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Polyoxometalate

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Müller, A.; Sessoli, R.; Krickemeyer, E.; Bögge, H; Meyer, J.; Gatteschi, D.; Pardi, L.; Westphal, J.; Hovemeier, K.; Rohlfing, R.; Döring, J; Hellweg, F.; Beugholt, C.; Schmidtmann, M. (1997). "Polyoxovanadates: High-Nuclearity Spin Clusters with Interesting Host–Guest Systems and Different Electron
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German, Konstantin E.; Fedoseev, Alexander M.; Grigoriev, Mikhail S.; Kirakosyan, Gayane A.; Dumas, Thomas; Den Auwer, Christophe; Moisy, Philippe; Lawler, Keith V.; Forster, Paul M.; Poineau, Frederic (24 September 2021). "A 70-Year-Old Mystery in Technetium Chemistry Explained by the New Technetium
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solution. Corresponding ammonium polyoxotechnetate salt was recently isolated from trifluoromethanesulfonic acid and it has very similar structure. The only polyoxorhenate formed in acidic conditions in presence of pyrazolium cation. The first empirically isolated polyoxorhenate was the white
255:. The replacement of terminal M=O bonds, which in fact have triple bond character, is compensated by the increase in coordination number. The nonobservation of polyoxochromate cages is rationalized by the small radius of Cr(VI), which may not accommodate octahedral coordination geometry. 731: 1883:
Anderson, T. M.; Thoma, S. G.; Bonhomme, F.; Rodriguez, M. A.; Park, H.; Parise, J. B.; Alan, T. M.; Larentzos, J. P.; Nyman, M. (2007). "Lithium Polyniobates. A Lindqvist-Supported Lithium−Water Adamantane Cluster and Conversion of Hexaniobate to a Discrete Keggin Complex".
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Busche, C.; Vila-Nadal, L.; Yan, J.; Miras, H. N.; Long, D.-L.; Georgiev, V. P.; Asenov, A.; Pedersen, R. H.; Gadegaard, N.; Mirza, M. M.; Paul, D. J.; Poblet, J. M.; Cronin, L. (2014). "Design and fabrication of memory devices based on nanoscale polyoxometalate clusters".
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units, with 6-coordinate metal centres. Usually, these units share edges and/or vertices. The coordination number of the oxide ligands varies according to their location in the cage. Surface oxides tend to be terminal or doubly bridging
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in alkaline media. These polyoxometalates display an anomalous aqueous solubility trend of their alkali metal salts inasmuch as their Cs and Rb salts are more soluble than their Na and Li salts. The opposite trend is observed in
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consists of more than 700 atoms and is the size of a small protein. The anion is in the form of a tire (the cavity has a diameter of more than 20 Å) and an extremely large inner and outer surface. The incorporation of
2114:"Chiral Polyoxotungstates. 1. Stereoselective Interaction of Amino Acids with Enantiomers of [Ce III (α 1 -P 2 W 17 O 61 )(H 2 O) x ] 7- . The Structure of dl -[Ce 2 (H 2 O) 8 (P 2 W 17 O 61 ) 2 ] 14-" 1812:
Volkov, Mikhail A.; Novikov, Anton P.; Borisova, Nataliya E.; Grigoriev, Mikhail S.; German, Konstantin E. (10 August 2023). "Intramolecular Re···O Nonvalent Interactions as a Stabilizer of the Polyoxorhenate(VII)".
1253:, activity appears related to its redox properties. The Wells-Dawson structure can efficiently inhibit amyloid β (Aβ) aggregation in a therapeutic strategy for Alzheimer's disease. antibacterial and antiviral uses. 2694:
Hiskia, A.; Troupis, A.; Antonaraki, S.; Gkika, E.; Kormali, P.; Papaconstantinou, E. (2006). "Polyoxometallate photocatalysis for decontaminating the aquatic environment from organic and inorganic pollutants".
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Zegke, Markus; Grödler, Dennis; Roca Jungfer, Maximilian; Haseloer, Alexander; Kreuter, Meike; Neudörfl, Jörg M.; Sittel, Thomas; James, Christopher M.; Rothe, Jörg; Altmaier, Marcus; Klein, Axel (2022-01-17).
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The polymolybdates and polytungstates are derived, formally at least, from the dianionic precursors. The most common units for polymolybdates and polyoxotungstates are the octahedral {MO
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Errington, R. John; Wingad, Richard L.; Clegg, William; Elsegood, Mark R. J. (2000). "Direct Bromination of Keggin Fragments To Give : A Polyoxotungstate with a Hexabrominated Face".
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Blazevic, Amir; Rompel, Annette (January 2016). "The Anderson–Evans polyoxometalate: From inorganic building blocks via hybrid organic–inorganic structures to tomorrows "Bio-POM"".
867:), or in the case of Nb even from mixtures of niobic acid and alkali metal hydroxides in aqueous solution. The hexatantalate can also be prepared by condensation of peroxotantalate 503:
form distinct structures because the main group center is usually tetrahedral. The Lindqvist and Keggin structures are common motifs for iso- and heteropolyanions, respectively.
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Schreiber, Roy E.; Avram, Liat; Neumann, Ronny (2018). "Self-Assembly through Noncovalent Preorganization of Reactants: Explaining the Formation of a Polyfluoroxometalate".
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Gouzerh, P.; Che, M. (2006). "From Scheele and Berzelius to Müller: polyoxometalates (POMs) revisited and the "missing link" between the bottom up and top down approaches".
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Gaspar, A. R.; Gamelas, J. A. F.; Evtuguin, D. V.; Neto, C. P. (2007). "Alternatives for lignocellulosic pulp delignification using polyoxometalates and oxygen: a review".
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Rausch, B.; Symes, M. D.; Chisholm, G.; Cronin, L. (2014). "Decoupled catalytic hydrogen evolution from a molecular metal oxide redox mediator in water splitting".
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Song, Y.-F.; Long, D.-L.; Cronin, L. (2007). "Non covalently connected frameworks with nanoscale channels assembled from a tethered polyoxometalate–pyrene hybrid".
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Wölfel, R.; Taccardi, N.; Bösmann, A.; Wasserscheid, P. (2011). "Selective catalytic conversion of biobased carbohydrates to formic acid using molecular oxygen".
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Long, D. L.; Burkholder, E.; Cronin, L. (2007). "Polyoxometalate Clusters, Nanostructures and Materials: From Self-Assembly to Designer Materials and Devices".
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Oxoalkoxometalates are clusters that contain both oxide and alkoxide ligands. Typically they lack terminal oxo ligands. Examples include the dodecatitanate Ti
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Bino, Avi; Ardon, Michael; Lee, Dongwhan; Spingler, Bernhard; Lippard, Stephen J. (2002). "Synthesis and Structure of : The First Open-Shell Keggin Ion".
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The polyniobates, polytantalates, and vanadates are derived, formally at least, from highly charged precursors. For Nb and Ta, most common members are
859:(M = Nb, Ta), which adopt the Lindqvist structure. These octaanions form in strongly basic conditions from alkali melts of the extended metal oxides (M 711: 2376:
Gouzerh, P.; Jeannin, Y.; Proust, A.; Robert, F.; Roh, S.-G. (1993). "Functionalization of polyoxomolybdates: the example of nitrosyl derivatives".
231:, the nature of the dissolved species at high pH is less clear, but these oxides also form polyoxometalates. As the pH is lowered, orthometalates 632: 1539:
Kampf, Anthony R.; Rossman, George R.; Ma, Chi; Belmonte, Donato; Biagioni, Cristian; Castellaro, Fabrizio; Chiappino, Luigi (April 4, 2018).
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drugs. The Anderson-type polyoxomolybdates and heptamolybdates exhibit activity for suppressing the growth of some tumors. In the case of (NH
2067:"Lanthanide Complexes of the Monovacant Dawson Polyoxotungstate [α1-P2W17O61]10− as Selective and Recoverable Lewis Acid Catalysts" 605: 1201:-based wood pulp bleaching processes, a method of decontaminating water, and a method to catalytically produce formic acid from biomass ( 457:
of POMs. This innovation enabled systematic study without the complications of hydrolysis and acid/base reactions. The introduction of O
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Fullmer, L. B.; Molina, P. I.; Antonio, M. R.; Nyman, M. (2014). "Contrasting ion-association behaviour of Ta and Nb polyoxometalates".
542:. However, metal-metal bonds are not completely absent in polyoxometalates and they are often present among the highly reduced species. 1217:
Some POMs exhibit unusual magnetic properties, which has prompted visions of many applications. One example is storage devices called
1541:"Ramazzoite, [Mg8Cu12(PO4)(CO3)4(OH)24(H2O)20][(H0.33SO4)3(H2O)36], the first mineral with a polyoxometalate cation" 1363: 2354: 2904: 2187:
Day, V. W.; Eberspacher, T. A.; Klemperer, W. G.; Park, C. W. (1993). "Dodecatitanates: a new family of stable polyoxotitanates".
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Guo, Hong-Xu; Liu, Shi-Xiong (2004). "A novel 3D organic–inorganic hybrid based on sandwich-type cadmium heteropolymolybdate: Cd
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Lehmann, J.; Gaita-Ariño, A.; Coronado, E.; Loss, D. (2007). "Spin qubits with electrically gated polyoxometalate molecules".
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Kozhevnikov, Ivan V. (1998). "Catalysis by Heteropoly Acids and Multicomponent Polyoxometalates in Liquid-Phase Reactions".
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Matsumoto, M.; Ozawa, Y.; Yagasaki, A.; Zhe, Y. (2013). "Decatantalate—The Last Member of the Group 5 Decametalate Family".
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Boglio, Cécile; Lemière, Gilles; Hasenknopf, Bernold; Thorimbert, Serge; Lacôte, Emmanuel; Malacria, Max (2006-05-12).
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Pope, M. T.; Müller, A. (1991). "Polyoxometalate Chemistry: An Old Field with New Dimensions in Several Disciplines".
488:. Interior oxides are typically triply bridging or even octahedral. POMs are sometimes viewed as soluble fragments of 2249:
Sadeghi, Omid; Zakharov, Lev N.; Nyman, May (2015). "Aqueous formation and manipulation of the iron-oxo Keggin ion".
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The terminal oxide centers of polyoxometalate framework can in certain cases be replaced with other ligands, such as
3084:"Transition-metal-substituted polyoxometalate derivatives as functional anti-amyloid agents for Alzheimer's disease" 1488:
Day, V. W.; Klemperer, W. G. (1985). "Metal Oxide Chemistry in Solution: The Early Transition Metal Polyoxoanions".
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Dexter, D. D.; Silverton, J. V. (1968). "A New Structural Type for Heteropoly Anions. The Crystal Structure of (NH
427: 507: 454: 663: 2302:"Breaking the Gordian Knot in the Structural Chemistry of Polyoxometalates: Copper(II)–Oxo/Hydroxo Clusters" 1757:"Ammonium Pertechnetate in Mixtures of Trifluoromethanesulfonic Acid and Trifluoromethanesulfonic Anhydride" 750: 467:, the first example of a mineral with a polyoxometalate cation, was described in 2016 in Mt. Ramazzo Mine, 3376: 2597:
Misono, Makoto (1993). "Catalytic chemistry of solid polyoxometalates and their industrial applications".
