Chemical Reaction Engineering Effectiveness factor of a catalyst pellet is a measure of the __________ resistance. None of these Gas film Chemical reaction Pore diffusion None of these Gas film Chemical reaction Pore diffusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For reactions in parallel viz A → P (desired product) and A → Q (unwanted product), if the order of the desired reaction is higher than that of the undesired reaction, a Batch reactor is preferred over a single CSTR for high yield Both A and B Single CSTR is the most suitable Tubular reactor is preferred over a single CSTR for high yield Batch reactor is preferred over a single CSTR for high yield Both A and B Single CSTR is the most suitable Tubular reactor is preferred over a single CSTR for high yield 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 Diffusion within the pellet External mass transfer None of these Reaction Diffusion within the pellet External mass transfer None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For reaction, P + 2 → 3R, molar rate of consumption of P is Same as that of Q Half of that of Q Double of that of Q 2/3rd of that of Q Same as that of Q Half of that of Q Double of that of Q 2/3rd of that of Q ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Molecularity of an elementary reaction, P + Q → R + S is 3 4 2 1 3 4 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the rate constant obeying Arhenious equation Increases Decreases Decreases exponentially Can either increase or decrease ; depends on the frequency factor Increases Decreases Decreases exponentially Can either increase or decrease ; depends on the frequency factor ANSWER DOWNLOAD EXAMIANS APP
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