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 21 of 42

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Q201.
Isotopes are atoms having the same

a.

mass number

b.

number of neutrons

c.

atomic mass

d.

none of these

Discuss
Answer: (d).none of these
Q202.
500 c.c. each of hydrogen at 700 mm Hg pressure and oxygen at 600 mm Hg pressure are put together in a vessel of 1 litre capacity. The final pressure of the gas mixture will be __________ mm Hg.

a.

650

b.

700

c.

600

d.

375

Discuss
Answer: (a).650
Q203.
Which of the following terms of Vander Walls equation of state for a non-ideal gas accounts for intermolecular forces ?

a.

RT

b.

(p + a/V²)

c.

(V - b)

d.

1/RT

Discuss
Answer: (a).RT
Q204.
What is the simplest formula of a compound containing 50% of element A (atomic weight = 10) and 50% of element B (atomic weight = 20) ?

a.

AB₃

b.

A₂B₃

c.

A₂B

d.

AB₂

Discuss
Answer: (a).AB₃
Q205.
Disappearance of snow in subzero weather exemplifies the process of

a.

evaporation

b.

sublimation

c.

vaporisation

d.

melting

Discuss
Answer: (b).sublimation
Q206.
A gas mixture contains 6 moles of H₂ and 2 moles of N₂. If the total pressure of the gaseous mixture is 4 kgf/cm² ; then the partial pressure of N₂ in the mixture will be __________ kgf/cm² .

a.

1

b.

2

c.

4

d.

8

Discuss
Answer: (a).1
Q207.
How much O₂ can be obtained from 90 kg of water ?

a.

32 kg

b.

80 kg

c.

64 kg

d.

90 kg

Discuss
Answer: (b).80 kg
Q208.
The boiling points for pure water and pure toluene are 100°C and 110.6°C respectively. Toluene and water are completely immiscible in each other. A well agitated equimolar mixture of toluene and water are prepared. The temperature at which the above mixture will exert a pressure of one standard atm. is

a.

less than 100°C

b.

100°C

c.

between 100 and 110°C

d.

110.6°C

Discuss
Answer: (c).between 100 and 110°C
Q209.
A solution of specific gravity 1 consists of 35% A by weight and the remaining B. If the specific gravity of A is 0.7, the specific gravity of B is

a.

1.25

b.

1.3

c.

1.35

d.

1.2

Discuss
Answer: (d).1.2
Q210.
In a binary liquid system, the composition expressed as __________ is independent of the temperature & pressure.

a.

kg of solute/kg of solvent

b.

kg-mole of solute/kg-mole of solvent

c.

kg-mole of solute/1000 kg of solvent

d.

all (a), (b) & (c)

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