFile Potassium pyrosulfate.png ImageSize IUPACName dipotassium sulfonatooxy sulfonate OtherNames Potassium pyrosulphate potassium disulfate Section1 Chembox Identifiers CASNo 7790 62 7 PubChem 62681 SMILES O S O O OS O O O . K . K Section2 Chembox Properties K 2 O 7 S 2 Appearance Density 2.28 g cm sup 3 sup MeltingPtC 325 BoilingPtC Solubility soluble Section3 Chembox Hazards Autoignition FlashPt MainHazards NFPA H NFPA F NFPA R NFPA O PEL RPhrases R36 R38 SPhrases Potassium pyrosulfate potassium disulfate is a chemical compound, K sub 2 sub S sub 2 sub O sub 7 sub . It contains the pyrosulfate anion S sub 2 sub O sub 7 sub sup 2 nowiki &minus nowiki sup which has a dichromate like structure and can be visualised as two corner sharing SO sub 4 sub tetrahedra, with a bridging oxygen atom. ref The crystal structure determination and refinements of K sub 2 sub S sub 2 sub O sub 7 sub , KNaS sub 2 sub O sub 7 sub and Na sub 2 sub S sub 2 sub O sub 7 sub from X ray powder and single crystal diffraction data St hl K , Balic Zunic T, da Silva F, Eriksen K M , Berg R W Fehrmann R Journal of Solid State Chemistry 178, 1697 1704, 2005 doi 10.1016 j.jssc.2005.03.022 ref A semi structural formula for pyrosulfate ion is O sub 3 sub SOSO sub 3 sub sup 2 nowiki &minus nowiki sup . In this compound sulfur has an oxidation state of 6. Potassium pyrosulfate is used in analytical chemistry samples are fused with potassium pyrosulfate, or a mixture of potassium pyrosulfate and potassium fluoride , KF to ensure complete dissolution prior to a quantitative analysis. ref Determination of quartz free silica in refractory clays Trostbl L.J., Wynne D.J. Journal of the American Ceramic Society 23 1 18, 1940 doi 10.1111 j.1151 2916.1940.tb14187.x ref ref Determination of gross alpha, plutonium, neptunium, and or uranium by gross alpha counting on barium sulphate C. W. Sill Analytical ... See also Sodium pyrosulfate References reflist Potassium compounds Category Potassium compounds Category ... more details
with its chlorine and produces chromic oxide ref name sas . Potassium chlorochromate can be prepared from potassiumdichromate , hydrochloric acid , and water . The substance may look like long orange ...Image Potassium chlorochromate xtal 3D ionic.png thumb right Space filling model of part of the crystal structure of KCrO sub 3 sub Cl ref name kolitsch2002 cite journal title Redetermination of potassium chlorochromate, KCrO sub 3 sub Cl author U. Kolitsch journal Acta. Cryst. date 2002 month November volume E58 issue 11 pages i105 i107 doi 10.1107 S1600536802019396 url http journals.iucr.org e issues 2002 11 00 br6066 br6066bdy.html ref Potassium trioxochlorochromate ref name kolitsch2002 , Potassium chlorochromate ref name csudh http www.csudh.edu oliver chemdata chemsyn.htm Synonyms Of Chemicals Bot generated title ref ref name altnamebook1 http books.google.com books?id QQZKAAAAMAAJ&q 22P C3 A9ligot 27s salt 22&dq 22P C3 A9ligot 27s salt 22&pgis 1 ref ref name altnamebook2 http books.google.com books?id 394yAAAAMAAJ&q 22P C3 A9ligot 27s salt 22&dq 22P C3 A9ligot 27s salt 22&pgis 1 ref , Peligot s salt , or P ligot s salt is a chemical substance named after Eug ne Melchior P ligot ref name sas http www.sas.org E Bulletin 2002 08 23 chem body.html Untitled Document Bot generated title ref . Its formula is KCrO sub 3 sub Cl ref name gloss http srb.npaci.edu cgi bin nsdl.cgi?uid 2004 07 19T23 32 41Z 2423943D27E2C38E2428B388E8938B20 archemm.html Glossary Bot generated title ref Peligot s salt is the potassium salt of chlorochromic acid chromic acid where chlorine has replaced one ... . 18 Crown 6 potassium chlorochromate Image 18 crown 6 potassium chlorochromate unit cell 3D vdW.png thumb right Space filling model of the unit cell of 18 crown 6 potassium chlorochromate 18 Crown 6 potassium chlorochromate 1,4,7,10,13,16 hexaoxacyclooctadecane k sup 6 sup O potassium chlorochromate ... http journals.iucr.org e issues 2005 02 00 cv6410 cv6410bdy.html ref . Safety Potassium chlorochromate ... more details
