Showing papers in "Journal of Inorganic and Nuclear Chemistry in 1956"

TL;DR: In this article, the preparation of alkyl and aryl π-cyclopentadienyl carbon monoxide or nitric oxide compounds of Cr, Mo, W, and Fe is described.

TL;DR: The compound (C5H5)2Mn has been shown to be ionic in nature by magnetic studies and by other physical and chemical evidence as mentioned in this paper, and the reaction of the manganous halides with C5H 5Na in tetrahydrofuran solution has been described.

TL;DR: Uranium tetrachloride is allowed to react with sodium cyclopentadienide in tetrahydrofuran solution, and dark-red crystals of (π-C 5 H 5 ) 3 UCl are obtained as discussed by the authors.

TL;DR: In this paper, the authors show that the extraction behavior of Sc and that of Th in the aqueous HCl-TBP (tributyl phosphate) system differ sufficiently that these elements are readily separable.

TL;DR: In this paper, the properties and possible structures for the compounds are discussed, and the compound C5H5Fe(CO)2I is also described, as well as possible structures of the compounds.

TL;DR: Lanthanide and actinide separations by means of elution with ammonium α-hydroxy-isobyrate solutions at room temperature from Dowex 50-X4 resin columns were investigated as discussed by the authors.

TL;DR: In this article, the ultraviolet and infrared spectra of cyclopentadienyl-trimethylsilicon and some “sandwich-bonded” compounds are compared.

TL;DR: In this paper, the dichroism of certain diamagnetic cobaltic complexes is interpreted in terms of crystal field theory and detailed agreement is obtained between theory and experiment, by recognizing the nature of the relevant transitions as electronically forbidden.

TL;DR: In this article, the infra-red spectra of a number of di-, tetra-, and hexammine metal complexes have been measured as solids in KBr wafers.

TL;DR: In this paper, it was shown that boron trifluoride is more stable than other acceptor molecules, such as trimethylborine and borine.

TL;DR: In this article, the crystal structure of antimony trichloride, SbCl 3, has been determined and the dimensions of the orthorhombic unit cell are a = 6·37 A, b = 8·12 A, and c = 9·47 A.

TL;DR: PuF6 is formed rapidly at 750°C by the reaction between PuF4 and F2, and high yields are obtained if the PuF6 was quickly condensed.

TL;DR: In this paper, the authors measured the absorption spectra of solutions of acetylacetonates of certain of the tripositive rare-earth metal ions in various non-aqueous solvents and showed that the solutes were monomolecular in benzene and in carbon tetrachloride.

TL;DR: In this article, the distribution coefficients for molybdenum and technetium on an anion exchange resin have been determined in hydrochloric- and nitric-acid solutions of varying concentration.

TL;DR: In this article, a molecular orbital theory of the formation of transition metal complexes is presented, and the energies of pairing of d -electrons in covalent regular octahedral d n -complexes are calculated in terms of atomic spectral parameters.

TL;DR: In this article, the enhanced extraction of uranyl nitrate into ketonic solvents in the presence of a substituted ammonium nitrate RNO3 has been shown to be caused by the formation of a complex RUO2(NO3)3.

TL;DR: In this paper, the lability of groups trans to double bonding ligands in planar platinous complexes can be understood in terms of crystal-field or molecular-orbital theory if a simple configuration for the transition state is assumed.

TL;DR: In this article, the reaction of titanium dichloride with sodium cyclopentadienide in tetrahydrofuran solution is described, and a green paramagnetic form which transforms spontaneously into a brown diamagnetic form is described.

TL;DR: A method of preparation by the fluorination of plutonium tetrafluoride is outlined in this paper, where the vapour pressure is represented by the equations: Log 10 P liquid ( mm) = 7·6923 − 1614·3 T Log 10P solid ( mm ) = 10·841 − 2634·3T The boiling-point is 62·3°C.

TL;DR: In this paper, the infra-red absorption spectra of Mn2(CO)10 and Re2( CO)10 have been measured from 450-3000 cm−1 in the solid, in solution, and in the gas phase.

TL;DR: In this paper, half-lives for a number of radionuclides were obtained by following the decay of purified samples over periods of time as long as six years using the method of least squares.

TL;DR: The reaction of silyl iodide with anhydrous hydrazine has been studied, and the compound tetrasilylhydrazine, N2(SiH3)4, has been isolated and characterized as discussed by the authors.

TL;DR: KOsvF6 as discussed by the authors is a rhombohedral with dimensions a = 4·991 ± 0·001 A, α = 97·18 ± 0 ·02°, and has atoms in the following positions of space group R 3 C 3i2: Os at 0,0,0; K at 1 2, 1 2, 1 2 ; and six F at ±(x,y,z); ±(z,x, y), ±(y,x), where x = 0·717 ± 0-005, y = 0.103 ±

TL;DR: In this paper, an approximate theory of the cohesive energies of first transition-series metals is presented, and it is suggested that crystal field splitting is of no appreciable importance in determining these energies.

TL;DR: Perchloryl fluoride ClO3F has been prepared by electrolysis of a solution of sodium perchlorate in anhydrous hydrogen fluoride, and by reaction of potassium chlorate with elemental fluorine as mentioned in this paper.

TL;DR: The dissociation constants of the monochloride complexes of trivalent plutonium, americium, and curium have been found to be identical in dilute hydrochloric-acid solutions, with a value of 0·068 corrected to zero ionic strength as mentioned in this paper.

TL;DR: The ultra-violet absorption spectra of oxalic acid, its simple salts, and numerous complex metallic oxalates have been determined as mentioned in this paper, showing that a shift in wavelength of absorption of the co-ordinated oxalate group is related to the strength of the electric field in the neighbourhood of the cation.