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 42 of 64

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Q411.
Phthalic anhydride is made by the

a.

oxidation of naphthalene.

b.

oxidation of benzene.

c.

dehydrogenation of ethyl benzene.

d.

none of these.

Discuss
Answer: (a).oxidation of naphthalene.
Q412.
RDX (an explosive), which is more sensitive but less toxic than TNT, is chemically

a.

cyclo trimethylene trinitramine.

b.

trinitro resorcinol.

c.

cyclo tetramethylene tetranitramine.

d.

trinitro benzene.

Discuss
Answer: (a).cyclo trimethylene trinitramine.
Q413.
In the production of soda ash by Solvay process, the by-product is

a.

CaCl₂

b.

NH₄Cl

c.

NH₃

d.

NaOH

Discuss
Answer: (a).CaCl₂
Q414.
The ideal pulp for the manufacture of paper should have high __________ content.

a.

cellulose

b.

lignin

c.

both (a) & (b)

d.

none of these

Discuss
Answer: (a).cellulose
Q415.
At very high concentration of enzymes, the rate of fermentation chemical reaction is __________ the concentration of reactants.

a.

independent of

b.

directly proportional to

c.

inversely proportional to

d.

proportional to the square of

Discuss
Answer: (a).independent of
Q416.
Which of the following is a constituent of vinegar ?

a.

Around 10% alcohol

b.

Around 1% acetic acid

c.

Both (a) and (b)

d.

Neither (a) nor (b)

Discuss
Answer: (c).Both (a) and (b)
Q417.
During the manufacture of sulphuric acid, the temperature of molten sulphur is not increased beyond 160°C, as

a.

it is very corrosive at elevated temperature.

b.

its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced).

c.

it decomposes on further increasing the temperature.

d.

none of these.

Discuss
Answer: (b).its viscosity is not reduced on further heating (hence pressure drop on pumping it, cannot be further reduced).
Q418.
Pick out the wrong statement.

a.

Pasteurisation of milk involves moderate heating followed by cooling.

b.

Bakeries and breweries make use of yeasts.

c.

Enzyme is a complex nitrogenous compound.

d.

Oils and fats are alkaloids.

Discuss
Answer: (d).Oils and fats are alkaloids.
Q419.
Which of the following, when pyrolysed, produces perchloro-ethylene ?

a.

Ethylene dichloride

b.

Chlorobenzene

c.

Carbon tetrachloride

d.

Chlorinated paraffin

Discuss
Answer: (c).Carbon tetrachloride
Q420.
Chemical name of aspirin (an analgesic drug) is

a.

acetylsalicylic acid

b.

nictonic acid

c.

calcium acetate

d.

methyl salicylate

Discuss
Answer: (a).acetylsalicylic acid
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