Explore topic-wise MCQs in Chemical Reaction Engineering.

This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Reaction Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

Constant volume batch reactors are the widely used industrial batch reactors.

A. True
B. False
Answer» B. False
Discussion
2.

For the following reaction, calculate A, containing 50% A and 50% inerts.

A. 0.5
B. 1.5
C. 2.5
D. 0.75
Answer» C. 2.5
Discussion
3.

Calculate the value of A of gas for the following isothermal gas phase reaction.
(Assuming pure A)

A. n t tA 4R
B. 1
C. 2
D. 3
E. 4
Answer» D. 3
Discussion
4.

Design equation for varying volume system is ______

A. t = ( int_0^{XA} frac{dXA}{-rA A} )
B. t = ( int_0^{XA} frac{dXA}{CA0} )
C. t = ( int_0^{XA} frac{dXA}{NA0} )
D. t = CA0 ( int_0^{XA} frac{dXA}{-rA(1+XA A)} )
Answer» E.
Discussion
5.

Most suitable reactor for pharmaceutical industry is ______

A. MFR
B. PFR
C. Batch reactor
D. PBR
Answer» D. PBR
Discussion
6.

The design equation for constant volume batch reactor in terms of partial pressure is (Assuming the gases to be ideal)

A. r<sub>i</sub> = ( frac{1}{RT} frac{dpi}{dt} )
B. r<sub>i</sub> = ( frac{V}{RT} frac{dpi}{dt} )
C. r<sub>i</sub> = ( frac{PV}{RT} frac{dCi}{dt} )
D. r<sub>i</sub> = V ( frac{dCi}{dt} )
Answer» B. r<sub>i</sub> = ( frac{V}{RT} frac{dpi}{dt} )
Discussion
7.

The design equation for Batch reactor in integral form is _____

A. t = NA0 ( int_0^{XA} frac{dXA}{-r_A} )
B. t = ( int_0^{XA} frac{dXA}{-r_A} )
C. t = NA0 ( int_0^{XA} frac{dXA}{-r_{AV}} )
D. t = ( int_0^{XA} frac{dXA}{-r_{AV}} )
Answer» D. t = ( int_0^{XA} frac{dXA}{-r_{AV}} )
Discussion
8.

The design equation for Batch reactor in differential form is _______

A. NA0 ( frac{dXA}{dt} ) = -r<sub>A</sub> V
B. ( frac{dXA}{dt} ) = -r<sub>A</sub>
C. ( frac{dXA}{dt} ) = -r<sub>A</sub>V
D. NA0 ( frac{dXA}{dt} ) = -r<sub>A</sub>
Answer» B. ( frac{dXA}{dt} ) = -r<sub>A</sub>
Discussion