Chemical Reaction Engineering Sum of the powers of the concentration terms in the rate equation is called the __________ of the reaction. Order Overall order Molecularity None of these Order Overall order Molecularity None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of decomposition of a liquid 'A' by irreversible first order reaction is 12 minutes. The time required for 75% conversion of 'A' is __________ minutes. 18 6 24 12 18 6 24 12 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The equilibrium constant of chemical reaction __________ in the presence of catalyst. Remains unaffected Decreases Can either increase or decrease (depends on the type of catalyst) Increases Remains unaffected Decreases Can either increase or decrease (depends on the type of catalyst) Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If helium is introduced in a reactor containing O₂, SO₂ and SO₃ at equilibrium, so that total pressure increases while volume and temperature remains constant. In this case the dissociation of SO₃ (as per Le Chatlier principle) Changes unpredictably Remains unaltered Increases Decreases Changes unpredictably Remains unaltered Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Promoter is added to the catalyst to improve its Surface area Porosity None of these Sensitivity Surface area Porosity None of these Sensitivity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A stirred tank reactor compared to tubular-flow reactor provides All of these Permits operation at the optimum temperature for a long reaction time Higher overall selectivity for a first order consecutive reaction More uniform operating conditions All of these Permits operation at the optimum temperature for a long reaction time Higher overall selectivity for a first order consecutive reaction More uniform operating conditions ANSWER DOWNLOAD EXAMIANS APP