Engineering Questions with Answers - Multiple Choice Questions

Chemical Industry MCQ’s – Synthetic Organic Chemical – Bhc

1 - Question

What are the raw materials needed for the manufacture of BHC?
a) Benzene+chlorine
b) Benzene+Bromine
c) Ethanol+Benzene
d) Benzene
View Answer Answer: a
Explanation: The raw materials for BHC manufacture are benzene and chlorine. Ethanol and benzene are used for the manufacture of DDT.

2 - Question

How is chlorination done in manufacture of BHC?
a) By Infrared rays
b) By UV light
c) By sulphur as catalyst
d) Adding NaOH
View Answer Answer: b
Explanation: The crux of the process involves the use of a source of free radicals such as ultraviolet light to produce an addition chlorination reaction.

3 - Question

Benzene and chlorine are passed in a tubular reactor during manufacture of BHC.
a) True
b) False
View Answer Answer: a
Explanation: Benzene and chlorine are passed into a cooled reactor containing a light well or through a tubular reactor with fluorescent lamp mounted on the axis in a protective tube.

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