Chemical Reaction Engineering In which of the following gaseous phase reactions, the equilibrium of the reaction remains unaffacted by pressure changes ? 2O? ? 3O? 2SO? + O? ? 2SO? 2NO? ? N?O? N? + O? ? 2NO 2O? ? 3O? 2SO? + O? ? 2SO? 2NO? ? N?O? N? + O? ? 2NO ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor (E) of a catalyst pellet is defined as, E = (actual rate within pore of catalyst/rate if notsnowed by pore diffusion) Effectiveness factor for a first order reaction is given by (where, T = Thiele modulus) Tan hT/tan T Tan hT/T None of these Tan T/T Tan hT/tan T Tan hT/T None of these Tan T/T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering BET apparatus Is made entirely of stainless steel Measures the catalyst surface area directly None of these Operates at very high pressure Is made entirely of stainless steel Measures the catalyst surface area directly None of these Operates at very high pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the rate of a chemical reaction becomes slower at a given temperature, then the Initial concentration of the reactants remains constant Entropy changes Free energy of activation is higher Free energy of activation is lower Initial concentration of the reactants remains constant Entropy changes Free energy of activation is higher Free energy of activation is lower ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate of a chemical reaction is independent of the concentration of the reactants for a __________ reaction. Zero order None of these Third order Consecutive Zero order None of these Third order Consecutive ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A pulse tracer is introduced in an ideal CSTR (with a mean residence time ι) at time, t = 0. The time taken for the exit concentration of the tracer to reach half of its initial value will be τ/0.693 0.693τ 0.5τ 2τ τ/0.693 0.693τ 0.5τ 2τ ANSWER DOWNLOAD EXAMIANS APP
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