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 4 of 64

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Q31.
In sulphate pulp manufacture, the pressure and temperature in the digestor is

a.

10 atm., 800 °C

b.

10 atm., 170-180°C

c.

1 atm., 170 - 180°C

d.

l atm., 800°C

Discuss
Answer: (b).10 atm., 170-180°C
Q32.
Zeolite removes both temporary as well as permanent hardness of water by precipitating calcium and magnesium present in water as insoluble zeolites. Used zeolite is regenerated by flushing with the solution of

a.

calcium sulphate

b.

sodium chloride

c.

sodium sulphate

d.

magnesium chloride.

Discuss
Answer: (b).sodium chloride
Q33.
Pick out the endothermic reaction out of the following.

a.

C + 1/2O₂ = CO

b.

CO + 3H₂ = CH₄ + H₂O

c.

CaCO₃ = CaO + CO₂

d.

CO + 1/2O₂ = CO₂

Discuss
Answer: (c).CaCO₃ = CaO + CO₂
Q34.
Pasteurisation of milk means

a.

removal of fatty and albuminous substance from it.

b.

killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics.

c.

inhibiting the growth of micro-organisms without killing them.

d.

none of these.

Discuss
Answer: (b).killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics.
Q35.
Fusion of bauxite and __________ produces high alumina cement.

a.

alum

b.

limestone

c.

coke

d.

quartz

Discuss
Answer: (b).limestone
Q36.
Sulphur addition in soap is done to

a.

improve the soap texture.

b.

cure pimples & dandruff.

c.

fasten lather formation.

d.

increase its cleansing action.

Discuss
Answer: (b).cure pimples & dandruff.
Q37.
Phosphate rock is a raw material for the manufacture of

a.

phosphoric acid

b.

phosphorous

c.

superphosphates

d.

all (a), (b) and (c)

Discuss
Answer: (d).all (a), (b) and (c)
Q38.
Mineral oils (e.g. petroleum oils) are preferred over fatty oils (e.g. mustard oil, ghee, tallow, palm oil, olive oil etc.) as a lubricant due to its

a.

poor oxidation stability and high gum forming tendency.

b.

greater tendency of decomposition at elevated temperature.

c.

hydrolysis tendency in presence of water.

d.

all (a), (b) and (c).

Discuss
Answer: (d).all (a), (b) and (c).
Q39.
Which of the following is not a raw material used for the manufacture of ordinary glass?

a.

Iron oxide

b.

Soda ash

c.

Limestone

d.

Silica

Discuss
Answer: (a).Iron oxide
Q40.
Esterification reaction

a.

produces soap.

b.

is reversible.

c.

is a reaction between an alcohol and an organic acid.

d.

all (a), (b) and (c).

Discuss
Answer: (d).all (a), (b) and (c).
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