Chemical Reaction Engineering Semibatch reactor is preferred, when a/an A highly exothermic reaction is to be controlled Undersirable side reaction (at high concentration of one of the reactants) is to be avoided A gas is to be reacted with liquid (e.g. hydrogenation of fat) All of these A highly exothermic reaction is to be controlled Undersirable side reaction (at high concentration of one of the reactants) is to be avoided A gas is to be reacted with liquid (e.g. hydrogenation of fat) All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following will give maximum gas conversion? Semi-fluidised bed reactor Fluidised bed reactor Fixed bed reactor Plug-flow catalytic reactor Semi-fluidised bed reactor Fluidised bed reactor Fixed bed reactor Plug-flow catalytic reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A reaction in which one of the products of reaction acts as a catalyst is called a/an __________ reaction. None of these Catalytic Photochemical Autocatalytic None of these Catalytic Photochemical Autocatalytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reactions of high molecularity are rare, because Of low probability of many body collisions Of requirement of very large concentration for such reactions Many body collisions are not favoured energetically Of very large activation energy of many bodies Of low probability of many body collisions Of requirement of very large concentration for such reactions Many body collisions are not favoured energetically Of very large activation energy of many bodies ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A rise in temperature All of these Normally tends to increase the reaction rate Does not affect photo-chemical reaction rates Does not affect a catalysed reaction All of these Normally tends to increase the reaction rate Does not affect photo-chemical reaction rates Does not affect a catalysed reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half-life period for a first order reaction is __________ the initial concentration of the reactant. Independent of Inversely proportional to Directly proportional to None of these Independent of Inversely proportional to Directly proportional to None of these ANSWER DOWNLOAD EXAMIANS APP
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