1983:"Lanthanides Singing the Blues: Their Fascinating Role in the Assembly of Gigantic Molybdenum Blue Wheels" 1540: 1197:
Efforts continue to extend this theme. POM-based aerobic oxidations have been promoted as alternatives to
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Chisholm, M. H.; of Newnham, Lord Lewis of (2008). "Frank Albert Cotton. 9 April 1930—20 February 2007".
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or trifluoromethanesulfonic acid solutions. The first empirically isolated polyoxotechnetate was the red
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metal-oxo bonds of different multiplicity and strength. In a typical POM such as the Keggin structure
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Gao, Nan; Sun, Hanjun; Dong, Kai; Ren, Jinsong; Duan, Taicheng; Xu, Can; Qu, Xiaogang (2014-03-04).
3010:"Polyoxometalates: introduction to a class of inorganic compounds and their biomedical applications" 3333:
Cronin, L.; Müller, A. (2012). Cronin, L.; Müller, A. (eds.). "Special Issue on Polyoxometalates".
1343: 1222: 271: 3386: 3371: 2955: 2887: 2853: 2798: 2720: 2614: 2393: 2282: 1736: 1684: 1635: 1568: 1521: 957: 951: 917:(M = Nb, Ta) are isostructural with decavanadate. They are formed exclusively by edge-sharing {MO 500: 121: 464: 3350: 3321: 3265: 3227: 3209: 3170: 3152: 3113: 3062: 3031: 2990: 2947: 2879: 2790: 2649: 2463: 2428: 2358: 2323: 2274: 2231: 2167: 2141: 2133: 2094: 2086: 2020: 2002: 1963: 1865: 1830: 1794: 1776: 1728: 1676: 1598: 1513: 1410: 1402: 1359: 1305: 1272: 758: 116:. Two broad families are recognized, isopolymetalates, composed of only one kind of metal and 2066: 3342: 3311: 3286: 3257: 3217: 3201: 3160: 3144: 3103: 3054: 3021: 2982: 2973:
Rhule, Jeffrey T.; Hill, Craig L.; Judd, Deborah A. (1998). "Polyoxometalates in Medicine".
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Graeber, E. J.; Morosin, B. (1977). "The molecular configuration of the decaniobate ion (Nb
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anion, was reported in 1826. The isostructural phosphotungstate anion was characterized by
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Populations. Synthesis, Spin Organization, Magnetochemistry, and Spectroscopic Studies".
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and are also able to form inorganic–organic adducts, which can be exploited in
124:, composed of one or more metals, oxide, and eventually a main group oxyanion ( 3058: 2716: 2532: 1932: 1450:
Keggin, J. F. (1934). "The Structure and Formula of 12-Phosphotungstic Acid".
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POMs are employed as commercial catalysts for oxidation of organic compounds.
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Polyoxometalates: From Platonic Solids to Anti-Retroviral Activity - Springer
2137: 2113: 2090: 2006: 1780: 1406: 522:, each addenda center connects to single terminal oxo ligand, four bridging μ 2786: 2270: 1595:
Bonding and Charge Distribution in Polyoxometalates: A Bond Valence Approach
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Two views of a cluster, omitting water and counter ions. Also shown is the
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atoms to form closed 3-dimensional frameworks. The metal atoms are usually
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10.1002/1521-3773(20001103)39:21<3884::AID-ANIE3884>3.0.CO;2-M
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Sadakane, Masahiro; Dickman, Michael H.; Pope, Michael T. (2001-06-01).
499:-polyoxometalates (isopolyanions) feature octahedral metal centers. The 3346: 3205: 3108: 3083: 2751: 2610: 2389: 1861: 1671: 1654: 1397: 1380: 1149:
Polyfluoroxometalate are yet another class of O-replaced oxometalates.
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Polyoxotechnetates form only in strongly acidic conditions, such as in
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Bijelic, Aleksandar; Aureliano, Manuel; Rompel, Annette (2019-03-04).
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Heteroatoms aside from the transition metal are a defining feature of
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group), the iron oxoalkoxometalates and iron and copper Keggin ions.
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Numerous hybrid organic–inorganic materials that contain POM cores,
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in polyoxometalates are normally absent and owing to this property,
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An abbreviated condensation sequence illustrated with vanadates is:
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Polyoxometalates: From Platonic Solids to Anti-Retroviral Activity
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Bijelic, Aleksandar; Aureliano, Manuel; Rompel, Annette (2018).
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comprises edge-sharing and corner-sharing tungstate octahedra).
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allowed the structural characterization of POMs in solution.
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Dr. James F. Keggin, the discoverer of the Keggin Structure.
132:, etc.). Many exceptions to these general statements exist. 170: 1381:"Polyoxometalates in solution: speciation under spotlight" 380:
When such acidifications are conducted in the presence of
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Barrett, Anthony G. M.; Christopher Braddock, D. (1997).
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Illustrative of the diverse structures of POM is the ion
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Recurring structural motifs allow POMs to be classified.
