Chemical Reaction Engineering A chemical reaction occurs when the energy of the reacting molecules is __________ the activation energy of the reaction. Equal to or more than Less than More than Equal to Equal to or more than Less than More than Equal to ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the catalyst pore size is small in comparison with the mean free path, collisions with the pore wall controls the process'. The diffusivity under this condition is called 'Knudsen diffusivity', which is affected by the Both A & B Neither A nor B Temperature Pressure Both A & B Neither A nor B Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering BET apparatus Measures the catalyst surface area directly Is made entirely of stainless steel None of these Operates at very high pressure Measures the catalyst surface area directly Is made entirely of stainless steel None of these Operates at very high pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Carbon particles accummulated on the catalyst used in the gas oil cracking lies in the category of __________ poison. Deposited Selectivity Chemisorbed Stability Deposited Selectivity Chemisorbed Stability 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 Consecutive Third order None of these Zero order Consecutive Third order None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is the most suitable for isothermal operation? Batch reactor Plug-flow reactor Fixed bed reactor Back-mix reactor Batch reactor Plug-flow reactor Fixed bed reactor Back-mix reactor ANSWER DOWNLOAD EXAMIANS APP
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