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 ... dichromate br Sodium dichromate OtherCpds Potassium permanganate Potassiumdichromate , K sub 2 sub ... wasteid inorchem docs pot dich.pdf title POTASSIUMDICHROMATE LISTING publisher US EPA ref Chemistry Production Potassiumdichromate is usually prepared by the reaction of potassium chloride on sodium dichromate . Alternatively, it can be obtained from potassium chromate by roasting chrome ore with potassium hydroxide . Reactions Potassiumdichromate is an oxidant oxidising agent . The reduction ... aq 7H sub 2 sub O E 1.23 V In organic chemistry, potassiumdichromate is a mild oxidizer compared ... 340 prep cv1p0340 ref Tertiary alcohols are not oxidized by potassiumdichromate. In an aqueous ... , sodium dichromate , potassiumdichromate may be used to prepare chromic acid , which can be used ... of ethanol in a sample can be determined by back titration with acidified potassiumdichromate. Reacting the sample with an excess of potassiumdichromate, all ethanol is oxidized to acetic acid ... 8365123 postscript None ref Photography Potassiumdichromate has important uses in photography and in photographic ..., dating back to about 1850. A solution of gum arabic and potassiumdichromate, once applied to paper ... uses potassiumdichromate together with equal parts of concentrated hydrochloric acid diluted down to approximately ... negative which is able to produce a more satisfactory print. A potassiumdichromate solution in sulfuric .... Sulfur dioxide test Potassiumdichromate paper can be used to test for sulfur dioxide , as it turns ... dioxide. Wood treatment Potassiumdichromate is used to stain certain types of wood by darkening ... dischromate in the same form as the mineral lopezite Potassiumdichromate occurs naturally as the rare ... more details
tungstate OtherCations Potassiumdichromate br Ammonium dichromate Sodium dichromate is the chemical ... 2 sub O Relative to the potassium salt, the main advantage of sodium dichromate is its greater solubility ...chembox verifiedrevid 464400929 Name Sodium dichromate. ImageFile Na2Cr2O7.png ImageSize 250px ImageName ImageFile1 Dichroman sodn .JPG ImageName1 IUPACName Sodium dichromate OtherNames 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 ... H sub 2 sub O . Virtually all chromium ore is processed via conversion to sodium dichromate. In this way, many millions of kilograms of sodium dichromate are produced annually. ref name ... Chemistry, Wiley VCH, Weinheim, 2005. ref In terms of reactivity and appearance, 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 of Reagents for Organic ... Sodium dichromate is generated on a large scale from ores containing chromium III oxides. The ore .... Acidification of the resulting aqueous extract with sulfuric acid or carbon dioxide affords the dichromate .... Above 62 C, these salts lose water spontaneously to give the anhydrous material. Reactions Dichromate and chromate salts are oxidizing agents. For the tanning of leather, sodium dichromate is first ... Safety Like all hexavalent chromium compounds, sodium dichromate is considered hazardous. It is also a known carcinogen . ref http www.inchem.org documents icsc icsc eics1369.htm ILO 1369 Sodium Dichromate ... es Dicromato de sodio fa fr Dichromate de sodium it Bicromato di sodio nl Natriumdichromaat ja pl Dichromian sodu pt Dicromato de s dio ru simple Sodium dichromate ... more details
F 1 NFPA R 1 NFPA O OX Autoignition 190 C Section8 Chembox Related OtherCations Potassiumdichromate br Sodium dichromate Ammonium dichromate is the inorganic compound with the Chemical formula formula ...chembox verifiedrevid 445744624 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 ... of ammonium ions and dichromate ions. Ammonium dichromate is sometimes known as Vesuvian Fire ... JCESOFT CCA CCA3 MAIN VOLCANO PAGE1.HTM title Ammonium Dichromate Volcano publisher J. Chem ... transitions in ammonium dichromate, NH sub 4 sub sub 2 sub Cr sub 2 sub O sub 7 sub journal ... Polyvinyl alcohol PVA , ammonium dichromate, and a phosphor are spin coated as aqueous