Chemical Reaction Engineering Holding time for flow reactors is __________ the space time, for constant fluid density Double None of these Triple Equal to Double None of these Triple Equal to ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst loses its activity due to Covering of the catalytic active sites by a foregin substance Agglomeration of metal particles caused by thermal sintering of the solid surface All of these Loss in surface area of the active component Covering of the catalytic active sites by a foregin substance Agglomeration of metal particles caused by thermal sintering of the solid surface All of these Loss in surface area of the active component ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of reaction does not decrease appreciably as the reaction proceeds in case of __________ reactions. Autocatalytic Exothermic Autothermal Endothermic Autocatalytic Exothermic Autothermal Endothermic 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 Both A and B Single CSTR is the most suitable Batch reactor is preferred over a single CSTR for high yield Tubular reactor is preferred over a single CSTR for high yield Both A and B Single CSTR is the most suitable Batch reactor is preferred over a single CSTR for high yield Tubular reactor is preferred over a single CSTR for high yield ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the order of a chemical reaction whose rate is deter-mined by the variation of one concentration term only? Second Third Zero First Second Third Zero First ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering From Arhenius law, a plot of loge K versus 1/T gives a straight line with a slope of (-E/R). The unit of E/R is K cal K cal/°K K cal. °K °K K cal K cal/°K K cal. °K °K ANSWER DOWNLOAD EXAMIANS APP
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