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Paratungstate B, also called dihydrogen paratungstate,
109:. Polyoxometalates are often colorless, orange or red 266:species entails loss of water and the formation of 2157: 2155: 1346:(1990). "Tetrabutylammonium Isopolyoxometalates". 1205:). Polyoxometalates have been shown to catalyse 538:opposed to consider polyoxometalates as form of 251:. These species condense via the process called 1304:(2nd ed.). Oxford: Butterworth-Heinemann. 1981:Al-Sayed, Emir; Rompel, Annette (2022-03-02). 714:units. These building blocks are found in the 388:, heteropolymetalate result. For example, the 1379:Gumerova, Nadiia I.; Rompel, Annette (2020). 1026:anions and spherical keplerates. The cluster 8: 921:} octahedra (the structure of decatungstate 1022:Polyoxomolybdates include the wheel-shaped 2162:Pope, Michael Thor; Müller, Achim (1994). 834:Polyoxotantalates, niobates, and vanadates 530:-O deriving from the central heterogroup. 479:The typical framework building blocks are 235:to give oxide–hydroxide compounds such as 3315: 3221: 3164: 3107: 3025: 2857: 2317: 2014: 1788: 1670: 1426: 1424: 1396: 1295: 1293: 1291: 1289: 1287: 407:tungsten oxyanions surrounding a central 1049: 1045: 1041: 1037: 1033: 1029: 825: 821: 813: 801: 797: 793: 789: 785: 773: 769: 761: 741: 737: 684: 680: 676: 645: 641: 614: 587: 557: 517: 513: 453:The 1970s witnessed the introduction of 437: 433: 398: 394: 372: 359: 355: 342: 333: 320: 297: 293: 289: 261: 246: 238: 227: 223: 216: 212: 165: 158: 151: 147: 3137:Angewandte Chemie International Edition 2071:Angewandte Chemie International Edition 1761:Angewandte Chemie International Edition 1300:Greenwood, N. N.; Earnshaw, A. (1997). 1283: 611:Line drawing of disodium decavanadate, 544: 38:anion, an example of a polyoxometalate 3049:Pope, Michael; Müller, Achim (1994). 1483: 1481: 1338: 1336: 1134:. Sulfur-substituted POMs are called 7: 3300:"Special Volume on Polyoxometalates" 2300:Kondinski, A.; Monakhov, K. (2017). 1327:Heteropoly and Isopoly Oxometalates 896:The decametalates with the formula 506:Polyoxometalates typically exhibit 446:1934. This structure is called the 2905:"Flash memory breaches nanoscales" 2494:Inorganic Chemistry Communications 1078:-containing polyoxometalates show 1074:and perform catalytic properties. 403:consists of a framework of twelve 105:) transition metals in their high 25: 1185:Use and aspirational applications 62:, that consists of three or more 1999:10.1021/acsnanoscienceau.1c00036 1350:. Vol. 27. pp. 74–85. 1223:non-volatile (permanent) storage 662: 631: 604: 574: 547: 270:linkages. The stoichiometry for 734:The structure of the polyanion 726:Polyoxotechnetates and rhenates 27:Ion with many transition metals 2521:Coordination Chemistry Reviews 2413:Chemistry - A European Journal 1713:Chemistry – A European Journal 1653:Kondinski, Aleksandar (2021). 1545:European Journal of Mineralogy 1: 2306:Chemistry: A European Journal 1827:10.1021/acs.inorgchem.3c01863 702:Polymolybdates and tungstates 526:-O ligands and one bridging μ 3008:Hasenknopf, Bernold (2005). 2506:10.1016/j.inoche.2004.09.010 1510:10.1126/science.228.4699.533 1329:. New York: Springer Verlag. 1066:is particularly intriguing. 1886:Crystal Growth & Design 3403: 3279:Angew. Chem. Int. Ed. Engl 1620:Biogr. Mem. Fellows R. Soc 1565:10.1127/ejm/2018/0030-2748 1356:10.1002/9780470132586.ch15 1225:components, also known as 1114:Sulfido, imido, and other 1106:(where OPri stands for an 949: 69:linked together by shared 3059:10.1007/978-94-011-0920-8 2717:10.1080/03067310500247520 2533:10.1016/j.ccr.2015.07.001 1933:10.1107/S0567740877007900 1302:Chemistry of the Elements 554:Lindqvist hexamolybdate, 455:quaternary ammonium salts 428:Ammonium phosphomolybdate 77:(Mo, W) or less commonly 1921:Acta Crystallographica B 1385:Chemical Society Reviews 173:to give orthometalates, 3194:Chemical Communications 3014:Frontiers in Bioscience 2787:10.1126/science.1257443 2697:Int. J. Env. Anal. Chem 2271:10.1126/science.aaa4620 2044:Chemical Communications 1593:Mingos, D.M.P. (1999). 