Chemical Reaction Engineering For reaction, P + 2 → 3R, molar rate of consumption of P is Double of that of Q Half of that of Q Same as that of Q 2/3rd of that of Q Double of that of Q Half of that of Q Same as that of Q 2/3rd of that of Q ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The 'E' curve for a non-ideal reactor defines the fraction of fluid having age between t and t + dt Averaged over the inlet and outlet At the outlet In the reactor At the inlet Averaged over the inlet and outlet At the outlet In the reactor At the inlet 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 2O? ? 3O? 2NO? ? N?O? 2SO? + O? ? 2SO? N? + O? ? 2NO 2O? ? 3O? 2NO? ? N?O? 2SO? + O? ? 2SO? ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a heterogenous catalytic reaction, A + B → C, with equimole feed of A and B, the initial rate - rA0 is invariant with total pressure. The rate controlling step is Desorption of C Surface reaction between absorbed A and absorbed B Surface Kc/(1 + TS) reaction between absorbed A and B in the gas phase Surface reaction between A in the gas phase and absorbed B Desorption of C Surface reaction between absorbed A and absorbed B Surface Kc/(1 + TS) reaction between absorbed A and B in the gas phase Surface reaction between A in the gas phase and absorbed B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the rate of a chemical reaction becomes slower at a given temperature, then the Entropy changes Free energy of activation is lower Free energy of activation is higher Initial concentration of the reactants remains constant Entropy changes Free energy of activation is lower Free energy of activation is higher Initial concentration of the reactants remains constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a dimension-less group used in catalysis ? (where, D = dispersion co-efficient, cm² /sec.D1 = diffusion co-efficient; cm²/sec L = length of the reactor, cm t = time, sec, v = volumetric flow rate, cm³/sec . V = volume, cm³.) Reduced time (vt/V) Thiele modulus (L√(k/D1) None of these Reactor dispersion number (D/vL) Reduced time (vt/V) Thiele modulus (L√(k/D1) None of these Reactor dispersion number (D/vL) ANSWER DOWNLOAD EXAMIANS APP