slurries in the production of the phosphor raster of television screens and other devices. The ammonium dichromate ... Dichromate journal J. Phys. Chem. year 1957 volume 61 issue 10 pages 1429 1430 doi 10.1021 j150556a040 ... mol Like the well known explosive ammonium nitrate , ammonium dichromate contains both an oxidizer dichromate and a reducer ammonium , making it thermodynamically unstable. ref name young cite journal ..., Chemical Laboratory Information Profile Ammonium Dichromate journal J. Chem. Educ. year 2005 volume ... and R.G. Hazell title The Crystal Structure of Ammonium Dichromate, NH sub 4 sub sub 2 sub Cr ... voluminous dark green powdered chromium III oxide . Not all of the ammonium dichromate decomposes ... from left over ammonium dichromate. Observations obtained using relatively high magnification microscopy during a kinetic study of the thermal decomposition of ammonium dichromate provided evidence ... Mechanism for the Thermal Decomposition of Ammonium Dichromate journal J. Chem. Soc., Faraday Trans ... dichromate is a strong oxidising agent and reacts, often violently, with any reducing agent. The stronger ... more details
about chromium VI cation chromium III cation chromite compound Image Potassium chromate sample.jpg thumb 200px A sample of potassium chromate Image Potassiumdichromate sample.jpg thumb 200px A sample of potassiumdichromate 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 ... 4 sub sup sup , is also in equilibrium with the dichromate ion. 2HCrO sub 4 sub sup &minus sup eqm ... of published data on equilibrium constants of metal complexes and ligands ref The dichromate ... The chromate and dichromate ions are fairly strong oxidizing agent s. Commonly three electrons ... sodium dichromate, were produced in 1985. ref name Ullmann cite book last1 Anger first1 Gerd last2 ... protection and to improve paint adhesion. Chromate and dichromate salts of heavy metals , lanthanides ... sub 4 sub , occurs as spectacular long red crystals. Rare potassium chromate minerals and related ... ca Cromat de Chromate es Cromato fr Dichromate it Cromato he nl Chromaat en dichromaat ja ... more details
pp protected expiry 2012 09 09T21 50 03Z small yes good article pp move indef Infobox potassiumPotassium ... Neo Latin kalium and atomic number 19. Elemental potassium is a soft silvery white alkali metal ... heat to ignite the hydrogen emitted in the reaction. Because potassium and sodium are chemical ... in 1807 when potassium and sodium were individually isolated from different salts by electrolysis . Potassium in nature occurs only in ionic salts. As such, it is found dissolved in seawater which is 0.04 potassium by weight ref name seawaterconcentation cite journal journal The Journal of Experimental Biology url http jeb.biologists.org content 16 2 178.full.pdf title The Sodium and Potassium ... of many mineral s. Most industrial chemical applications of potassium employ the relatively high solubility in water of potassium compounds, such as potassium soap s. Potassium metal has only a few special applications, being replaced in most chemical reactions with sodium metal. Potassium ions are necessary for the function of all living cells. Potassium ion diffusion is a key mechanism in nerve transmission, and potassium depletion in animals, including humans, results in various cardiac dysfunctions. Potassium is found in especially high concentrations within plant cells, and in a mixed diet it is mostly concentrated in fruits. The high concentration of potassium in plants, associated with comparatively low amounts of sodium there, resulted in potassium s being first isolated from ... rapidly depletes soils of potassium, and agricultural fertilizers consume 95 of global potassium ... The flame test of potassiumPotassium atoms have 19 electrons, which is one more than the extremely stable configuration of argon. A potassium atom is thus much more likely to lose the extra electron ... ionization energy 418.8 kJ mol the potassium atom easily loses an electron and oxidizes into the monopositive ... 333 51167 0 ref This process requires so little energy that potassium is readily oxidized by atmospheric ... more details