720:mixed valence compounds 3291:10.1002/anie.199100341 3149:10.1002/anie.201803868 2876:10.1038/nnano.2007.110 2460:10.1002/anie.200604734 2425:10.1002/chem.201704287 2319:10.1002/chem.201605876 2083:10.1002/anie.200600364 1773:10.1002/anie.202113777 1725:10.1002/chem.202102035 1632:10.1098/rsbm.2008.0003 1472:10.1098/rspa.1934.0035 1118:-replaced oxometalates 1019: 754: 747: 712:pentagonal bipyramidal 450:after its discoverer. 424: 390:phosphotungstate anion 39: 3088:Nature Communications 1213:Molecular electronics 1013: 753: 733: 475:Structure and bonding 444:X-ray crystallography 422: 33: 3298:Hill, C. L. (1998). 2448:Angew. Chem. Int. Ed 1433:L'Actualité Chimique 1325:Pope, M. T. (1983). 1136:polyoxothiometalates 1016:X-ray powder pattern 810:by concentrating an 288:+ 10 HCl → [Mo 258:Condensation of the 3100:2014NatCo...5.3422G 2944:10.1038/nature13951 2936:2014Natur.515..545B 2868:2007NatNa...2..312L 2779:2014Sci...345.1326R 2773:(6202): 1326–1330. 2709:2006IJEAC..86..233H 2584:10.1021/ja01015a067 2263:2015Sci...347.1359S 2257:(6228): 1359–1362. 2201:10.1021/ja00071a075 2118:Inorganic Chemistry 1856:(41): 15295–15299. 1821:(33): 13485–13494. 1815:Inorganic Chemistry 1719:(54): 13624–13631. 1665:(32): 13574–13592. 1557:2018EJMin..30..827K 1502:1985Sci...228..533D 1464:1934RSPSA.144...75K 1348:Inorganic Syntheses 1190:Oxidation catalysts 958:heteropolymetalates 501:heteropolymetalates 122:heteropolymetalates 3347:10.1039/C2CS90087D 3206:10.1039/C7CC07549A 3109:10.1038/ncomms4422 2752:10.1039/C1GC15434F 2611:10.1007/BF00999633 2390:10.1007/BF00999625 1987:ACS Nanoscience Au 1862:10.1039/C4DT02394C 1672:10.1039/D1NR02357H 1398:10.1039/D0CS00392A 1090:Oxoalkoxometalates 1020: 952:heteropolymetalate 755: 748: 425: 40: 3382:Cluster chemistry 3341:(22): 7325–7648. 3317:10.1021/cr960395y 3200:(10): 1153–1169. 3143:(10): 2980–2999. 3068:978-94-010-4397-7 2987:10.1021/cr960396q 2930:(7528): 545–549. 2831:10.1021/ic9703641 2825:(23): 5239–5240. 2646:10.1021/cr960400y 2578:(13): 3589–3590. 2454:(21): 3900–3904. 2349:(21): 3884–3886. 2312:(33): 7841–7852. 2228:10.1021/ja025590a 2222:(17): 4578–4579. 2195:(18): 8469–8470. 2173:978-0-7923-2421-8 2130:10.1021/ic0014383 2124:(12): 2715–2719. 2077:(20): 3324–3327. 1960:10.1021/ic400864e 1954:(14): 7825–7827. 1898:10.1021/cg0606904 1767:(3): e202113777. 1604:978-3-662-15621-6 1496:(4699): 533–541. 1391:(21): 7568–7601. 1311:978-0-7506-3365-9 1273:Metal aromaticity 540:cluster materials 532:Metal–metal bonds 169:dissolve at high 16:(Redirected from 3394: 3358: 3329: 3319: 3294: 3273: 3262:10.1039/b502666k 3236: 3235: 3225: 3185: 3179: 3178: 3168: 3128: 3122: 3121: 3111: 3079: 3073: 3072: 3046: 3040: 3039: 3029: 3005: 2999: 2998: 2970: 2964: 2963: 2918: 2912: 2902: 2896: 2895: 2861: 2859:cond-mat/0703501 2841: 2835: 2834: 2813: 2807: 2806: 2762: 2756: 2755: 2735: 2729: 2728: 2691: 2685: 2684: 2681:10.1039/b607824a 2664: 2658: 2657: 2629: 2623: 2622: 2605:(1–3): 193–203. 2594: 2588: 2587: 2572:J. Am. Chem. Soc 2543: 2537: 2536: 2516: 2510: 2509: 2478: 2472: 2471: 2443: 2437: 2436: 2408: 2402: 2401: 2373: 2367: 2366: 2338: 2332: 2331: 2321: 2297: 2291: 2290: 2246: 2240: 2239: 2216:J. Am. Chem. Soc 2211: 2205: 2204: 2189:J. Am. Chem. Soc 2184: 2178: 2177: 2159: 2150: 2149: 2109: 2103: 2102: 2062: 2056: 2055: 2052:10.1039/a606484a 2035: 2029: 2028: 2018: 1978: 1972: 1971: 1943: 1937: 1936: 1927:(7): 2137–2143. 1908: 1902: 1901: 1880: 1874: 1873: 1845: 1839: 1838: 1809: 1803: 1802: 1792: 1751: 1745: 1744: 1703:Polyoxometalate 1699: 1693: 1692: 1674: 1650: 1644: 1643: 1615: 1609: 1608: 1590: 1584: 1583: 1581: 1579: 1536: 1530: 1529: 1485: 1476: 1475: 1447: 1441: 1440: 1428: 1419: 1418: 1400: 1376: 1370: 1369: 1344:Klemperer, W. G. 1340: 1331: 1330: 1322: 1316: 1315: 1297: 1180: 1179: 1178: 1170: 1169: 1080:chemoselectivity 1070:can behave like 1064:molybdenum blues 1053: 1006:Giant structures 1000: 999: 998: 986: 985: 984: 972: 971: 970: 941: 940: 939: 931: 930: 916: 915: 914: 906: 905: 887: 886: 885: 877: 876: 858: 857: 856: 848: 847: 829: 