Chemical Reaction Engineering The space time is equivalent to the holding time in a steady state mixed reactor for Gas reactions with changing no. of moles Variable fluid density systems Constant fluid density systems Non-isothermal gas reaction Gas reactions with changing no. of moles Variable fluid density systems Constant fluid density systems Non-isothermal gas reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction decreases by decreasing the Concentration of reactants Duration of reaction Temperature Pressure Concentration of reactants Duration of reaction Temperature Pressure 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 Single CSTR is the most suitable Both A and B Tubular reactor is preferred over a single CSTR for high yield Batch reactor is preferred over a single CSTR for high yield Single CSTR is the most suitable Both A and B Tubular reactor is preferred over a single CSTR for high yield Batch reactor is preferred over a single CSTR for high yield ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An exothermic reaction takes place in an adiabatic reactor. The product temperature __________ reactor feed temperature. May be greater or less than Is always greater than Is always equal to Is always less than May be greater or less than Is always greater than Is always equal to Is always less than ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the reversible reaction of the type, A + B ⇋ AB, in general 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 Both forward and backward reactions will be exothermic The combination reaction will be exothermic, while the dissociation reaction will be endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering BET apparatus Operates at very high pressure None of these Measures the catalyst surface area directly Is made entirely of stainless steel Operates at very high pressure None of these Measures the catalyst surface area directly Is made entirely of stainless steel ANSWER DOWNLOAD EXAMIANS APP