Distinguish Potassiumdichromate chembox infobox verifiedrevid 448301546 ImageFile Potassium chromate sample.jpg ImageFile2 Potassium chromate.svg ImageSize2 300 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 InChI 1S Cr.2K.4O q 2 1 2 1 SMILES O Cr O O O . K . K Section2 Chembox Properties K 2 Cr 1 O 4 Appearance Yellow odorless powder Odor odorless ... , 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 ... http ptcl.chem.ox.ac.uk hmc hsci chemicals potassium chromate.html Chemical Safety Data EUIndex ... cancer on inhalation. ref http hazard.com msds mf baker baker files p5642.htm Potassium chromate information URL last accessed 15 March 2007 ref General information Physical properties Potassium Chromate ... powdered chromite with potash and limestone , treating the cinder with a hot potassium sulfate solution and leaching. Alternatively, it may be prepared by the reaction of potassiumdichromate and potassium hydroxide . Reactions When reacted with lead II nitrate, it creates an orange yellow precipitate ... Tarapacaite is the natural, mineral form of potassium chromate. It occurs very rarely and until ... Potassium chromate is very toxic and may be wiktionary Fatal fatal if swallowed . It may also act ... oxidizing agent if in the presence of H sup sup to produce the dichromate ion. It may react rapidly ... objects. References references Potassium compounds Category Potassium compounds Category Chromates ... ca Cromat de potassi de Kaliumchromat es Cromato de potasio fa fr Chromate de potassium ... de pot ssio simple Potassium chromate fi Kaliumkromaatti sv Kaliumkromat zh ... more details
chembox verifiedrevid 429083580 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 cite journal title 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 last St hl first K. last2 Balic Zunic first2 T. last3 da Silva first3 F. last4 Eriksen first4 K. M. last5 Berg first5 R. W. last6 Fehrmann first6 R. journal Journal of Solid State Chemistry volume 178 issue 5 pages 1697 1704 year 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 cite journal title Determination of quartz free silica in refractory clays last Trostbl first L. J. last2 Wynne first2 D. J. journal Journal of the American Ceramic ... issued Jan 1968, ref See also Sodium pyrosulfate References reflist Potassium compounds Category Potassium ... more details
chromic oxide ref name sas . Potassium chlorochromate can be prepared from potassiumdichromate ...File Potassium chlorochromate.jpg thumb Potassium chlorochromate 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 volume E58 issue 11 pages i105 i107 doi 10.1107 S1600536802019396 ref Potassium trioxochlorochromate ref name kolitsch2002 , potassium chlorochromate ref name csudh http www.csudh.edu oliver chemdata chemsyn.htm Synonyms Of Chemicals . Csudh.edu 2003 09 16 . Retrieved on 2011 06 01. ref ref name altnamebook1 cite book author Merck & Co title Merck s index an encyclopedia for the chemist, pharmacist and physician url http books.google.com books?id QQZKAAAAMAAJ accessdate 1 June 2011 year 1930 publisher Merck & Co. ref ref name altnamebook2 cite book author1 Arthur Rose author2 Elizabeth Rose title The Condensed chemical dictionary url http books.google.com books?id 394yAAAAMAAJ accessdate 1 June 2011 year 1966 publisher Reinhold ref , Peligot ... archemm.html Glossary . Srb.npaci.edu. Retrieved on 2011 06 01. ref Peligot s salt is the potassium ... Kinetics and mechanism of the oxidation of benzyl alcohol by potassium chlorochromate year 1991 ... in 2002. ref name kolitsch2002 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 or CrClO sub 3 sub is a crystal structure that contains a K sup sup cation ref name kotlyar2005 cite journal doi 10.1107 S1600536805000085 title 18 Crown 6 potassium ... Gerbert L. journal Acta Crystallographica E volume 61 issue 2 pages m293 m295 ref . Safety Potassium ... 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 Wikipedia books on elements ... 