Explore topic-wise MCQs in Technology.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Technology knowledge and support exam preparation. Choose a topic below to get started.

1.

What are the impurities present in the acrylonitrile column in the manufacture of acrylonitrile from propylene-ammonia-air oxidation process?

A. Saturated alcohol
B. Saturated carboxylic isocyanide
C. Saturated carboxylic cyanohydrin
D. Dust particles
Answer» D. Dust particles
Discussion
2.

What are the by products produced in the manufacture of acrylonitrile from Propylene-ammonia-air oxidation process?

A. Cumene and acetone
B. Cumene and acetonitrile
C. Acetonitrile and hydrogen cyanide
D. Cumene and hydrogen cyanide
Answer» D. Cumene and hydrogen cyanide
Discussion
3.

Which catalyst is used in the manufacture of acrylonitrile from propylene-ammonia-air oxidation process?

A. Molybdenum-bismuth
B. Molybdenum
C. Silver
D. Iron
Answer» B. Molybdenum
Discussion
4.

Reaction kinetics is the major engineering problem in the manufacture of acrylonitrile.

A. True
B. False
Answer» B. False
Discussion
5.

Which method is used for the manufacture of industrial acrylonitrile?

A. Propylene-ammonia-air oxidation process
B. Catalytic dehydrogenation of isopropanol
C. Propylene alkylation of benzene
D. Contact process
Answer» B. Catalytic dehydrogenation of isopropanol
Discussion