Showing papers in "Journal of Inorganic and Nuclear Chemistry in 1961"

TL;DR: In this paper, the electronegativities of sixtynine elements have been calculated from the most recent thermochemical data, and the mean deviation of the calculated electronegativity difference, 0·208 √ †, from the difference of the average electrone-gativities is 0·046 units.

TL;DR: In this article, the main qualitative differences between the spectra of pyridine, co-ordinated Pyridine and the pyridinium ion are discussed and an assignment is made for all the bands observed in the spectrum of co-coordinated pyridium.

TL;DR: In this paper, the metal-ligand π-interaction occurs between dξ-orbitals of the metal and both higher, empty, π∗orbitals and lower, filled πorbitals, and other factors affecting the π → π ∗ transition energy are discussed.

TL;DR: Extraction with organic solutions of 2-thenoyltrifluoroacetone (TTA) has proved to be a versatile and powerful method for radiochemical separations as mentioned in this paper.

TL;DR: In this article, a vibrational analysis of bridged versus non-bridged cyanide systems was performed to distinguish between terminal and bridging cyanide groups in various complex cyanides.

TL;DR: In this paper, the properties of the UO 3 phases are discussed, including the density, crystal structure, heat of solution, thermal stability and infra-red spectrum of UO 2·9.

TL;DR: In this paper, it was shown that synergic effects noted previously only in the solvent extraction of uranyl ions are now shown to exist for other ions, such as rare earths, actinides and alkaline earths.

TL;DR: In this article, the properties of the tetrahedral monomer and octahedral polymer structures of the type M II (Hal) 2. 2 Pyridine have been investigated by a variety of physical techniques.

TL;DR: In this paper, the 1:1-addition of heterocyclic bases to copper(II) β-diketone chelates in three solvents was investigated.

TL;DR: In this article, stable crystalline complex compounds of dimethylsulphoxide (DMSO) with metallic perchlorates and/or halides have been obtained and partially characterized by their melting points and infra-red spectra in the 2-15 μ region.

TL;DR: The absorption spectra of the four ions of plutonium have been measured in the region between 2000 and 12,500 A in perchloric acid solutions as mentioned in this paper, where the concentration of each ion was determined by a single particle.

TL;DR: In this article, X-ray diffraction patterns, vapour-pressure studies and cryoscopic molecular weight determinations of nine rare-earth acetylacetonates prepared by conventional methods show that only two hydrates are formed: the monohydrate and the trihydrate.

TL;DR: In this paper, the effect of metal-ligand π-bonding on the electronic transition energies in a series of acetylacetonato complexes with trivalent transition metal ions was estimated.

TL;DR: In this article, successive formation constants have been determined for the α-hydroxy-isobutyrate, lactate and glycolate complexes of nine lanthanide elements and yttrium by potentiometric titration.

TL;DR: The low temperature oxidation of UO2 to U3O7 is shown to be a diffusion-controlled diphasic reaction as mentioned in this paper, and two tetragonal phases have been identified.

TL;DR: In this article, the effects of orbital hybridization and electronegative substituents on bond angles, bond lengths, bond moments, bond dissociation energies, force constants and proton-C13 coupling constants, are reviewed.

TL;DR: Molecular weight studies of several organophosphorus acids have been made in several solvents, using an isothermal distillation method as mentioned in this paper, and the change in state of aggregation, for both the mono and dibasic acids, as the diluent is varied, parallels the predicted variation in solute-solvent interaction.

TL;DR: In this paper, it was shown that the temperature range of liquid metals extends in the case of the "refractory" metals, tungsten, tantalum and rhenium, to over 20,000°K.

TL;DR: A series of compounds of the general type, Na3Fe(CN)5NR3, were prepared and their reactions under an atmosphere of N2, O2, and CO were studied.

TL;DR: A series of methylenediphosphonic acids, (HO)2OP(CH2)nPO(OH)2, (n = 1, 2, 3, 4, 5, 6 and 10) have been prepared by hydrolysis of the corresponding tetra-ethyl esters as mentioned in this paper.

TL;DR: In this article, the methods of preparation of the following red-violet complex salts: (A) Rh(I)(dipy) 2 ClO 4 ·3H 2 O; (B) RH(I) 2 NO 3 ·3 H 2 O, (C) {;Rh(II) 2 CLO 4 2H 2O 3 ·2H 2

TL;DR: In this article, the distribution ratio, K, defined for a given radioactive nuclide as its concentration in the organic phase divided by its concentration of hydrogen ion in the aqueous phase, has been found, for each of the M(III) examples studied, to have an inverse third-power dependency upon the hydrogen ion concentration, and a direct third power dependence upon the extractant concentration of G, using the radioactive tracer technique.

TL;DR: In this article, the authors used radioactive tracers to extract plutonium, americium and europium from 0·01 N hydrochloric acid, 0·001 N nitric acid, and an acetate buffer of pH 3·95 respectively.

TL;DR: In this paper, the results of optical and X-ray analysis of the elpasolite, K 2 NaAlF 6, series have been shown to belong to the space group O h 5 - Fm 3 m with lattice constants of 8·266, 8·323 and 8·246 A respectively.

TL;DR: In this article, the phase diagram of the pseudo-binary MnTe has been developed and the thermal expansion characteristics of the NiAs form of MnTe have been examined and the transformation from NiAs to NaCl symmetry has been established.

TL;DR: In this paper, a surface complex mechanism for metal ion adsorption of silica is proposed and it is concluded that the silica surface is acting as tridentate ligands for the zinc ion adaption.

TL;DR: The stability of the 1:1 Fe(III)-chloride complex at ionic strengths varying from 0·20 to 1·00 is independent of whether H+ or Na+ is the cation of the perchlorate ion as mentioned in this paper.

TL;DR: In this paper, tensimetric results were used to construct the relevant parts of the phase diagram and to calculate ΔG, ΔH and ΔS for the formation of all phases intermediate between UO2 and U3O8 from UO 2·00.

TL;DR: The separation of the lanthanides from the tripositive actinides has been successfully accomplished by column elution with lithium chloride solutions 10 M or stronger using a moderately cross-linked, strongly basic anion exchange resin at an elevated temperature.

TL;DR: The complex 1,5-cyclo-octadiene-iron tricarbonyl is described in this paper, and the reaction between isoprene and iron carbonyls has been reinvestigated.