Stoichiometry MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Stoichiometry, 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 Stoichiometry 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 Stoichiometry mcq questions that explore various aspects of Stoichiometry problems. Each MCQ is crafted to challenge your understanding of Stoichiometry 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 Stoichiometry 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 Stoichiometry. 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 Stoichiometry knowledge to the test? Let's get started with our carefully curated MCQs!

Stoichiometry MCQs | Page 4 of 42

Discover more Topics under Basic Chemical Engineering

Q31.
Which of the following is the Claussius-Clayperon equation ?

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q32.
A flowsheet is given in the following figure. If the single pass once through conversion of A to B is 20%, then the rate of recycle R (molds/hr) is

a.

300

b.

400

c.

500

d.

600

Discuss
Answer: (c).500
Q33.
The equilibrium data of component A in the two phases B and C are given below. The estimate of Y for X = 4 by fitting a quadratic expression of a form Y = mX² for the above data is

a.

15.5

b.

16

c.

16.5

d.

17

Discuss
Answer: (c).16.5
Q34.
The reaction A + B → C has been conducted in a reactor as shown below. The number of balances (material) that can be made around the reactor are

a.

1

b.

2

c.

3

d.

4

Discuss
Answer: (c).3
Q35.
Acidity or alkanity of a solution is expressed by its pH value, which is defined as (where, [H⁺] = hydrogen ion concentration in the solution).

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (a).A
Q36.
Which equation is not an equation of state ?

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (c).C
Q37.
The reaction A + B → C has been conducted in a reactor as shown below. The number of boundaries around which material balance can be written, are

a.

1

b.

6

c.

3

d.

4

Discuss
Answer: (d).4
Q38.
Which of the following is not a colligative property ?

a.

Osmotic pressure

b.

Depression of freezing point

c.

Lowering of vapor pressure

d.

none of these.

Discuss
Answer: (d).none of these.
Q39.
Atoms of the same element, but of different masses are called

a.

isobars

b.

isotones

c.

isotopes

d.

none of these

Discuss
Answer: (c).isotopes
Q40.
If pH value of an acidic solution is decreased from 5 to 2, then the increase in its hydrogen ion concentration is __________ times.

a.

10

b.

100

c.

1000

d.

10000

Discuss
Answer: (c).1000
Page 4 of 42