816: 809: 777: 764: 745: 716:molybdenum blues 696: 695: 694: 691: 673:-polymolybdate, 666: 657: 656: 655: 652: 635: 626: 625: 624: 621: 608: 599: 598: 597: 594: 578: 569: 568: 567: 564: 551: 536:F. Albert Cotton 521: 459:NMR spectroscopy 448:Keggin structure 441: 402: 376: 370: 369: 366: 353: 352: 349: 337: 331: 330: 327: 318: 317: 314: 301: 287: 286: 283: 269: 265: 250: 242: 230: 219: 208: 207: 206: 203: 196: 195: 194: 191: 184: 183: 182: 179: 168: 161: 154: 107:oxidation states 64:transition metal 36:phosphotungstate 21: 18:Polyoxometallate 3402: 3401: 3397: 3396: 3395: 3393: 3392: 3391: 3362: 3361: 3332: 3297: 3276: 3247: 3244: 3242:Further reading 3239: 3187: 3186: 3182: 3130: 3129: 3125: 3081: 3080: 3076: 3069: 3048: 3047: 3043: 3020:(1–3): 275–87. 3007: 3006: 3002: 2972: 2971: 2967: 2920: 2919: 2915: 2903: 2899: 2843: 2842: 2838: 2815: 2814: 2810: 2764: 2763: 2759: 2737: 2736: 2732: 2693: 2692: 2688: 2666: 2665: 2661: 2631: 2630: 2626: 2596: 2595: 2591: 2569: 2565: 2561: 2557: 2553: 2549: 2545: 2544: 2540: 2518: 2517: 2513: 2491: 2487: 2484: 2480: 2479: 2475: 2445: 2444: 2440: 2410: 2409: 2405: 2375: 2374: 2370: 2340: 2339: 2335: 2299: 2298: 2294: 2248: 2247: 2243: 2213: 2212: 2208: 2186: 2185: 2181: 2174: 2161: 2160: 2153: 2111: 2110: 2106: 2064: 2063: 2059: 2037: 2036: 2032: 1980: 1979: 1975: 1945: 1944: 1940: 1918: 1914: 1910: 1909: 1905: 1882: 1881: 1877: 1847: 1846: 1842: 1811: 1810: 1806: 1753: 1752: 1748: 1710: 1706: 1701: 1700: 1696: 1652: 1651: 1647: 1617: 1616: 1612: 1605: 1592: 1591: 1587: 1577: 1575: 1538: 1537: 1533: 1487: 1486: 1479: 1458:(851): 75–100. 1452:Proc. R. Soc. A 1449: 1448: 1444: 1430: 1429: 1422: 1378: 1377: 1373: 1366: 1342: 1341: 1334: 1324: 1323: 1319: 1312: 1299: 1298: 1285: 1281: 1259: 1252: 1248: 1235: 1215: 1207:water splitting 1192: 1187: 1177: 1174: 1173: 1172: 1168: 1165: 1164: 1163: 1161: 1155: 1120: 1105: 1101: 1097: 1092: 1051: 1047: 1043: 1039: 1035: 1031: 1027: 1024:molybdenum blue 1008: 997: 994: 993: 992: 990: 983: 980: 979: 978: 976: 969: 966: 965: 964: 962: 954: 948: 938: 935: 934: 933: 929: 926: 925: 924: 922: 920: 913: 910: 909: 908: 904: 901: 900: 899: 897: 884: 881: 880: 879: 875: 872: 871: 870: 868: 866: 862: 855: 852: 851: 850: 846: 843: 842: 841: 839: 836: 827: 823: 819: 815: 811: 807: 803: 799: 795: 791: 787: 783: 775: 771: 767: 763: 759: 743: 739: 735: 728: 709: 704: 697: 692: 689: 688: 686: 682: 678: 674: 672: 667: 658: 653: 650: 649: 647: 643: 639: 636: 627: 622: 619: 618: 616: 612: 609: 600: 595: 592: 591: 589: 585: 579: 570: 565: 562: 561: 559: 555: 552: 529: 525: 519: 515: 511: 477: 439: 435: 431: 417: 400: 396: 392: 374: 367: 364: 363: 361: 357: 350: 347: 346: 344: 340: 335: 328: 325: 324: 322: 315: 312: 311: 309: 299: 296:] + 10 Cl + 5 H 295: 291: 284: 281: 280: 278: 267: 263: 259: 248: 244: 240: 236: 229: 225: 221: 218: 214: 210: 204: 201: 200: 198: 192: 189: 188: 186: 180: 177: 176: 174: 167: 163: 160: 156: 153: 149: 145: 144:metals such as 138: 48:polyoxometalate 28: 23: 22: 15: 12: 11: 5: 3400: 3398: 3390: 3389: 3384: 3379: 3374: 3364: 3363: 3360: 3359: 3335:Chem. Soc. Rev 3330: 3295: 3274: 3256:(1): 105–121. 3250:Chem. Soc. Rev 3243: 3240: 3238: 3237: 3180: 3123: 3074: 3067: 3041: 3000: 2981:(1): 327–358. 2965: 2913: 2897: 2852:(5): 312–317. 2846:Nanotechnology 2836: 2808: 2757: 2730: 2686: 2675:(7): 717–730. 2659: 2640:(1): 171–198. 2624: 2589: 2567: 2563: 2559: 2555: 2551: 2547: 2538: 2511: 2489: 2485: 2482: 2473: 2438: 2419:(2): 369–379. 2403: 2384:(1–3): 79–91. 2368: 2333: 2292: 2241: 2206: 2179: 2172: 2151: 2104: 2057: 2046:(4): 351–352. 2030: 1993:(3): 179–197. 1973: 1938: 1916: 1912: 1903: 1892:(4): 719–723. 1875: 1840: 1804: 1746: 1708: 1704: 1694: 1645: 1610: 1603: 1585: 1551:(4): 182–186. 