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 verifiedrevid 448711409 ImageFile Potassium oxide 3D vdW.png ImageSize 200px ImageName Potassium oxide IUPACName Potassium oxide OtherNames Potassium monoxide br Potash Section1 Chembox Identifiers ... Reacts forming Potassium hydroxide KOH MeltingPt 350 C decomp. Section3 Chembox Structure CrystalStruct ... 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 Potassium K sub 2 Oxide O is an ionic Chemical compound compound of potassium and oxygen . This pale yellow solid, the simplest oxide of potassium ... 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 ..., 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 to the oxide. br Potassium oxide can also be made by heating potassium metabisulfite crystals above 180 C K sub 2 sub ... relative to their positions 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 ... the caustic potassium hydroxide . It is deliquescent and will absorb water from the atmosphere ... 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 is used as a fertilizer source for potassium. The percentage of K sub 2 sub O given on the label only represents the amount of potassium in the fertilizer if it was in the form of potassium oxide. Potassium oxide is about ... more details
chembox verifiedrevid 375199433 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
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 428744204 ImageFile Potassium picrate.svg ImageSize OtherNames Potassium 2,4,6 trinitrophenolate Picric acid, potassium salt Section1 Chembox Identifiers CASNo 573 83 1 PubChem 68454 InChI 1S C6H3N3O7.K c10 6 4 8 13 14 1 3 7 11 12 2 5 6 9 15 16 h1 2, 10H q 1 p 1 SMILES C1 C C C ... 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 explosive. It is somewhat shock ... items, vol. 8, 1978 In contact with metals e.g. lead, calcium, iron , potassium picrate, like ... sensitive explosives. Contact with such materials therefore should be prevented. Potassium picrate ... 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 acid with the corresponding carbonate ... like methanol. First dissolving the picric acid in methanol and then adding potassium carbonate will result in potassium picrate. Temperature control is important to prevent detonation or excessive methanol evaporation. Sensitivity According to Urbanski, Potassium picrate detonated 10 of the time ... of Explosives, Volume 1, New York Pergamon Press. Category Picrates Category Potassium compounds ... more details
chembox verifiedrevid 464212252 ImageFile KIO4.jpg 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 fa fr Periodate de potassium nl Kaliumperjodaat pl Nadjodan potasu ru simple Potassium periodate zh ... more details
chembox verifiedrevid 439227567 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 hydrogen chloride 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 series Inorganic Syntheses isbn 9780470132333 ref References references Potassium compounds Category Platinum compounds Category Potassium compounds fa nl Kaliumhexachloroplatinaat ja IV zh ... more details
align right border 1 cellspacing 0 cellpadding 3 style float right clear right margin 0 0 0 0.5em background FFFFFF border collapse collapse border color C0C090 chembox header Potassium valerate Common name potassium valerate Systematic name potassium pentanoate Chemical formula KC sub 5 sub H sub 9 sub O sub 2 sub CAS number 19455 21 1 Potassium valerate is a Compound chemistry compound with formula K C sub 4 sub H sub 9 sub COO . It is the potassium salt of valeric acid . organic compound stub Category Valerates ... 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 ar 2 fa ... more details
