Chemical Reaction Engineering For series reaction, the relative yield Both A and C hold good Is always greater for plug-flow reactor than for the single CSTR of the same volume Statement in A is wrong Decreases with increasing conversion Both A and C hold good Is always greater for plug-flow reactor than for the single CSTR of the same volume Statement in A is wrong Decreases with increasing conversion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance. Chemical reaction Film diffusion Diffusion through ash layer Either A, B or C Chemical reaction Film diffusion Diffusion through ash layer Either A, B or C ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The experimentally determined overall order of the reaction, A + B → C + D, is two. Then the Reaction is elementary but the molecularity may not be 2 Molecularity of the reaction is 2, but the reaction may not be elementary Reaction may be elementary with molecularity of 2 Reaction is elementary with a molecularity of 2 Reaction is elementary but the molecularity may not be 2 Molecularity of the reaction is 2, but the reaction may not be elementary Reaction may be elementary with molecularity of 2 Reaction is elementary with a molecularity of 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is a controlling factor in very fast heterogeneous reaction? Heat and mass transfer effects Composition of reactant Temperature Pressure Heat and mass transfer effects Composition of reactant Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A back mix reactor is Suitable for gas phase reactions Ideal at very low conversion Same as plug flow reactor (PFR) Same as ideal stirred tank reactor Suitable for gas phase reactions Ideal at very low conversion Same as plug flow reactor (PFR) Same as ideal stirred tank reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate constant 'k' and absolute temperature 'T' are related by collision theory (for bimolecular) as k ∝ exp(-E/RT) k ∝ √T k ∝ T1.5 k ∝ T k ∝ exp(-E/RT) k ∝ √T k ∝ T1.5 k ∝ T ANSWER DOWNLOAD EXAMIANS APP