A P.F. reactor in series
A P.F. reactor in parallel
More CSTR’s in series
More CSTR’s in parallel
✅ The correct answer is option C.
Chemical Engineering MCQs
In a/an __________ vessel, the fluid enters and leaves following plug flow.
Open
Closed
Open-closed
Close-opened
✅ The correct answer is option B.
Which of the following factors control the deactivation of a porous catalyst pellet?
Decay reactions
Pore diffusion
Form of surface attack by poison
All of the above
✅ The correct answer is option D.
A first order irreversible reaction, A → B is carried out separately in a constant volume as well as in a variable volume reactor for a particular period. It signifies that __________ in the two reactors.
Both conversion as well as concentration are same
Conversion in both will be the same but concentrations will be different
Both the conversion as well as concentrations will be different
None of these
✅ The correct answer is option B.
For the gaseous reaction 2A → B, where the feed consists of 50 mole % A and 50 mole % inerts, the expansion factor is
1
-0.5
-0.25
0
✅ The correct answer is option C.
The synthesis of proteins and metabolism in biological objects occur in the presence of biocatalyst called
A ferment or an enzyme
Haemoglobin
Fungi
None of these
✅ The correct answer is option C.
Which of the following is a characteristic of an ideal plug flow reactor?
Axial dispersion
Flat velocity profile
Uniform mixing
None of these
✅ The correct answer is option B.
The reaction in which the rate equation corresponds to a stoichiometric equation, is called a/an __________ reaction.
Elementary
Non-elementary
Parallel
Autokinetic
✅ The correct answer is option A.
Which of the following is a controlling factor in very fast heterogeneous reaction?
Heat and mass transfer effects
Pressure
Temperature
Composition of reactant
✅ The correct answer is option A.
In which of the following gaseous phase reversible reactions, the product yield can not be increased by the application of high pressure?
N₂ + O₂ ⇋ 2NO
PCl3 + Cl₂ ⇋ PCl5
N + 3H₂ ⇋ 2NH₃
2SO₂ + O₂ ⇋ 2SO₃
✅ The correct answer is option A.