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 52 of 64

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Q511.
The enzyme which converts starch into the disacharides maltose is

a.

diastase

b.

maltase

c.

yeast

d.

none of these

Discuss
Answer: (a).diastase
Q512.
Pick out the false statement pertaining to water treatment.

a.

Aeration of water is effective in CO₂ removal.

b.

The zeolite water softening process reduces the hardness of water by not more than 50%.

c.

Sodium sulphate or sodium carbonate do not cause hardness in water.

d.

Water with pH value less than 7, is acidic.

Discuss
Answer: (b).The zeolite water softening process reduces the hardness of water by not more than 50%.
Q513.
Presence of H₂S in raw water (to be chlorinated) results in the

a.

reduced softening capacity of zeolite.

b.

increased dosage of chlorine to provide a disinfecting residual in the water.

c.

easy removal of its hardness.

d.

none of these.

Discuss
Answer: (b).increased dosage of chlorine to provide a disinfecting residual in the water.
Q514.
Contact process of sulphuric acid manufacture

a.

yields acid of higher concentration than chamber process.

b.

yields acids of lower concentration than chamber process.

c.

is obsolete.

d.

eliminates absorber.

Discuss
Answer: (a).yields acid of higher concentration than chamber process.
Q515.
Nylon-6 as compared to Nylon-66 is having higher

a.

hardness

b.

abrasion/resistance

c.

melting point

d.

none of these

Discuss
Answer: (d).none of these
Q516.
Digestion of wood-base materials (for manufacture of pulp) is done to

a.

remove lignin.

b.

produce long fibres.

c.

prevent deterioration on storage.

d.

none of these.

Discuss
Answer: (a).remove lignin.
Q517.
Soap cannot be used with hard water, because

a.

hard water contains sulphate.

b.

they form insoluble calcium soaps which precipitate.

c.

they attract back the removed dirt.

d.

none of these.

Discuss
Answer: (b).they form insoluble calcium soaps which precipitate.
Q518.
Which of the following is not an antibiotic ?

a.

Penicillin

b.

Streptomycin

c.

Tetracyclin

d.

Quinine

Discuss
Answer: (d).Quinine
Q519.
The most reactive allotropic form of phosphorus is __________ phosphorus.

a.

red

b.

yellow

c.

violet

d.

black

Discuss
Answer: (b).yellow
Q520.
Flux addition during smelting of ore is done to

a.

remove impurities/gangue.

b.

enhance rate of reaction.

c.

accelerate reduction of ore.

d.

separate slag from metal.

Discuss
Answer: (a).remove impurities/gangue.
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