Author:
Rolston J. H.,Goodale J. W.
Abstract
Some rate data for the transfer of a deuterium atom tracer between hydrogen and water vapor, catalyzed by platinum supported on γ-alumina, are reported. Above 100 °C the transfer rate measured at 1 atm total pressure is shown to be free of mass transfer effects, and obeys an initial first order dependence on water vapor for vapor pressures less than 10 Torr. A near zero order dependence is observed at higher water vapor pressures. At temperatures below 100 °C the transfer rate is essentially independent of water vapor pressure between 5 and 100 Torr suggesting that surface adsorbed water is involved in the rate limiting transfer step.
Publisher
Canadian Science Publishing
Subject
Organic Chemistry,General Chemistry,Catalysis
Cited by
37 articles.
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