Chemical Reaction Engineering Participation of __________ is involved in the occurrence of a chemical reaction. Protons Neutrons Electrons None of these Protons Neutrons Electrons None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a chemical reaction is Half of the space time of a reaction None of these Half of the residence time of a reaction The time required to reduce the concentration of the reacting substance to half its initial value Half of the space time of a reaction None of these Half of the residence time of a reaction The time required to reduce the concentration of the reacting substance to half its initial value ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Chemical kinetics can predict the __________ of a chemical reaction. Feasibility Rate Both A & B Neither A nor B Feasibility Rate Both A & B Neither A nor B 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.) Thiele modulus (L√(k/D1) None of these Reduced time (vt/V) Reactor dispersion number (D/vL) Thiele modulus (L√(k/D1) None of these Reduced time (vt/V) Reactor dispersion number (D/vL) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the equilibrium __________ rises in case of endothermic reaction. Neither A nor B Conversion Constant Both A & B Neither A nor B Conversion Constant Both A & B 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 Diffusion within the pellet Reaction None of these External mass transfer Diffusion within the pellet Reaction None of these External mass transfer ANSWER DOWNLOAD EXAMIANS APP
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