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Now showing items 441-460 of 815

Hydrogenation of Ethylene on Metal Electrodes: Part 2.—Structure of the Adsorption Layer on Platinum at a Working Condition on Open Circuit

Fujikawa, Keikichi; Katayama, Akiko; Kita, Hideaki (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1974, 70 (1-6), 1974)

The structure of the adsorption layer was studied by the potential sweep method on a platinum electrode in 1 N HC104 solution saturated with a reaction gas of various compositions (mixtures of H2, C2H4 and He). Results ...
Free Radical Addition to Olefins: Part 10.—Addition of Dibromofluoromethyl Radicals to Fluoroethylenes

Sloan, John P.; Tedder, John M.; Walton, John C. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

The gas phase photochemical addition of tribromofluoromethane to a series of fluoro-olefins has been studied over a range of temperatures. The products included those from addition of dibromofluoromethyl radicals to the ...
Photosensitization of Free-radical Polymerisation by Mn2(CO)10+C2F4

Bamford, C. H.; Mullik, S. U. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

A study has been made of the free-radical polymerization of methyl methacrylate at 25°C photo-initiated (λ= 435.8 nm) by Mn2(CO)10+ C2F4. The manganese and fluorine contents of the polymers are consistent with the view ...
Adsorption of Phenols from Non-polar Solvents on to Silica Gel

Davis, Keith M. C.; Deuchar, James A.; Ibbitson, Douglas A. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

A series of p-substituted phenols have been adsorbed from benzene solution on to silica gel. With the exception ofp-t-butylphenol, limiting adsorptions of the solutes are almost equal in magni tude and suggest a ...
Homogeneous Gas Phase Pyrolysis of 7V-t-Butylacetamide

Maccoll, Allan; Nagra, Surgit S. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

The kinetics of the gas phase pyrolysis of N-t-butylacetamide have been studied in a static system over the temperature range 385–465°C. The decomposition occurs by two simultaneous, homogeneous and unimolecular processes. ...
Real Condition of Oxidized Platinum Electrodes: Part 2. —Resolution of Reversible and Irreversible Processes by Optical and Impedance Studies

Conway, Brian E.; Gottesfeld, Shimson (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

The reversible component in Pt surface oxidation (demonstrated in Part 1) has been characterised by means of electric modulated reflectance measurements and related to the electrochemical oxide formation and reduction ...
Appearance of Sulphatoferric Complexes in the Oxidation of Ferrous Sulphate Solutions: A Study by Pulse Radiolysis

Jayson, G. G.; Parsons, B. J.; Swallow, A. J. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

The rate of the reaction between perhydroxyl radicals and ferrous ions, like that between hydroxyl radicals and ferrous ions, is little affected when the ferrous ions are associated with sulphate. However, sulphate ions ...
Abstraction of Chlorine Atoms from Alkyl Chlorides by the Trimethylsilyl Radical

Cadman, P.; Tilsley, G. M.; Dickenson, A. F. Trotman (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (5), 1973)

The relative rates of chlorine atom abstraction from alkyl chlorides by the trimethylsilyl radical have been studied by a competitive technique between 400 and 580 K in the gas phase. These results have been put on an ...
Ordered Layers of Aliphatic Alcohols and Carboxylic Acids at the Pure Liquid/Graphite Interface

Findenegg, Gerhard H. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

The surface excess mass of pure hcxadecan-l-ol and of three pure monocarboxylic acids (decanoic, tctradecanoic, hcxadecanoic) at the liquid/Graphon interface has been measured as a function of temperature, using a ...
Surface Probing of Synthetic Faujasites by Adsorption of Carbon Dioxide: Part 1.—Infra-red Study of Carbon Dioxide Adsorbed on Na-Ca-Y and Na-Mg-Y Zeolites

Jacobs, Peter A.; Cauwelaert, Franz H. van; Vansant, Etienne F.; Uytterhoeven, Jan B. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

Infra-red spectroscopy of carbon dioxide adsorbed on Na-Ca(Mg)-Y faujasites is used to determine the distribution of Ca and Mg ions over the cation sites. Physisorption of CO2 provides a sensitive method for the detection ...
y-Radiolysis of Gaseous Hydrogen Sulphide in the presence of Hydrogen Chloride, Carbon Disulphide and Nitrous Oxide

