Chemical Reaction Engineering Reaction rate of a first order reaction, which is half completed in 23 minutes will be 0.03 sec⁻¹ 0.03 min⁻¹ 0.05 min⁻¹ 0.03 hr⁻¹ 0.03 sec⁻¹ 0.03 min⁻¹ 0.05 min⁻¹ 0.03 hr⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following gaseous phase reactions, the equilibrium of the reaction remains unaffacted by pressure changes ? N? + O? ? 2NO 2SO? + O? ? 2SO? 2NO? ? N?O? 2O? ? 3O? N? + O? ? 2NO 2SO? + O? ? 2SO? 2NO? ? N?O? 2O? ? 3O? ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When the reaction is dominated by in-traparticle diffusion, the apparent order of reaction (nD) as measured is related to the true order (n) as ND = n + 1 ND = n/2 ND = (n + 1)/2 None of these ND = n + 1 ND = n/2 ND = (n + 1)/2 None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor of a catalyst pellet is a measure of the __________ resistance. Pore diffusion None of these Gas film Chemical reaction Pore diffusion None of these Gas film Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is the most suitable for very high pressure gas phase reaction? Fluidised bed reactor Batch reactor Stirred tank reactor Tubular flow reactor Fluidised bed reactor Batch reactor Stirred tank reactor Tubular flow reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following resistances is not involved in a gas phase catalytic (gas- solid) reaction? Ash resistance Surface phenomenon resistance Gas film and pore surface diffusion resistances for reactants Gas film and pore surface diffusion resistances for products Ash resistance Surface phenomenon resistance Gas film and pore surface diffusion resistances for reactants Gas film and pore surface diffusion resistances for products ANSWER DOWNLOAD EXAMIANS APP
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