chembox verifiedrevid 400859637 ImageFile potassium fulminate.png ImageSize 150px IUPACName Potassium oxidoazaniumylidynemethane OtherNames Section1 Chembox Identifiers ChemSpiderID Ref chemspidercite correct chemspider ChemSpiderID 9541865 InChI 1 CNO.K c1 2 3 q 1 1 InChIKey LOMWRVTZROPEGG UHFFFAOYAS StdInChI Ref stdinchicite correct chemspider StdInChI 1S CNO.K c1 2 3 q 1 1 StdInChIKey Ref stdinchicite correct chemspider StdInChIKey LOMWRVTZROPEGG UHFFFAOYSA N CASNo 15736 99 9 PubChem SMILES K . C N O Section2 Chembox Properties C 1 K 1 N 1 O 1 Appearance Density MeltingPt BoilingPt Solubility Section3 Chembox Hazards MainHazards Explosive FlashPt Autoignition Potassium fulminate is the potassium salt chemistry salt of the fulminate ion. Its only use, aside from chemical demonstrations, is in the percussion cap s for some early rifle s. Usually prepared by reacting a potassium amalgam with mercury fulminate , ref cite journal doi 10.1098 rspa.1967.0225 title Electronic Structure and Stability of the Inorganic Fulminates author Z. Iqbal and A. D. Yoffe journal Proceedings of the Royal Society of London volume 302 issue 1468 year 1967 pages 35 49 ref it is much less sensitive due to the ionic bond between potassium and carbon , unlike the weaker covalent bond between mercury element mercury and carbon. References reflist Potassium compounds Category Potassium compounds Category Fulminates es Fulminato de potasio nl Kaliumfulminaat tr Potasyum f lminat ... more details
chembox verifiedrevid 386032722 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 ... ChemicalProductProperty EN CB1199602.htm Potassium binoxalate Product Description ref The hydrate ... Mark Dugan 2009 http www.hummelcroton.com msdspdf kbox m.pdf Potassium binoxalate product data ... name koppers H. Koppers 1973 , The Elastic Constants of Monoclinic Potassium Hydrogen Oxalate Acta Crystallographica,volume A29, p. 415. ref Toxicity Potassium hydrogenoxalate is strongly irritating ... See also Potassium bicarbonate Potassium hydrogenacetylenedicarboxylate References Reflist Category Potassium compounds Category Oxalates de Kleesalz fa ... more details
chembox verifiedrevid 434366230 ImageFile Potassium iodate unit cell 3D balls.png ImageFile2 Jodi nan draseln .JPG IUPACName Potassium iodate OtherNames Iodic acid, potassium salt Section1 Chembox Identifiers ... in potassium iodide KI solution br insoluble in alcohol , liquid ammonia , nitric acid MeltingPt ... OtherAnions Potassium chlorate br Potassium bromate OtherCations Sodium iodate OtherCpds Potassium iodide br Potassium periodate Potassium iodate Potassium K Iodine I Oxygen O sub 3 sub is a chemical ... 1 ratio. Chemical properties Potassium iodate is an oxidizing agent and as such it can cause fires if in contact with combustible materials or reducing agents . It can be prepared by reacting a potassium containing base such as potassium hydroxide with iodic acid , for example Iodic acid HIO sub 3 sub Potassium hydroxide KOH KIO sub 3 sub Water H sub 2 sub O It can also be prepared by adding iodine to a hot, concentrated solution of potassium hydroxide. 3 iodine I sub 2 sub 6 Potassium hydroxide KOH KIO sub 3 sub 5 potassium iodide KI 3 water H sub 2 sub O Or by fusing potassium iodide with potassium chlorate , potassium bromate bromate or potassium perchlorate perchlorate , the melt is extracted with water and potassium iodate is isolated from the solution by crystallization ref Pradyot ... and sulfide s. Applications Potassium iodate is sometimes used for iodination of table salt ... thiosulfate s or other antioxidant s to the potassium iodide. In other countries, potassium iodate is used as source for iodine. It is also an ingredient in Infant formula baby formula milk. Like potassium bromate , potassium iodate is occasionally used as a Flour treatment agent maturing agent in baking. Radiation protection Potassium iodate may be used to protect against accumulation of radioiodine ... potassium iodate to the civilian population residing within the immediate countermeasures zone of a nuclear ... by the World Health Organization for radiation protection, potassium iodate KIO sub 3 sub is an alternative ... more details