Huyton, D. W.; Woodward, T. W. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

Addition of HC1 to H2S increases the radiation yield of H2 G(H2) 7.0->10.0 by an electron scavenging process involving HC1 and H2S. CS2 lowers the H2 yield in pure H2S probably by reaction with hot H atoms and also ...
Free Radical Yields in the Radiolysis of Gaseous Hexafluoroethane

Cooper, Ronald; Robert Haysom, Howard (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (5), 1973)

The radiolysis of gaseous hexafluoroethane yields CF4(G= 2.5), C3F8(G= 0.31) and C4F10(G= 0.10) as major products. In the presence of Br2, Cl2 or HCl these products are scavenged and replaced by yields of CF3 and C2F5 ...
Surface Studies on Graphite: Desorption of Surface Oxide

Barton, Stuart S.; Harrison, Brian H. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

The kinetics of desorption of surface oxide as CO and CO2 from graphite have been followed, using a mass spectrometer system, allowing their activation energies of desorption to be measured as a function of the amount ...
Studies in H2O+D2O Media: Part 1.—Kinetics of Tritium Exchange between Trimethoxybenzene and Aqueous Perchloric Acid in H2O + D2O Mixtures : Re-evaluation of the Deuterium Fractiona tion Factor for the Aqueous Hydrogen Ion

Batts, Barry D.; Kilford, John (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

The kinetics of the hydrogen exchange reaction between 1,3,5-trimethoxy[2-3H]benzene and aqueous 0.05 M perchloric acid in H2O + D2O mixtures have been studied. The results are used to calculate the value for the isotopic ...
Dissociation Constant of Calcium Sulphate from 25 to 50°C

Ainsworth, Richard G. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

The e.m.f. of the cell Ag, AgCl | CaCl2(/Hi), CaSO4(/n2) | Ca-cxchange membrane | CaCl2(0.1 mol kg-1) | AgCl, Ag has been determined at 25,40 and 50°C. Errors associated with drifting of the calcium ion-exchange electrode ...
Light Scattering from the Surface of Sodium Carboxymethylcellulose in Water

Hammarlund, Nils; Ilver, Lars; Lundstrom, Ingemar; McQueen, Douglas (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

Inelastic light scattering measurements of capillary wave frequency and damping in the kHz range for several solutions of sodium carboxymethylcellulose in redistilled water are reported. The capillary waves were thermally ...
Kinetics of the Proton-transfer Reactions between 2,4-Dinitrophenol and Tertiary Amines: Possible Influence of Rotation in the Encounter Complex

Ivin, Kenneth J.; McGarvey, John J.; Simmons, Eugene L.; Small, Raymond (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (6), 1973)

Kinetic and equilibrium data are reported for the proton-transfer reactions in chlorobenzene between 2,4-dinitrophenol and triethylamine, tri-n-propylamine, tri-n-pentylamine, tri-n-nonylamine and triethylenediamine. ...
Heavy Atom Kinetic Isotope Effects: Part 2.—Nitrogen Isotope Effects in the Decomposition of Aqueous Aromatic Diazonium Salts

Loudon, Alexander G.; Maccoll, Allan; Smith, David (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (5), 1973)

The rate constant ratio l4k/l5k was determined for the decomposition of some diazonium fluoro- borates in aqueous solution in both the presence and absence of added salts. The implications of the results for the mechanism ...
Heavy Atom Kinetic Isotope Effects: Part 1.—Liquid Phase Decarboxylation of Malonic Acid

Loudon, Alexander G.; Maccoll, Allan; Smith, David (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (5), 1973)

The 13C/12C isotope effects in the decomposition of all the mono-13C malonic acid species have been determined. Three rate constant ratios have been determined, and two of these are in good agreement with the values recorded ...
Manganese Dioxide Electrode: Part 2.—Hydrogen Ion Response in the Presence of Manganese(II) Ions

Caudle, James; Summer, Keith G.; Tye, Frank L. (Journal of the Chemical Society : Faraday Transaction - I. The Chemical Society, London. 1973, 69 (5), 1973)

Potential-pH and proton release-pH measurements were made in manganese(II) chloride solutions for a “hydrogen form” electrodeposited γ-manganese dioxide and for a “hydrogen form”β-manganese dioxide. The slope of all potential ...

Now showing items 441-460 of 815

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