Chemical Process MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Chemical Process, a fundamental topic in the field of Basic Chemical Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Chemical Process MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Chemical Process mcq questions that explore various aspects of Chemical Process problems. Each MCQ is crafted to challenge your understanding of Chemical Process principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Basic Chemical Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Chemical Process MCQs are your pathway to success in mastering this essential Basic Chemical Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Chemical Process. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Chemical Process knowledge to the test? Let's get started with our carefully curated MCQs!

Chemical Process MCQs | Page 41 of 64

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Q401.
Parathion and Malathion are

a.

pesticides.

b.

plasticisers for unsaturated polysters.

c.

pain-relieving drugs (analgesic).

d.

tranquilisers.

Discuss
Answer: (a).pesticides.
Q402.
Transparent soaps (e.g. Pears) are

a.

usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency.

b.

metallic soaps with frothing agent and free stearic acid to achieve transparency.

c.

metallic soaps with frothing agent from which glycerine has not been recovered.

d.

none of these.

Discuss
Answer: (a).usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency.
Q403.
Raw material used in alcohol distilleries in India is

a.

molasses

b.

benzol

c.

methylated spirit

d.

none of these

Discuss
Answer: (a).molasses
Q404.
Oil produced by solvent extraction

a.

has low free fatty acid content.

b.

is odourless.

c.

both (a) &(b).

d.

neither (a) nor (b).

Discuss
Answer: (d).neither (a) nor (b).
Q405.
High acid value of an oil or fat is an indication of

a.

storage under improper conditions.

b.

absence of unsaturation.

c.

its smaller molecular weight.

d.

none of these.

Discuss
Answer: (a).storage under improper conditions.
Q406.
Yeast is used in the manufacture of

a.

pencillin

b.

antibiotics

c.

wine

d.

pasteurised milk

Discuss
Answer: (c).wine
Q407.
Liquefaction of gases can not be done by

a.

exchange of heat with colder stream.

b.

adiabatic expansion through a throttle valve (Joule-Thomson expansion).

c.

merely compressing it beyond critical pressure.

d.

adiabatic expansion against a piston or in a turbine.

Discuss
Answer: (c).merely compressing it beyond critical pressure.
Q408.
The metallic aluminium is obtained from pure alumina in the presence of fused cryolite by

a.

electrolysis

b.

electrolytic reduction

c.

electrolytic oxidation

d.

none of these

Discuss
Answer: (b).electrolytic reduction
Q409.
Bakelite is chemically known as

a.

polyvinyl chloride (PVC)

b.

polybutadiene

c.

phenol formaldehyde

d.

polyurathane

Discuss
Answer: (c).phenol formaldehyde
Q410.
Which of the following is a co-product during the manufacture of caustic soda by electrolysis of brine ?

a.

Na₂CO₃

b.

NaHCO₃

c.

H₂

d.

none of these

Discuss
Answer: (c).H₂
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