Chemical Reaction Engineering A catalyst inhibitor May be useful for suppressing undesirable side reactions Lessens its selectivity Is added in small quantity during the catalyst manufacture itself All of these May be useful for suppressing undesirable side reactions Lessens its selectivity Is added in small quantity during the catalyst manufacture itself All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A backmix reactor Is same as ideal stirred tank reactor Is most suitable for gas phase reaction Employs mixing in axial direction only Is same as plug-flow reactor Is same as ideal stirred tank reactor Is most suitable for gas phase reaction Employs mixing in axial direction only Is same as plug-flow reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An isothermal aqueous phase reversible reaction, P ⇋ R, is to be carried out in a mixed flow reactor. The reaction rate in k.mole/m³ .h is given by, r = 0.5CP - 0.125CR. A stream containing only P enters the 1.60 0.80 1.33 2.67 1.60 0.80 1.33 2.67 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 ∝ 1/an - 1 T ∝ 1/an + 1 T ∝ 1/an T ∝ an T ∝ 1/an - 1 T ∝ 1/an + 1 T ∝ 1/an T ∝ an ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering __________ is the controlling step in a highly temperature sensitive fluid-solid non-catalytic reaction. Gas film diffusion None of these Chemical reaction Ash diffusion Gas film diffusion None of these Chemical reaction Ash diffusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of physical adsorption, the heat of adsorption is of the order of __________ kcal/kg.mole. 100 100000 10000 1000 100 100000 10000 1000 ANSWER DOWNLOAD EXAMIANS APP
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