Chemical Reaction Engineering Which of the following resistances is not involved in a gas phase catalytic (gas- solid) reaction? Gas film and pore surface diffusion resistances for reactants Ash resistance Surface phenomenon resistance Gas film and pore surface diffusion resistances for products Gas film and pore surface diffusion resistances for reactants Ash resistance Surface phenomenon resistance Gas film and pore surface diffusion resistances for products ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The most unsuitable reactor for carrying out reactions in which high reactant concentration favours high yields is Series of CSTR Plug flow reactor Backmix reactor PFR in series Series of CSTR Plug flow reactor Backmix reactor PFR in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When a catalyst increases the rate of forward reaction, the value of rate constant Decreases Increases Remain same Becomes infinite Decreases Increases Remain same Becomes infinite ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The excess energy of reactants in a chemical reaction required to dissociate into products is termed as the __________ energy. Binding Potential Activation Threshold Binding Potential Activation Threshold ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering From collison theory, the reaction rate constant is proportional to Exp(- E/RT) Tm.exp(- E/RT) √T Exp(- E/2RT) Exp(- E/RT) Tm.exp(- E/RT) √T Exp(- E/2RT) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction requires two unequal sized CSTR. Which of the following gives higher yield ? Large reactor followed by smaller one Data insufficient, can Smaller reactor followed by larger one Either of the arrangement A or B will give the same yield Large reactor followed by smaller one Data insufficient, can Smaller reactor followed by larger one Either of the arrangement A or B will give the same yield ANSWER DOWNLOAD EXAMIANS APP
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