saved book title Potassium subtitle An overview cover image Potassium.JPG cover color Potassium An overview Overview Potassium Isotopes Isotopes of potassium Miscellany Potassium in biology Category Wikipedia books on chemical elements Category Potassium ... more details
Potassium deficiency has two different contexts For the medical condition in humans, see hypokalemia Potassium deficiency plants , the disease in plants disambig ... more details
Chembox ImageFileL1 Acetic acid 2D skeletal.svg ImageSizeL1 100px ImageFileR1 potassium acetate skeletal.png ImageSizeR1 120px IUPACName OtherNames Potassium hydrogen acetate E261 Section1 Chembox Identifiers CASNo 4251 29 0 PubChem SMILES CC O O.CC O&minus O. K Section2 Chembox Properties C 4 H 7 O 4 K 1 Appearance Density MeltingPt BoilingPt Solubility Section3 Chembox Hazards MainHazards FlashPt Autoignition Potassium diacetate potassium hydrogen acetate is a Compound chemistry chemical compound with formula chem KH chem C 2 H 3 O 2 2 . It is a 1 1 compound of potassium acetate and acetic acid . It has E number E261 same as potassium acetate . See also Potassium acetate Sodium diacetate organic compound stub Category Acetates Category Potassium compounds ... more details
chembox Reference Name Potassium erythorbate ImageFile Potassium erythorbate.png ImageSize 180px ImageName Potassium erythorbate IUPACName Potassium 5 1,2 dihydroxyethyl 3 hydroxy 4 oxo furan 2 olate OtherNames Erythorbic acid, potassium salt E317 Section1 Chembox Identifiers CASNo 17175 66 5 Section2 Chembox Properties Formula C sub 6 sub H sub 7 sub KO sub 6 sub MolarMass 214.22 g mol Appearance Density Solubility MeltingPt BoilingPt Section7 Chembox Hazards ExternalMSDS MainHazards Potassium erythorbate C sub 6 sub H sub 7 sub KO sub 6 sub is a food additive. Chemically, it is the potassium Salt chemistry salt of erythorbic acid . As an antioxidant structurally related to vitamin C , it helps improve flavor stability and prevents the formation of carcinogen ic nitrosamine s. References reflist organic compound stub Category Food antioxidants Category Potassium compounds Category Monosaccharides ... more details
chembox Watchedfields changed verifiedrevid 269346058 ImageFile Potassium oxide 3D vdW.png ImageSize 200px ImageName Potassium oxide IUPACName Potassium oxide OtherNames Potassium monoxide Section1 Chembox ... 3 sup Solubility Decomposes violently, forming Potassium hydroxide KOH MeltingPt 350 C decomp. Section3 ... H NFPA F NFPA R NFPA O FlashPt Non flammable Section8 Chembox Related OtherAnions Potassium sulfide OtherCations Lithium oxide br Sodium oxide br Rubidium oxide br Caesium oxide OtherFunctn Potassium peroxide br Potassium superoxide Function potassium oxide s OtherCpds Potassium hydroxide Potassium oxide is an ionic Chemical compound compound of potassium and oxygen . This pale yellow solid, the simplest oxide of potassium, is a rarely encountered, highly reactive species. Some materials of commerce ... to K sub 2 sub O. Production Potassium oxide is produced from the reaction of oxygen and potassium this reaction affords potassium peroxide , K sub 2 sub O sub 2 sub . Treatment of the peroxide with potassium produces the oxide ref Holleman, A. F. Wiberg, E. Inorganic Chemistry Academic ... and more conveniently, K sub 2 sub O is synthesized by heating potassium nitrate with metallic potassium 2 KNO sub 3 sub 10 K 6 K sub 2 sub O N sub 2 sub Potassium hydroxide cannot be further dehydrated ... in calcium fluoride CaF sub 2 sub , with potassium ions coordinated to 4 oxide ions and oxide ions coordinated to 8 potassium. ref Citation title Gitterstruktur der oxyde, sulfide, selenide und telluride ... to produce the caustic potassium hydroxide . It is deliquescent and will absorb water from the atmosphere, initiating this vigorous reaction. Potassium oxide in fertilizers The chemical formula K sub 2 sub O is used in the N P K nitrogen phosphorus potassium numbers on the labels of fertilizer s. Although K sub 2 sub O is the correct formula for potassium oxide, potassium oxide is not used as a fertilizer in these products. Normally, potassium chloride , potassium sulfate , or potassium carbonate ... more details
