Protactinium(V) iodide is an inorganic compound, with the chemical formula of PaI5. It can be prepared by the reaction of metals protactinium and iodine...
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with AlO3 at 600 °C. Protactinium(III) iodide can be obtained by heating protactinium(V) iodide in vacuum. As with oxides, protactinium forms mixed halides...
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for protactinium(V) iodide. The protactinium coordination in all its tetrahalides is 8, but the arrangement is square antiprismatic in protactinium(IV)...
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Protactinium(V) fluoride is a fluoride of protactinium with the chemical formula PaF5. Protactinium(V) fluoride can be obtained by reacting protactinium(V)...
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Protactinium(V) bromide is an inorganic compound. It is a halide of protactinium, consisting of protactinium and bromine. It is radioactive and has a chemical...
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3PaI5 + Al → 3PaI4 + AlI3 Also, a reaction of hydrogen reduction of protactinium(V) iodide at 400 °C: 2PaI5 + H2 → 2PaI4 + 2HI The compound forms black or...
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Aristid von Grosse (redirect from Aristid V. Grosse)
1927 to isolate protactinium(V) oxide and was later able to produce metallic protactinium by decomposition of protactinium(V) iodide. From 1948 to 1969...
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Protactinium(V) chloride is the chemical compound composed of protactinium and chlorine with the formula PaCl5. It forms yellow monoclinic crystals and...
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List of CAS numbers by chemical compound (section V)
glossary of chemical formulae. Contents A B C D E F G H I K L M N O P R S T U V W X Y Z See also External links Chemistry portal "Nitrogen" (PDF). Safety...
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Van Arkel–de Boer process (redirect from Iodide process)
The van Arkel–de Boer process, also known as the iodide process or crystal-bar process, was the first industrial process for the commercial production...
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Iodine compounds (section Hydrogen iodide)
maximum known being in the pentaiodides of niobium, tantalum, and protactinium. Iodides can be made by reaction of an element or its oxide, hydroxide, or...
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Iodine (section Hydrogen iodide)
maximum known being in the pentaiodides of niobium, tantalum, and protactinium. Iodides can be made by reaction of an element or its oxide, hydroxide, or...
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solvents. Protactinium exhibits two valence states; the +5 is stable, and the +4 state easily oxidizes to protactinium(V). Thus tetravalent protactinium in solutions...
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fluoride, sodium chloride (common table salt), silver bromide and potassium iodide. The group of halogens is the only periodic table group that contains elements...
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List of inorganic compounds (section V)
fluoride − AmF3 Americium(IV) fluoride − AmF4 Americium(II) iodide − AmI2 Americium(III) iodide − AmI3 Americium dioxide – AmO2 Ammonia – NH3 Ammonium azide...
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Protactinium(IV) bromide is an inorganic compound. It is an actinide halide, composed of protactinium and bromine. It is radioactive, and has the chemical...
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lattice De Wolff, P. M.; Belov, N. V.; Bertaut, E. F.; Buerger, M. J.; Donnay, J. D. H.; Fischer, W.; Hahn, Th.; Koptsik, V. A.; MacKay, A. L.; Wondratschek...
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Protactinium(IV) chloride is an inorganic compound. It is an actinide halide, a salt composed of protactinium and chlorine. It is radioactive, and has...
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are so much smaller than the iodide ions that the lithium fits into holes within the crystal lattice, allowing the iodide ions to touch. That is, the distance...
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Uranium (redirect from Uranium(V) iodide)
primarily undergo alpha decay, except for 229U and 231U, which decay to protactinium isotopes via positron emission and electron capture, respectively; the...
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this behavior is similar to that of neptunium, uranium, thorium and protactinium, but is different from plutonium and curium which show a rapid rise up...
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thallium doping is the sodium iodide and cesium iodide crystals in gamma radiation detection devices. In these, the sodium iodide crystals are doped with a...
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monoxide SmO, monochalcogenides SmS, SmSe and SmTe, as well as samarium(II) iodide. Discovered in 1879 by French chemist Paul-Émile Lecoq de Boisbaudran, samarium...
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phase; such +2 state is not observed in many other actinides, including protactinium, uranium, neptunium, plutonium, curium and berkelium. Einsteinium(II)...
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Group 5 element (redirect from Group V elements)
formation of the metal iodide, in this example vanadium(III) iodide, and the subsequent decomposition to yield pure metal: 2 V + 3 I2 ⇌ 2 VI3 Most vanadium...
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fluoride, chloride, and bromide have the sodium chloride structure, but the iodide has three known stable forms at different temperatures; that at room temperature...
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Extended periodic table (redirect from Eka-protactinium)
to be 3.0 eV, allowing it to form H171, analogous to a hydrogen halide. The 171− ion is expected to be a soft base, comparable to iodide (I−). Element...
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than iodine. Conversely, the bromide ion is a weaker reducing agent than iodide, but a stronger one than chloride. These similarities led to chlorine, bromine...
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Ellis BD, MacDonald CL (2004). "Stabilized Arsenic(I) Iodide: A Ready Source of Arsenic Iodide Fragments and a Useful Reagent for the Generation of Clusters"...
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atomic weight of the component halide increases. Neodymium compounds Protactinium compounds Neptunium compounds Kloprogge 2021, pp. 861–862. Seaborg 1968...
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