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? 2SO? + O? ? 2SO? 2NO? ? N?O? N? + O? ? 2NO 2O? ? 3O? 2SO? + O? ? 2SO? 2NO? ? N?O? ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The half life period of a first order reaction is Always the same irrespective of the reaction Dependent on initial concentration of the reactants Half the specific rate constant Proportional to the initial concentration of reactants Always the same irrespective of the reaction Dependent on initial concentration of the reactants Half the specific rate constant Proportional to the initial concentration of reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The energy of activation of a chemical reaction Is same as heat of reaction at constant pressure Varies as fifth power of the temperature Both B and C Is the minimum energy which the molecules must have before the reaction can take place Is same as heat of reaction at constant pressure Varies as fifth power of the temperature Both B and C Is the minimum energy which the molecules must have before the reaction can take place ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Promoter. Atlers the position of equilibrium in a reversible reaction All of these Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals Initiates a chemical reaction and is a catalyst by itself Atlers the position of equilibrium in a reversible reaction All of these Increases the number of active centres by increasing the unevenness of catalyst surface and by creating discontinuities in the crystals Initiates a chemical reaction and is a catalyst by itself ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For an isothermal second order aqueous phase reaction, A → B, the ratio of the time required for 90% conversion to the time required for 45% conversion is 4 22 11 2 4 22 11 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction requires two equal sized CSTR. The conversion is Same whether they are connected in series or in parallel More when they are connected in series Less when they are connected in series More when they are connected in parallel Same whether they are connected in series or in parallel More when they are connected in series Less when they are connected in series More when they are connected in parallel ANSWER DOWNLOAD EXAMIANS APP
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