chembox Verifiedfields changed Watchedfields changed verifiedrevid 325410066 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 ChemSpiderID Ref chemspidercite changed chemspider ChemSpiderID 22889 CASNo Ref cascite correct ?? CASNo 7773 03 7 PubChem 23663620 InChI 1S K.H2O3S c 1 4 2 3 h H2,1,2,3 q 1 p 1 SMILES OS O O . K Section2 Chembox Properties Formula KHSO sub 3 sub MolarMass 120.1561 g mol Appearance White crystalline powder Odor sulfur dioxide SO sub 2 sub Density MeltingPt 190 C decomp. BoilingPt Solubility soluble SolubleOther insoluble in alcohol 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 It is made by the reaction of sulfur dioxide and potassium carbonate . The sulfur dioxide is passed through a solution of the potassium carbonate until no more carbon dioxide is given off. The solution is concentrated and then allowed to crystallize. See also Calcium bisulfiten Sodium bisulfiten References Reflist Potassium compounds Category Potassium compounds Category Bisulfites Category Food additives inorganic compound stub ar de Kaliumhydrogensulfit es Sulfito cido de potasio fr Bisulfite de potassium it Bisolfito di potassio hu K lium hidrog nszulfit nl Kaliumwaterstofsulfiet pl Wodorosiarczyn potasu pt Bissulfito de pot ssio ... more details
Chembox verifiedrevid 448460445 ImageFile1 Potassium bisulfate.png ImageSize1 170px ImageName1 One potassium cation and one hydrogensulfate anion ImageFile2 Potassium bisulfate 3D balls ionic.png ImageSize2 ImageName2 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 MeltingPtC 197 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 chem KHSO 4 . 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 chem K 2 SO 4 and chem H 2 SO 4 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 Reflist cite book editor last O Neil editor first Maryadele J. year 2006 title Merck Index of Chemicals and Drugs edition 14th location Whitehouse Station, NJ publisher Merck isbn 9780911910001 Potassium compounds Category Sulfates Category Potassium ... fa fr Hydrog nosulfate de potassium it Bisolfato di potassio hu K lium biszulf t ... 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 ... Potassium binding resins Polystyrene sulfonate s Calcium polystyrene sulfonate e.g. Sorbisterit, Ca ... http www.kidney.org atoz content potassium.cfm Potassium and your CKD Diet kidney.org ... Drugs for treatment of hyperkalemia and hyperphosphatemia Category Potassium ... more details
chembox verifiedrevid 385577534 IUPACName Potassium hydrosulfide ImageFile Sodium hydrosulfide LT xtal 1991 CM 3D balls.png ImageSize 250 OtherNames Potassium bisulfide, Potassium sulfhydrate, potassium hydrogen sulfide Section1 Chembox Identifiers CASNo 1310 61 8 CASNo Ref cascite CASOther InChI InChIKey ChemSpiderID Ref chemspidercite correct chemspider ChemSpiderID PubChem 102109 RTECS EINECS 215 182 9 InChI 1S K.H2S h 1H2 q 1 p 1 SMILES SH . K Section2 Chembox Properties Formula HKS MolarMass 72.171 g mol Appearance white solid Density 1.68 1.70 g cm sup 3 sup Solubility good MeltingPt 455 C BoilingPt Section7 Chembox Hazards ExternalMSDS EUIndex Not listed EUClass RPhrases SPhrases MainHazards Flammable solid, stench, releases hydrogen sulfide NFPA H 3 NFPA F 2 NFPA R 0 NFPA O FlashPt Section8 Chembox Related OtherAnions Potassium hydroxide OtherCations Sodium hydrosulfide OtherCpds potassium sulfide Potassium hydrosulfide is the inorganic compound with the formula KHS. This colourless salt consists of the cation K sup sup and the bisulfide anion SH sup sup . It is the product of the half neutralization of hydrogen sulfide with potassium hydroxide . The compound is used in the synthesis of some organosulfur compound s. ref Dittmer, D. C. Potassium Hydrogen Sulfide in Encyclopedia of Reagents for Organic Synthesis Ed L. Paquette 2004, J. Wiley & Sons, New York. DOI 10.1002 047084289 . ref It is prepared by neutralizing aqueous KOH with H sub 2 sub S. ref Kurzer, F. Lawson, A. Thiobenzoylthioglycolic Acid Organic Syntheses, Collected Volume 5, p.1046 1973 . http www.orgsyn.org orgsyn pdfs CV5P1046.pdf ref Aqueous solutions of potassium sulfide consist of a mixture of potassium hydrosulfide and potassium hydroxide . The structure of the potassium hydrosulfide resembles that for potassium chloride . Their structure is however complicated by the non spherical symmetry ... reflist Potassium compounds Category Potassium compounds Category Sulfides fa ... more details
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