chembox ImageFile Potassium picrate.svg ImageSize OtherNames Potassium 2,4,6 trinitrophenolate Picric acid, potassium salt Section1 Chembox Identifiers CASNo 573 83 1 Section2 Chembox Properties Formula C sub 6 sub H sub 2 sub KN sub 3 sub O sub 7 sub C sub 6 sub H sub 2 sub NO sub 2 sub sub 3 sub OK MolarMass 267.2 g mol Density 1.852 g cm3 MeltingPt 250 C BoilingPt Detonates at 331 C before boiling Section3 Chembox Hazards MainHazards Sensitive Explosive, Toxic RPhrases R1 R3 R25 SPhrases ExternalMSDS Potassium picrate , or potassium 2,4,6 trinitrophenolate , is an organic chemical, a picrate of potassium . It is a reddish yellow or green crystalline material. It is a primary explosive . Anhydrous potassium picrate forms orthorhombic crystals. Potassium picrate was first prepared as impure in mid 17th century by Johann Rudolf Glauber by dissolving wood in nitric acid and neutralizing with potassium carbonate . It is commoly made by neutralizing picric acid by potassium carbonate. It was used since 1869. Its chief applications are in pyrotechnics , in some whistle mix es, as a component of explosive s with potassium nitrate and charcoal , propellant s with potassium chlorate , and explosive primer s with lead picrate and potassium chlorate . Potassium picrate is not a very powerful ..., iron , potassium picrate, like ammonium picrate and picric acid , forms picrates of said metals ... should be prevented. Potassium picrate is used to determine the concentration of nonionic surfactant s in water materials detectable by this method are called potassium picrate active substances PPAS . Synthesis As with other picrates, potassium picrate may be produced by the neutralization of picric ... potassium carbonate will result in potassium picrate. Temperature control is important to prevent detonation or excessive methanol evaporation. Sensitivity According to Urbanski, Potassium ... Picrates Category Potassium compounds Category Explosive chemicals Explosive stub de Kaliumpikrat ... more details
Unreferenced date December 2006 Image Monopotassium phosphate.png thumb right 100px Monopotassium phosphate Image Dipotassium phosphate.png thumb right 100px Dipotassium phosphate Image Tripotassium phosphate.png thumb right 100px Tripotassium phosphate Potassium phosphate is a generic term for the salt chemistry salts of potassium and phosphate ions including Monopotassium phosphate KH sub 2 sub PO sub 4 sub Dipotassium phosphate K sub 2 sub HPO sub 4 sub Tripotassium phosphate K sub 3 sub PO sub 4 sub As food additives, potassium phosphates have the E number E340. The ratio of potassium to phosphate in K Phos solution is 4.3 3 K PO sub 4 sub . The ratio of potassium to phosphate in K Phos Neutral packets for oral administration is 1 1, 14.25 mEq potassium and 14.25 mmol phosphate per packet. See also Biochemic cell salts Potassium compounds DEFAULTSORT Potassium Phosphate Category Potassium compounds Category Phosphates Inorganic compound stub fr Phosphate de potassium ja ... more details
