Mixing takes place in axial direction only
Velocity of reaction can be controlled
Condition similar to plug flow reactor exists
Residence time is constant
✅ The correct answer is option B.
Chemical Engineering MCQs
Vegetable oils are hydrogenated in a __________ reactor.
Slurry
Plug flow
Homogeneous catalytic
None of these
✅ The correct answer is option A.
Which of the following is not endothermic in nature?
Combustion of sulphur
Gasification of carbon
Thermal cracking of fuel oil
Steam reforming of naphtha
✅ The correct answer is option A.
The optimum performance for reactors operating in parallel is obtained when the feed stream is distributed in such a way, that the
Space time for each parallel line is same
Space time for parallel lines is different
Larger reactors have more space time compared to smaller ones
None of these
✅ The correct answer is option A.
The ratio of volume of mixed reactor to the volume of P.F.R. (for identical flow rate, feed composition and conversion) for zero order reaction is
∞
0
1
> 1
✅ The correct answer is option C.
For high conversion in a highly exothermic solid catalysed reaction, use a __________ bed reactor.
Fixed
Fluidised bed reactor followed by a fixed
Fixed bed reactor followed by a fluidised
Fluidised
✅ The correct answer is option B.
The reaction in which one of the products of reaction acts as a catalyst is called a/an __________ reaction.
Biochemical
Photochemical
Catalytic
Autocatalytic
✅ The correct answer is option D.
B.E.T. method of finding out surface area of a catalyst, uses the extension of __________ isotherm.
Langmuir
Freundlich
Tempkin
None of these
✅ The correct answer is option A.
Arrhenious equation represents graphically the variation between the __________ and temperature.
Rate of reaction
Frequency factor
Rate constant
Activation energy
✅ The correct answer is option C.