The decomposition of ammonia on Pd.13 surface is occurring, in which, the ammonia is dissociated over the surface as: 2 NH, - N2+3 H2. The N2 gas species is also adsorbed on the surface, whereas the H, is not adsorbed on Pd surface. The rate law and how it reduces if the amount of N, adsorbed is greatly larger than that * :of ammonia on surface, respectively are Rate =k K,[NH]/(1+K,[NH]+Kg[N¿]): Rate =k K,[NH,]/K3[N‚] Rate =k K,[NH,]/(1+K,[NH,]+K„[H,]): Rate =k K,[NH3]/K[N,] Rate =k K,[NH3]/(1+K,[NH,J+K_[H,]): Rate =k K,[NHJ/(1+K,[HJ) Rate =k K,[NH]/(1+K,[NH,]+K3[N‚]): Rate =k K,[NH,J/(1+K,[N,])

The decomposition of ammonia on Pd.13 surface is occurring, in which, the ammonia is dissociated over the surface as: 2 NH, - N2+3 H2. The N2 gas species is also adsorbed on the surface, whereas the H, is not adsorbed on Pd surface. The rate law and how it reduces if the amount of N, adsorbed is greatly larger than that * :of ammonia on surface, respectively are Rate =k K,[NH]/(1+K,[NH]+Kg[N¿]): Rate =k K,[NH,]/K3[N‚] Rate =k K,[NH,]/(1+K,[NH,]+K„[H,]): Rate =k K,[NH3]/K[N,] Rate =k K,[NH3]/(1+K,[NH,J+K_[H,]): Rate =k K,[NHJ/(1+K,[HJ) Rate =k K,[NH]/(1+K,[NH,]+K3[N‚]): Rate =k K,[NH,J/(1+K,[N,])

Physical Chemistry

2nd Edition

ISBN:9781133958437

Author:Ball, David W. (david Warren), BAER, Tomas

Publisher:Ball, David W. (david Warren), BAER, Tomas

Chapter22: Surfaces

Section: Chapter Questions

Problem 22.47E

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