chembox verifiedrevid 265541518 ImageFile Potassium sulfite.png ImageSize 120px IUPACName Potassium sulfite OtherNames E225 Section1 Chembox Identifiers CASNo 10117 38 1 CASNo Ref cascite PubChem 24958 Section2 Chembox Properties Formula K sub 2 sub S sub O sub 3 MolarMass 158.26 g mol Appearance white solid Density MeltingPt BoilingPt Solubility soluble Section7 Chembox Hazards ExternalMSDS EUIndex Not listed MainHazards FlashPt Non flammable Section8 Chembox Related OtherAnions Potassium sulfate br Potassium selenite OtherCations Sodium sulfite Potassium sulfite K sub 2 sub SO sub 3 sub is a chemical compound which is the salt chemistry salt of potassium cation and sulfite anion. As a food additive it is used as a preservative under the E number E225. Potassium compounds Category Potassium compounds Category Sulfites inorganic compound stub cs Si i itan draseln de Kaliumsulfit hu K lium szulfit nl Kaliumsulfiet ja ru simple Potassium sulfite zh ... more details
chembox ImageFile monopotassium oxalate.png ImageSize 150px IUPACName Potassium 2 hydroxy 2 oxoacetate OtherNames Potassium bioxalate Section1 Chembox Identifiers CASNo 127 95 7 PubChem 23662386 SMILES C O C O O O. K Section2 Chembox Properties C 2 H 1 K 1 O 4 Appearance White crystalline solid Density MeltingPt BoilingPt Solubility 2.5 g 100 g Section3 Chembox Hazards MainHazards FlashPt Autoignition Potassium hydrogenoxalate , also known as potassium bioxalate , is a salt chemistry salt with formula KHC sub 2 sub O sub 4 sub or K sup sup HO sub 2 sub C CO sub 2 sub sup &minus sup . It is one of the most common salts of the hydrogenoxalate anion, and can be obtained by reacting potassium hydroxide with oxalic acid in 1 1 mole ratio. The salt is also known as potassium hydrogen oxalate , potassium binoxalate , acid potassium oxalate , or monobasic potassium oxalate . In older literature, it was also called sorrel salt , sal acetosella , or rather improperly salt of lemon Potassium hydrogenoxalate occurs in some plants, notably Rumex acetosa sorrel . It is a commercial product, used in photography, marble grinding, and to remove ink stains. Properties The anhydrous product is a white, odorless, crystalline solid, hygroscopic and soluble in water 2.5 g 100 g at room temperature . The solutions are basic. Below 50 C the much less soluble potassium tetraoxalate forms and precipitates ... EN CB1199602.htm Potassium binoxalate Product Description ref The hydrate monohydrate KHC sub 2 ... www.hummelcroton.com msdspdf kbox m.pdf Potassium binoxalate product data sheet . Hummel Croton Inc ... 1973 , The Elastic Constants of Monoclinic Potassium Hydrogen Oxalate Acta Crystallographica,volume A29, p. 415. ref Toxicity Potassium hydrogenoxalate is strongly irritating to eyes, mucoses and gastrointestinal tract. It may cause cardiac failure and death. ref name chembook See also Potassium bicarbonate Potassium hydrogenacetylenedicarboxylate References Reflist Category Potassium compounds Category ... more details
Unreferenced date November 2009 chembox ImageFile Potassium amide 2D ionic.svg ImageSize 150px ImageName Structural formula showing the component ions of potassium amide IUPACName Potassim amide OtherNames Section1 Chembox Identifiers CASNo PubChem SMILES Section2 Chembox Properties Formula KNH sub 2 sub MolarMass Appearance yellowish brown solid Density MeltingPt BoilingPt Solubility Section3 Chembox Hazards MainHazards NFPA H NFPA F NFPA R NFPA O FlashPt Autoignition Potassium amide is an inorganic compound with the chemical formula K sup sup NH sub 2 sub sup sup , i.e. it is composed of a potassium cation , and the conjugate base of ammonia . It is a yellowish brown solid. It is used as a pesticide . See also Sodium amide Lithium amide References references External links Potassium compounds Category Potassium compounds Category Amides inorganic compound stub ... more details