1531: 1477: 1442: 1420: 1371: 1364: 1332: 1317: 1310: 1282: 1280: 1277: 1276: 1275: 1270: 1265: 1258: 1255: 1250: 1246: 1234: 1231: 1214: 1211: 1191: 1188: 1186: 1183: 1175: 1166: 1154: 1151: 1119: 1112: 1103: 1099: 1095: 1091: 1088: 1007: 1004: 995: 981: 967: 950:Main article: 947: 944: 936: 927: 918: 911: 902: 882: 873: 864: 860: 853: 844: 835: 832: 805: 727: 724: 707: 703: 700: 699: 698: 670: 668: 661: 659: 637: 630: 628: 610: 603: 601: 580: 573: 571: 553: 546: 527: 523: 476: 473: 469:Liguria, Italy 416: 413: 378: 377: 354:+ 12 H → 2 V 338: 303: 302: 140:The oxides of 137: 134: 56:polyatomic ion 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 3399: 3388: 3385: 3383: 3380: 3378: 3377:Oxometallates 3375: 3373: 3370: 3369: 3367: 3356: 3352: 3348: 3344: 3340: 3336: 3331: 3327: 3323: 3318: 3313: 3309: 3305: 3301: 3296: 3292: 3288: 3284: 3280: 3275: 3271: 3267: 3263: 3259: 3255: 3251: 3246: 3245: 3241: 3233: 3229: 3224: 3219: 3215: 3211: 3207: 3203: 3199: 3195: 3191: 3184: 3181: 3176: 3172: 3167: 3162: 3158: 3154: 3150: 3146: 3142: 3138: 3134: 3127: 3124: 3119: 3115: 3110: 3105: 3101: 3097: 3093: 3089: 3085: 3078: 3075: 3070: 3064: 3060: 3056: 3052: 3045: 3042: 3037: 3033: 3028: 3023: 3019: 3015: 3011: 3004: 3001: 2996: 2992: 2988: 2984: 2980: 2976: 2969: 2966: 2961: 2957: 2953: 2949: 2945: 2941: 2937: 2933: 2929: 2925: 2917: 2914: 2910: 2906: 2901: 2898: 2893: 2889: 2885: 2881: 2877: 2873: 2869: 2865: 2860: 2855: 2851: 2847: 2840: 2837: 2832: 2828: 2824: 2820: 2812: 2809: 2804: 2800: 2796: 2792: 2788: 2784: 2780: 2776: 2772: 2768: 2761: 2758: 2753: 2749: 2745: 2741: 2734: 2731: 2726: 2722: 2718: 2714: 2710: 2706: 2702: 2698: 2690: 2687: 2682: 2678: 2674: 2670: 2663: 2660: 2655: 2651: 2647: 2643: 2639: 2635: 2628: 2625: 2620: 2616: 2612: 2608: 2604: 2600: 2593: 2590: 2585: 2581: 2577: 2573: 2542: 2539: 2534: 2530: 2526: 2522: 2515: 2512: 2507: 2503: 2499: 2495: 2477: 2474: 2469: 2465: 2461: 2457: 2453: 2449: 2442: 2439: 2434: 2430: 2426: 2422: 2418: 2414: 2407: 2404: 2399: 2395: 2391: 2387: 2383: 2379: 2372: 2369: 2364: 2360: 2356: 2352: 2348: 2344: 2337: 2334: 2329: 2325: 2320: 2315: 2311: 2307: 2303: 2296: 2293: 2288: 2284: 2280: 2276: 2272: 2268: 2264: 2260: 2256: 2252: 2245: 2242: 2237: 2233: 2229: 2225: 2221: 2217: 2210: 2207: 2202: 2198: 2194: 2190: 2183: 2180: 2175: 2169: 2165: 2158: 2156: 2152: 2147: 2143: 2139: 2135: 2131: 2127: 2123: 2119: 2115: 2108: 2105: 2100: 2096: 2092: 2088: 2084: 2080: 2076: 2072: 2068: 2061: 2058: 2053: 2049: 2045: 2041: 2034: 2031: 2026: 2022: 2017: 2012: 2008: 2004: 2000: 1996: 1992: 1988: 1984: 1977: 1974: 1969: 1965: 1961: 1957: 1953: 1949: 1942: 1939: 1934: 1930: 1926: 1922: 1907: 1904: 1899: 1895: 1891: 1887: 1879: 1876: 1871: 1867: 1863: 1859: 1855: 1851: 1844: 1841: 1836: 1832: 1828: 1824: 1820: 1816: 1808: 1805: 1800: 1796: 1791: 1786: 1782: 1778: 1774: 1770: 1766: 1762: 1758: 1750: 1747: 1742: 1738: 1734: 1730: 1726: 1722: 1718: 1714: 1698: 1695: 1690: 1686: 1682: 1678: 1673: 1668: 1664: 1660: 1656: 1649: 1646: 1641: 1637: 1633: 1629: 1625: 1621: 1614: 1611: 1606: 1600: 1596: 1589: 1586: 1574: 1570: 1566: 1562: 1558: 1554: 1550: 1546: 1542: 1535: 1532: 1527: 1523: 1519: 1515: 1511: 1507: 1503: 1499: 1495: 1491: 1484: 1482: 1478: 1473: 1469: 1465: 1461: 1457: 1453: 1446: 1443: 1438: 1434: 1427: 1425: 1421: 1416: 1412: 1408: 1404: 1399: 1394: 1390: 1386: 1382: 1375: 1372: 1367: 1365:9780470132586 1361: 1357: 1353: 1349: 1345: 1339: 1337: 1333: 1328: 1321: 1318: 1313: 1307: 1303: 1296: 1294: 1292: 1290: 1288: 1284: 1278: 1274: 1271: 1269: 1266: 1264: 1261: 1260: 1256: 1254: 1244: 1240: 1232: 1230: 1228: 1224: 1220: 1212: 1210: 1208: 1204: 1200: 1195: 1189: 1184: 1182: 1158: 1152: 1150: 1147: 1145: 1141: 1137: 1133: 1129: 1125: 1117: 1113: 1111: 1109: 1089: 1087: 1086:recognition. 1085: 1081: 1077: 1073: 1069: 1065: 1061: 1058: 1025: 1018:for the salt. 1017: 1012: 1005: 1003: 1001: 987: 973: 959: 953: 945: 943: 894: 892: 833: 831: 781: 765: 752: 732: 725: 723: 721: 717: 713: 701: 665: 660: 634: 629: 607: 602: 583: 577: 572: 550: 545: 543: 541: 537: 533: 509: 504: 502: 498: 493: 491: 487: 482: 474: 472: 470: 466: 462: 460: 456: 451: 449: 445: 429: 421: 414: 412: 410: 406: 391: 387: 383: 339: 308: 307: 306: 277: 276: 275: 273: 272:hexamolybdate 256: 254: 234: 172: 143: 135: 133: 131: 127: 123: 119: 115: 112: 108: 104: 100: 96: 92: 88: 84: 80: 76: 72: 68: 65: 61: 58:, usually an 57: 53: 50:(abbreviated 49: 45: 37: 32: 19: 3338: 3334: 3307: 3303: 3282: 3278: 3253: 3249: 3197: 3193: 3183: 3140: 3136: 3126: 3091: 3087: 3077: 3050: 3044: 3027:10.2741/1527 3017: 3013: 3003: 2978: 2974: 2968: 2927: 2923: 2916: 2908: 2900: 2849: 2845: 2839: 2822: 2818: 2811: 2770: 2766: 2760: 2746:(10): 2759. 