Journal Articles (before-1995): Recent submissions

Now showing items 701-720 of 882

Quenching Effects Upon the Life-Time of Protonated 2-Naphthamide Si in Aqueous Solution

Hussain, S. Karamat; Wyatt, P. A. H. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (1), 1972)

Fluorescence life-time measurements are reported for the first excited singlet of the protonated 2-naphthamide species in acid solutions in the presence of chloride, perchlorate, and sulphamate ions. Except possibly with ...
Electron Spin Resonance Studies of Photo-Oxidation by Metal Ions in Rigid Media at Low Temperatures: Part 3.—Ce(lV) Photo-Oxidations of Aldehydes, Ketones, Esters and Amides

Greatorex, D.; Kemp, T. J. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (1), 1972)

A survey is presented of the primary processes in the photo-oxidation by Ce(IV) ions at 77 K of a variety of organic molecules classified by functional group; these processes have been determined by characterization of the ...
Photochemistry of Aromatic Compounds: Part 5.—Measurement of Quantum Yields of Triplet State Formation by Flash Photolysis

Donckt, E. Vander; Lietaer, D. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (1), 1972)

The quantum yields of triplet-state formation of 1,2-benzanthracene, 1,2,5,6-dibenzanthracene, tetracene and 2-naphthylamine have been measured using the effect of organometallic compounds as dimethylmercury, tetramethyllead ...
Chlorine Abstraction Reactions of Fluorine: Part 2.—The Kinetic Determination of the Bond Dissociation Energy Di (CC12F—Cl)

Foon, Ruby; Tait, K. B. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (1), 1972)

The reaction of fluorine with CCl3F has been studied over the temperature range 491–586 K. The mechanism is identical to that found in Pyrex vessels except that the reaction is now a homogeneous gas phase one. The rate ...
Photochemistry of Anhydrides: Part 2.—Photolysis of Perfluoropropionic Anhydride : A New Source of C2F5 Radicals

Chamberlain, G. A.; Whittle, E. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (1), 1972)

The photolysis of the vapour of (C2F5CO)2O in the temperature range 20–213°C is described quantitatively by the overall reaction (C2F5CO)2O +hν→ CO + CO2+ n-C4F10, with the effective primary process being (C2F5CO)2O +hν→ ...
Kinetics of the Reaction Between HBr and C2F5Br Determination of the Bond Dissociation Energy Z>(C2F5—Br)

Ferguson, K. C.; Whittle, E. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (2), 1972)

The kinetics of the overall thermal reaction between HBr and C2F5Br, HBr + C2F5Br ⇌ Br2+ C2F5H (3, –3) were studied in the range 365–516°C. Reactions involved are Br + Br + M ⇌ Br2+ M kc, Br + C2F5Br ⇌ Br2+ C2F5(4, –4), ...
Photochemistry of Anhydrides: Part 1.—Photolysis of Perfluoroacetic Anhydride Vapour: A New Source of CF3 Radicals

Chamberlain, G. A.; Whittle, E. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (1), 1972)

The photolysis of perfluoroacetic anhydride was studied in the temperature range 19–177°C using wavelengths in the range 254–265 nm. The photolysis is exceptionally simple and is quantitatively described by the reactions ...
Kinetics of the Reaction Between HBr and CFjBr Determination of the Bond Dissociation Energy D(CF3—Br) By K.

Ferguson, K C; Whittle, E (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (2), 1972)

The kinetics of the overall thermal reaction CF3Br + HBr → CF3H + Br2(5) were studied in the range 368–537°C. Reactions involved are Br + Br + M ⇌ Br2+ M Kc, Br + CF3Br ⇌ Br2+ CF3(6, –6), CF3+ HBr → CF3H + Br. (7) The rate ...
Ion Exchange Involving Several Groups of Homogeneous Sites

Barrer, R. M.; Klinowski, J. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (1), 1972)

Crystalline exchangers such as zeolites may contain more than one group of different exchange sites. The theoretical basis of these multi-site exchangers has therefore been examined. Overall exchange isotherms and selectivities ...
Solubility of p-Nitroaniline and the Basic Strength of Aqueous Alcohols (and other Oxygen-Containing Compounds)

Sierra, Jose; Teixido M, Emilio (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (2), 1972)

