Chemical Reaction Engineering For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a __________ reactor. Stirred tank Batch Tubular flow Fixed bed Stirred tank Batch Tubular flow Fixed bed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate constant 'k' and absolute temperature 'T' are related by collision theory (for bimolecular) as k ∝ T1.5 k ∝ T k ∝ √T k ∝ exp(-E/RT) k ∝ T1.5 k ∝ T k ∝ √T k ∝ exp(-E/RT) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Collision theory gives the rate constant for bimolecular reaction as K α e-E/RT K α eE/RT K α √T.e-E/RT None of these K α e-E/RT K α eE/RT K α √T.e-E/RT None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate determining step in a reaction consisting of a number of steps in series is the __________ step. Intermediate Data insufficient; can't be predicted Fastest Slowest Intermediate Data insufficient; can't be predicted Fastest Slowest ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is a characteristic of an ideal plug flow reactor? Uniform mixing None of these Axial dispersion Flat velocity profile Uniform mixing None of these Axial dispersion Flat velocity profile ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor (E) of a catalyst pellet is defined as, E = (actual rate within pore of catalyst/rate if notsnowed by pore diffusion) Effectiveness factor for a first order reaction is given by (where, T = Thiele modulus) Tan T/T Tan hT/tan T Tan hT/T None of these Tan T/T Tan hT/tan T Tan hT/T None of these ANSWER DOWNLOAD EXAMIANS APP
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