chembox verifiedrevid 391508193 ImageFileL1 Potassium bisulfate.png ImageSizeL1 120px ImageNameL1 One potassium cation and one hydrogensulfate anion ImageFileR1 Potassium bisulfate 3D balls ionic.png ImageSizeR1 120px ImageNameR1 Ball and stick model of the component ions IUPACName Potassium hydrogen sulfate OtherNames Potassium acid sulfate Section1 Chembox Identifiers CASNo 7646 93 7 CASNo Ref cascite correct CAS PubChem 516920 RTECS TS7200000 UNNumber 2509 EINECS 231 594 1 Section2 Chembox Properties Formula KHSO sub 4 sub MolarMass 136.169 g mol Appearance Density 2.245 g cm sup 3 sup MeltingPt 197 C BoilingPt Dec. 300 C Solubility 490 g L Section7 Chembox Hazards ExternalMSDS http ptcl.chem.ox.ac.uk MSDS PO potassium bisulfate.html External MSDS EUIndex 016 056 00 4 LD50 2340 mg kg sup 1 sup EUClass Corrosive C RPhrases R34 , R36 , R37 , R38 SPhrases S1 2 , S26 , S36 37 39 , S45 FlashPt Section8 Chembox Related OtherCpds Sodium bisulfate Potassium bisulfate is the potassium salt chemistry salt of bisulfate anion, with the molecular formula KHSO sub 4 sub . This compound is commonly used in the conversion of tartrates to bitartrates in wine. Potassium bisulfate is also used as a disintegrating agent in analytical chemistry . A solution of potassium bisulfate behaves as if the two related compounds K sub 2 sub SO sub 4 sub and H sub 2 sub SO sub 4 sub were side by side uncombined. Adding ethanol to a solution of potassium bisulfate precipitates out sulfate. Mercallite, the mineralogical form of potassium bisulfate, occurs very rarely. Misenite is the other, more complex, potassium hydrogen sulfate. See also Potassium sulfate Sulfuric acid Sulfate References div class references small references Merck Index of Chemicals and Drugs , 14th ed. div Potassium compounds Category Sulfates Category Potassium compounds Category Acid salts inorganic compound stub ar de Kaliumhydrogensulfat fr Hydrog nosulfate de potassium it Bisolfato di potassio hu K lium ... more details
chembox verifiedrevid 400859072 ImageFile ImageSize IUPACName Potassium periodate OtherNames potassium metaperiodate Section1 Chembox Identifiers ChemSpiderID Ref chemspidercite correct chemspider ChemSpiderID 128877 InChI 1 HIO4.K c2 1 3,4 5 h H,2,3,4,5 q 1 p 1 InChIKey FJVZDOGVDJCCCR REWHXWOFAS SMILES K . O I O O O StdInChI Ref stdinchicite correct chemspider StdInChI 1S HIO4.K c2 1 3,4 5 h H,2,3,4,5 q 1 p 1 StdInChIKey Ref stdinchicite correct chemspider StdInChIKey FJVZDOGVDJCCCR UHFFFAOYSA M CASNo 7790 21 8 CASNo Ref cascite correct CAS PubChem 516896 Section2 Chembox Properties K 1 I 1 O 4 Appearance white powder Density 3.618 g cm sup 3 sup MeltingPtC 582 BoilingPt Solubility 0.42 g 100 mL 20 C br 4.4 g 100 mL 80 C Section7 Chembox Hazards ExternalMSDS http msds.chem.ox.ac.uk PO potassium periodate.html External MSDS EUIndex Not listed MainHazards Oxidant NFPA H 1 NFPA F 0 NFPA R 0 NFPA O OX FlashPt Section8 Chembox Related OtherAnions Potassium iodide br Potassium iodate OtherCations Sodium periodate OtherCpds Periodic acid Potassium periodate has formula KIO sub 4 sub . It is slightly soluble in water one of the less soluble of potassium salts, owing to a large anion , giving rise to a solution that is slightly alkaline . On heating especially with manganese IV oxide as catalyst , it decomposes to form potassium iodate, releasing oxygen gas. The low solubility of KIO sub 4 sub makes it useful for the determination of potassium. Note that the pronunciation is per iodate, not period ate. Potassium compounds Category Periodates Category Potassium compounds Category Oxidizing agents inorganic compound stub ar de Kaliumperiodat es Peryodato de potasio fr Periodate de potassium nl Kaliumperjodaat pl Jodan VII potasu simple Potassium periodate ... more details
