Chemical Reaction Engineering In a semi-batch reactor Both the reactants flow counter-currently Velocity of reaction can be controlled Maximum conversion can be controlled Residence time is constant Both the reactants flow counter-currently Velocity of reaction can be controlled Maximum conversion can be controlled Residence time is constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The energy of activation of a chemical reaction Varies as fifth power of the temperature Is the minimum energy which the molecules must have before the reaction can take place Both B and C Is same as heat of reaction at constant pressure Varies as fifth power of the temperature Is the minimum energy which the molecules must have before the reaction can take place Both B and C Is same as heat of reaction at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The dimensions of rate constant for reaction 3A → B are (l/gm mole)/min. Therefore the reaction order is 1 3 2 1 3 2 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. Selectivity Chemisorbed Stability Deposited Selectivity Chemisorbed Stability Deposited ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following gaseous phase reactions, the equilibrium of the reaction remains unaffacted by pressure changes ? N? + O? ? 2NO 2O? ? 3O? 2NO? ? N?O? 2SO? + O? ? 2SO? N? + O? ? 2NO 2O? ? 3O? 2NO? ? N?O? 2SO? + O? ? 2SO? ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Organic catalysts differ from the inorganic catalyst in the sense that the former is Active at very high temperature only Active at cryogenic temperatures only Proteinous in nature Prohibitively costly Active at very high temperature only Active at cryogenic temperatures only Proteinous in nature Prohibitively costly ANSWER DOWNLOAD EXAMIANS APP
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