Chemical Reaction Engineering A catalyst is said to be a negative catalyst, ifit Retards the rate of reaction All of these Reduces the value of equilibrium constant Does not initiate the reaction Retards the rate of reaction All of these Reduces the value of equilibrium constant Does not initiate the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If n = overall order of a chemical reaction. a = initial concentration of reactant. t = time required to complete a definite fraction of the reaction. Then pick out the correct relationship. T ∝ an T ∝ 1/an - 1 T ∝ 1/an T ∝ 1/an + 1 T ∝ an T ∝ 1/an - 1 T ∝ 1/an T ∝ 1/an + 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In autocatalytic reactions, One of the reactants acts as a catalyst Catalysts have very high selectivity No catalyst is used One of the products acts as a catalyst One of the reactants acts as a catalyst Catalysts have very high selectivity No catalyst is used One of the products acts as a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The exit age distribution of fluid leaving a vessel is used to know the Reaction mechanism None of these Activation energies of a reaction Extent of non-ideal flow in the vessel Reaction mechanism None of these Activation energies of a reaction Extent of non-ideal flow in the vessel ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of reaction of a/an __________ reaction is not affected by temperature rise. Autocatalytic Zero order Consecutive Photochemical Autocatalytic Zero order Consecutive Photochemical ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a solid catalysed chemical reaction, the effectiveness of solid catalyst depends upon the __________ adsorption. Chemical Neither A nor B Both A and B Physical Chemical Neither A nor B Both A and B Physical ANSWER DOWNLOAD EXAMIANS APP
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