The solubility at 25°C of p-nitroanilinc in aqueous alcohols at concentrations of up to 40 % v/v is reported and activity coefficients arc calculated. The rate of increase of the indicator solubility with alcohol concentration ...
Field Emission Study of the Formation and Desorption of Oxide Layers on Tungsten Surfaces

Goymour, Clarence G.; King, David A. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (2), 1972)

The interaction of oxygen with tungsten has been re-examined in the field emission microscope (FEM) as a sequel to a detailed temperature-programmed flash-desorption study of the kinetics of adsorption and desorption in ...
Interaction of Hydrogen Chloride with Evaporated Metal Films: Part 1. Chlorination of Iron, Nickel, Palladium, Silver and Lead

Dadiza, Y. M.; Saleh, J. M. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (2), 1972)

The interaction of HCl with evaporated metal films of iron, nickel, palladium, silver and lead has been investigated in the temperature range from –78°C to about 250°C. At –78°C, dissociative adsorption of HCl occurred on ...
Flame-Photometric Determination of the Standard Enthalpies of Formation of Al(0H)2 and AIO

Jensen, D E; Jones, G A (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (2), 1972)

Spectrophotometric studies have been made of gas-phase aluminium-containing species in fuel-rich premixed laminar atmospheric-pressure H2+ N2+ O2 flames to which this metal is added. The principal compound formed by Al ...
Mass Spectrometric Determination of the Thermodynamic Properties of the Vapour Species from Alumina

Farber, Milton; Srivastava, R. D.; Uy, O. M. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (2), 1972)

The vapour species over Al2O3(c) were determined mass spectrometrically from an alumina effusion cell. These data are in good agreement with previously published weight loss data since the partial pressures of the suboxides, ...
Kinetics of Thermal Ionization of Alkali Metals in Flames

Hayhurst, A N; Telford, N R (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (2), 1972)

The rate of ionization of alkali metal atoms M in flames of H2+ O2+ N2 has been measured using a quadrupole mass spectrometer to determine concentrations of each ion in a flame. The results confirm that the atoms ionize ...
Electronegativity, Work Function, and Heat of Adsorption of Hydrogen on Metals

Trasatti, S (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (2), 1972)

A new list of work functions for polycrystallinc metal surfaces is proposed and correlated with Pauling’s electronegativity. Simple linear relationships exist between the above two quantities, which divide metals into four ...
Self-heating and Spontaneous Ignition in the Oxidation of Gaseous Hydrazine

Gray, P.; O’Neill, E. P. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (3), 1972)

The spontaneous ignition of gaseous mixtures of oxygen and hydrazine has been investigated in a 1 1. spherical vessel over the temperature range 690-770 K. Emphasis is placed on direct detection of prc-cxplosivc sclf-hcating ...
Standard Potentials of Silver/Silver Halide Electrodes and Ion Solvation in Glycerol+Water Mixtures at 25°C

Khoo, K. H. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (3), 1972)

Standard e.m.f. of the cells H2/HX/AgX—Ag (X = Cl, Br, or I) in 10, 20, 30, 40, 50 and 70 % (w/w) glycerol H- water mixtures at 25°C arc reported. Consideration of the molar free energies of transfer of the proton and ...
Primary Photochemical Processes in Aromatic Molecules: Part 15.—The Photochemistry of Aromatic Carbonyl Compounds in Aqueous Solution

Ledger, M. B.; Porter, G. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (3), 1972)

Phosphorescence has been observed from oxygen-free aqueous solutions of benzophenone and acetophenone. In the case of benzophenone the phosphorescence is strongly self-quenched. Rate constants for quenching of triplet ...
Self-diffusion and Conduction in Hydrogen Bonded Solids: Part 2.—Self-diffusion of C6H514COOH and C6H5COO3H in Single Crystals of Benzoic Acid

McGhie, A. R.; Sherwood, J. N. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1972, 68 (3), 1972)

A study has been made of the self-diffusion of the labelled species C6H514COOH and C6H5COO3H in single and polycrystallinc specimens of benzoic acid. The two tracers diffuse in a similar manner in the latter where ...

Now showing items 701-720 of 882

Search DSpace

Advanced Search

Browse

All of DSpace
This Collection
- By Issue Date
- Authors
- Titles
- Subjects

Recently added

Journal Articles (before-1995): Recent submissions

Search DSpace

Browse

All of DSpace

This Collection

My Account