Chemical Engineering - Chemical Reaction Engineering

16. 

The synthesis of proteins and metabolism in biological objects occur in the presence of biocatalyst called

A. a ferment or an enzyme
B. haemoglobin
C. fungi
D. none of these

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

17. 

Pick out the wrong statement.

A. A particular chemical reaction is more temperature sensitive at low temperatures.
B. A very high value of equilibrium constant, K (K >> 1) indicates that the reaction is practically irreversible in nature.
C. The intercept of the Arrhenious plot is called the 'activation energy'.
D. Non-ideal flow takes place in reactors due to recycling, channeling or by creation of stagnant regions.

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

18. 

Kinetics of a catalytic reaction can be best studied on a/an __________ reactor.

A. mixed
B. integral (plug flow)
C. differential (flow)
D. either (a), (b) and (c).

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

19. 

In case of a __________ reactor, the composition in the reactor and at the exit of the reactor is the same.

A. semi-batch
B. tubular
C. batch
D. back-mix

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.

20. 

Exothermic reactions are best carried out in

A. a CSTR.
B. CSTR in series.
C. a plug flow reactor followed by CSTR.
D. CSTR followed by a plug flow reactor.

Answer: Option D

Explanation:

No answer description available for this question. Let us discuss.