chembox Name Potassium hexachloroplatinate ImageFile Potassium hexachloroplatinate.png ImageSize 200px IUPACName OtherNames Section1 Chembox Identifiers CASNo 16921 30 5 PubChem 61856 RTECS TP1650000 SMILES Cl Pt 2 Cl Cl Cl Cl Cl. K . K Section2 Chembox Properties Formula K sub 2 sub PtCl sub 6 sub MolarMass 485.99 g mol Appearance orange to yellow solid Density 3.344 g cm sup 3 sup MeltingPt 250 C decomp. BoilingPt Solubility Section3 Chembox Hazards EUClass Toxic T ExternalMSDS http msds.chem.ox.ac.uk PO potassium hexachloroplatinate IV.html Oxford MSDS FlashPt 250 C Autoignition Section4 Chembox Other OtherAnions Potassium tetrachloroplatinate Potassium hexachloroplatinate , an inorganic compound , is an example of a comparatively insoluble potassium salt. The precipitation of this compound from solutions of hexachloroplatinic acid was formerly used for the determination of potassium by gravimetry . ref cite journal author G. F. Smith, J. L. Gring title The Separation and Determination of the Alkali Metals Using Perchloric Acid. V. Perchloric Acid and Chloroplatinic Acid in the Determination of Small Amounts of Potassium in the Presence of Large Amounts of Sodium journal J. Am. Chem. Soc. year 1933 volume 55 issue 10 pages 3957 3961 doi 10.1021 ja01337a007 ref Potassium hexachloroplatinate may be reduced by hydrazine dihydrochloride to give the potassium tetrachloroplatinate corresponding tetrachloroplatinate salt . ref name Keller cite journal author Keller, R. N. Moeller, T. title Potassium Tetrachloroplatinate II journal Inorg. Synth. year 1963 volume 7 pages 247 250 doi 10.1002 9780470132333.ch79 ref References references Potassium compounds Category Platinum compounds Category Potassium compounds nl Kaliumhexachloroplatinaat ja zh ... more details
chembox verifiedrevid 404348953 Name Potassium acetate ImageFile Potassium acetate skeletal.png ImageSize 150px ImageName Potassium acetate OtherNames Potassium salt E261 Section1 Chembox Identifiers CASNo Ref cascite CASNo 127 08 2 ATCCode prefix B05 ATCCode suffix XA17 Section2 Chembox Properties Formula ... pKa 4.76 Section7 Chembox Hazards EUClass not listed NFPA H 1 NFPA F 1 NFPA R 1 Potassium acetate CH sub 3 sub CO sub 2 sub K is the potassium salt chemistry salt of acetic acid . Preparation It can be prepared by reacting a potassium containing base such as potassium hydroxide or potassium carbonate with acetic acid 2 Acetic acid CH sub 3 sub COOH Potassium carbonate K sub 2 sub CO sub 3 sub 2 CH ... as an acid base neutralization reaction. Potassium acetate is the salt that forms along with water as acetic acid and potassium hydroxide are neutralized together. Conditions substances to avoid ... Potassium acetate can be used as a Deicing deicer instead of chloride salts such as calcium chloride ... corrosive , and for this reason is preferred for airport runways. It is, however, more expensive. Potassium ... ability to cool and form a crust over burning oils. In medicine, potassium acetate is used as part of replacement ... into bicarbonate and help neutralize the acidotic state. Potassium acetate is used as a food additive .... In molecular biology , potassium acetate is used to precipitate dodecyl sulfate DS and DS bound ... of DNA. Potassium acetate is used in mixtures applied for tissue preservation, fixation, and mummy ... in 1897 which contains potassium acetate. ref http www.uqtr.ca plast journal vol8 Ulmer 7a10.pdf ..., Vol 8 1 7 10, 1994 ref For example, Lenin s mummy was soaked in a bath containing potassium acetate. ref Andrew Nagorski, The Greatest Battle , Simon and Shuster, 2007, page 53. ref Potassium ... compound produced. References reflist Category Acetates Category Potassium compounds ar bs Kalijum acetat de Kaliumacetat es Acetato de potasio fr Ac tate de potassium it Acetato ... more details
Unreferenced stub auto yes date December 2009 Chembox verifiedrevid 400857442 ImageFile Potassium 2 ethylhexanoate.png IUPACName Potassium 2 ethylhexanoate Section1 Chembox Identifiers PubChem 62486 InChI 1 C8H16O2.K c1 3 5 6 7 4 2 8 9 10 h7H,3 6H2,1 2H3, H,9,10 q 1 p 1 InChIKey ZUFQCVZBBNZMKD REWHXWOFAE SMILES K . O C O C CC CCCC StdInChI Ref stdinchicite correct chemspider StdInChI 1S C8H16O2.K c1 3 5 6 7 4 2 8 9 10 h7H,3 6H2,1 2H3, H,9,10 q 1 p 1 StdInChIKey Ref stdinchicite correct chemspider StdInChIKey ZUFQCVZBBNZMKD UHFFFAOYSA M CASNo 3164 85 0 EINECS 221 625 7 ChemSpiderID Ref chemspidercite correct chemspider ChemSpiderID 56266 Section2 Chembox Properties Formula C sub 8 sub H sub 15 sub KO sub 2 sub MolarMass 182.30 g mol Potassium 2 ethylhexanoate , also known as potassium iso octanoate , is a chemical used to convert the Tert Butylamine tert butylammmonium salt of clavulanic acid into potassium clavulanate or clavulanate potassium . Citation needed date April 2009 DEFAULTSORT Potassium 2 Ethylhexanoate Category Potassium compounds Category Salts and esters of carboxylic acids Organic compound stub ... more details
