Chemical Reaction Engineering Conversion increases with increase in temperature in case of a an __________ reaction. Reversible exothermic Reversible endothermic Irreversible Autocatalytic Reversible exothermic Reversible endothermic Irreversible Autocatalytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by Reaction External mass transfer Diffusion within the pellet None of these Reaction External mass transfer Diffusion within the pellet None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Threshold energy in a reaction is equal to the Normal energy of reactants Activation energy Neither A nor B Sum of A & B Normal energy of reactants Activation energy Neither A nor B Sum of A & B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The half life period of a first order reaction is given by (where, K = rate constant. ) 1.5 K 2.5 K 0.693/K 6.93 K 1.5 K 2.5 K 0.693/K 6.93 K ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the reversible reaction of the type, A + B ⇋ AB, in general Both forward and backward reactions will be exothermic The combination reaction will be exothermic, while the dissociation reaction will be endothermic The combination reaction will be endothermic, while the dissociation reaction will be exothermic Neither of the reactions will be en-dothermic Both forward and backward reactions will be exothermic The combination reaction will be exothermic, while the dissociation reaction will be endothermic The combination reaction will be endothermic, while the dissociation reaction will be exothermic Neither of the reactions will be en-dothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The half life period of a first order reaction is Dependent on initial concentration of the reactants Half the specific rate constant Proportional to the initial concentration of reactants Always the same irrespective of the reaction Dependent on initial concentration of the reactants Half the specific rate constant Proportional to the initial concentration of reactants Always the same irrespective of the reaction ANSWER DOWNLOAD EXAMIANS APP
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