2743: 2739: 2733: 2703:(3–4): 233. 2700: 2696: 2689: 2672: 2668: 2662: 2637: 2633: 2627: 2602: 2598: 2592: 2575: 2571: 2541: 2524: 2520: 2514: 2500:(11): 1217. 2497: 2493: 2476: 2451: 2447: 2441: 2416: 2412: 2406: 2381: 2377: 2371: 2346: 2342: 2336: 2309: 2305: 2295: 2254: 2250: 2244: 2219: 2215: 2209: 2192: 2188: 2182: 2166:. Springer. 2163: 2121: 2117: 2107: 2074: 2070: 2060: 2043: 2033: 1990: 1986: 1976: 1951: 1947: 1941: 1924: 1920: 1906: 1889: 1885: 1878: 1853: 1850:Dalton Trans 1849: 1843: 1818: 1814: 1807: 1764: 1760: 1749: 1716: 1712: 1697: 1662: 1658: 1648: 1623: 1619: 1613: 1597:. Springer. 1594: 1588: 1576:. Retrieved 1548: 1544: 1534: 1493: 1489: 1455: 1451: 1445: 1436: 1432: 1388: 1384: 1374: 1347: 1326: 1320: 1301: 1236: 1227:flash memory 1216: 1203:OxFA process 1196: 1193: 1159: 1156: 1148: 1135: 1121: 1115: 1093: 1021: 955: 895: 837: 756: 718:, which are 705: 582:Decavanadate 505: 496: 494: 490:metal oxides 478: 463: 452: 426: 379: 304: 257: 139: 51: 47: 41: 2819:Inorg. Chem 2343:Angew. Chem 1948:Inorg. Chem 1072:Lewis acids 1068:Lanthanides 946:Heteroatoms 486:oxo ligands 319:+ 8 H → V 111:diamagnetic 3366:Categories 3310:(1): 1–2. 2740:Green Chem 2669:Green Chem 1626:: 95–115. 1279:References 1268:Perovskite 1237:Potential 1076:Lanthanide 1057:lanthanide 508:coordinate 481:polyhedral 465:Ramazzoite 405:octahedral 274:is shown: 3387:Catalysts 3372:Oxyanions 3304:Chem. Rev 3285:: 34–48. 3214:1359-7345 3157:1433-7851 2975:Chem. Rev 2909:The Hindu 2634:Chem. Rev 2619:195235697 2527:: 42–64. 2398:195235379 2287:206634621 2138:0020-1669 2091:1433-7851 2007:2694-2496 1781:1433-7851 1741:235787236 1689:237398818 1659:Nanoscale 1573:134883484 1407:0306-0012 1263:Superatom 1243:antiviral 1239:antitumor 1229:devices. 804:]·4H 780:hydronium 409:phosphate 382:phosphate 233:protonate 136:Formation 126:phosphate 67:oxyanions 44:chemistry 3355:23052289 3326:11851497 3270:17173149 3232:29355262 3175:29893459 3118:24595206 3094:: 3422. 3036:15574368 2995:11851509 2952:25409147 2884:18654290 2803:20572410 2795:25214625 2725:93535976 2654:11851502 2599:Mol. Eng 2468:17429852 2433:29064591 2378:Mol. Eng 2363:29711675 2328:28083988 2279:25721507 2236:11971702 2146:11375685 2099:16619320 2025:35726275 1968:23795610 1870:25189708 1835:37599582 1799:34752692 1733:34245056 1681:34477632 1640:71372188 1526:32953306 1518:17736064 1415:32990698 1257:See also 1199:chlorine 1146:groups. 1140:nitrosyl 432:[PMo 386:silicate 130:silicate 3223:5804480 3166:6391951 3096:Bibcode 2960:4455788 2932:Bibcode 2892:1011997 2864:Bibcode 2775:Bibcode 2767:Science 2705:Bibcode 2259:Bibcode 2251:Science 2016:9204829 1790:9299680 1553:Bibcode 1498:Bibcode 1490:Science 1460:Bibcode 1028:[Mo 891:group 6 820:[Re 796:[Tc 768:[Tc 736:[Tc 512:[PW 415:History 411:group. 393:[PW 253:olation 95:group 7 79:group 5 75:group 6 54:) is a 3353:  3324:  3268:  3230:  3220:  3212:  3173:  3163:  3155:  3116:  3065:  3034:  2993:  2958:  2950:  2924:Nature 2890:  2882:  2801:  2793:  2723:  2652:  2617:  2466:  2431:  2396:  2361:  2326:  2285:  2277:  2234:  2170:  2144:  2136:  2097:  2089:  2023:  2013:  2005:  1966:  1868:  1833:  1797:  1787:  1779:  1739:  1731:  1687:  1679:  1638:  1601:  1578:21 May 1571:  1524:  1516:  1413:  1405:  1362:  1308:  1219:qubits 1144:alkoxy 1130:, and 1108:alkoxy 1102:(OPri) 1084:chiral 988:, and 893:POMs. 784:[H 209:. 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Index

Polyoxometallate

phosphotungstate
chemistry
polyatomic ion
anion
transition metal
oxyanions
oxygen
group 6
group 5
V
Nb
Ta
group 7
Tc
Re
oxidation states
diamagnetic
anions
oxide
heteropolymetalates
phosphate
silicate
d
pH
protonate
olation
hexamolybdate
phosphate

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