chembox ImageFile potassium bisulfite.png ImageSize 120px IUPACName Potassium hydrogen sulfite OtherNames Potassium bisulfite, potassium bisulphite solution, sulfurous acid, monopotassium salt, monopotassium sulfite Section1 Chembox Identifiers CASNo 7773 03 7 PubChem SMILES Section2 Chembox Properties Formula KHSO sub 3 sub MolarMass 120.1561 g mol Appearance White crystalline powder Density MeltingPt BoilingPt Solubility soluble Section3 Chembox Hazards MainHazards FlashPt Autoignition Potassium hydrogen sulfite or potassium bisulfite is a chemical compound with the chemical formula KHSO sub 3 sub . It is used during the production of alcoholic beverages as a sterilising agent. This additive is classified as E number E228 under the current EU approved food additive . ref http www.food.gov.uk safereating chemsafe additivesbranch enumberlist Food Standards Agency Current EU approved additives and their E Numbers Bot generated title ref See also Calcium bisulfite Sodium bisulfite References Reflist Potassium compounds Category Potassium compounds Category Bisulfites Category Food additives inorganic compound stub ar de Kaliumhydrogensulfit it Idrogenosolfato di potassio hu K lium hidrog nszulfit nl Kaliumwaterstofsulfiet pl Siarczek wodorowo potasowy pt Bissulfito de pot ssio ... more details
Potassium binders are medications that bind potassium ions in the gastrointestinal tract, thereby preventing its intestinal absorption. They consist of polystyrene sulfonate resins attached to a cation and are administered either orally or by retention enema to patients who are at risk of developing hyperkalaemia abnormal high serum potassium levels . Increased serum potassium levels are a condition ... Potassium, the most abundant intracellular cation, is essential for life. An adequate gradient of potassium ... for the regulation of serum potassium levels by excreting excess potassium via the urine. As kidney failure progresses, with a consequent decline of excretory function, potassium is likely to accumulate ... potassium blood level of between 3.8 mmol L and 5.2 mmol L is exceeded, hyperkalaemia is diagnosed. ref name Labor Hagemann, O., Normal Serum Potassium Levels, URL http www.laborlexikon.de ... for chronic kidney disease patients is potassium removal through the dialysis procedure. However, dietary restrictions and pharmaceutical therapy with potassium binders are important complementary treatment options. Mechanism of action In general, potassium binders are artificial resins that exchange bound cations Ca2 or Na for potassium ions in the large intestine. ref name medscape ... Retrieved 21 January 2010. ref After exchange, the released cation and potassium adhering to the resin are excreted with the faeces. This mechanism prevents intestinal absorption of alimentary potassium ions and thereby reduces serum potassium levels. There are two major classes of binders, differentiated ... ions in exchange for potassium ions, whereas sodium resins release sodium. Side effects Hypokalaemia .... URL http dailymed.nlm.nih.gov dailymed drugInfo.cfm?id 11425 Retrieved 21 January 2010 ref Potassium ... www.kidney.org atoz content potassium.cfm Potassium and your CKD Diet kidney.org http www.fmc renalpharma.com ... Potassium ... more details
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