Chemical Reaction Engineering When a high liquid hold up is required in a reactor for gas liquid reaction, use __________ coloumn. Bubble Tray Packed Spray Bubble Tray Packed Spray ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering There is no correspondence between stoichiometry and the rate equation in case of a/an __________ reaction. Multiple Non-elementary Autocatalytic Elementary Multiple Non-elementary Autocatalytic Elementary ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reactions of high molecularity are rare, because Of requirement of very large concentration for such reactions Of very large activation energy of many bodies Of low probability of many body collisions Many body collisions are not favoured energetically Of requirement of very large concentration for such reactions Of very large activation energy of many bodies Of low probability of many body collisions Many body collisions are not favoured energetically ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b Use batch reactor or plug flow reactor, when a > b Use CSTR with a high conversion, when a > b Use high pressure and eliminate inerts, when a > b Avoid recycle, when a > b Use batch reactor or plug flow reactor, when a > b Use CSTR with a high conversion, when a > b Use high pressure and eliminate inerts, when a > b Avoid recycle, when a > b ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Specific rate constant for a second order reaction Depends on the nature of the reactants Both B and C Varies with temperature Is independent of temperature Depends on the nature of the reactants Both B and C Varies with temperature Is independent of temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the rate of a chemical reaction becomes slower at a given temperature, then the Free energy of activation is lower Free energy of activation is higher Initial concentration of the reactants remains constant Entropy changes Free energy of activation is lower Free energy of activation is higher Initial concentration of the reactants remains constant Entropy changes ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS