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 24 of 42

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Q231.
According to the kinetic theory, the thermal conductivity of a monoatomic gas is proportional to

a.

T

b.

T^0.5

c.

T^1.5

d.

T²

Discuss
Answer: (b).T^0.5
Q232.
Volume occupied by one gm mole of a gas at S.T.P. is

a.

22.4 litres

b.

22400 litres

c.

22.4 c.c

d.

359 litres

Discuss
Answer: (a).22.4 litres
Q233.
80 kg of Na₂SO₄ (molecular weight = 142) is present in 330 kg of an aqueous solution. The solution is cooled such that. 80 kg of Na₂SO₄ .10H₂O crystals separate out. The weight fraction of Na₂SO₄ in the remaining solution is

a.

0.00

b.

0.18

c.

0.24

d.

1.00

Discuss
Answer: (b).0.18
Q234.
Atmospheric pressure corresponds to a hydrostatic head of

a.

13.6 cms of Hg

b.

34 ft ofH₂O

c.

1 metre of H₂O

d.

13.6 metres of Hg

Discuss
Answer: (b).34 ft ofH₂O
Q235.
At a temperature of 0°K, the molecules of a gas have only __________ energy.

a.

rotational

b.

vibrational

c.

translational

d.

none of these

Discuss
Answer: (c).translational
Q236.
A butane isomerisation process produces 70 kmole/hr of pure isobutane. A purge stream removed continuously, contains 85% n-butane and 15% impurity (mole%). The feed stream is n-butane containing 1% impurity (mole%). The flow rate of the purge stream will be

a.

3 kmole/hr

b.

4 kmole/hr

c.

5 kmole/hr

d.

6 kmole/hr

Discuss
Answer: (c).5 kmole/hr
Q237.
"The equilibrium value of the mole fraction of the gas dissolved in a liquid is directly proportional to the partial pressure of that gas above the liquid surface". This statement pertaining to the solubility of gases in liquid is the __________ law.

a.

Raoult's

b.

Henry's

c.

Amgat's

d.

none of these

Discuss
Answer: (b).Henry's
Q238.
Na₂SO₄. 10H₂O crystals are formed by cooling 100 Kg of 30% by weight aqueous solution of Na₂SO₄. The final concentration of the solute in the solution is 10%. The weight of crystals is

a.

20

b.

32.2

c.

45.35

d.

58.65

Discuss
Answer: (d).58.65
Q239.
Which of the following gases will have the- highest kinetic energy per mole at the same pressure & temperature ?

a.

Chlorine

b.

Nitrogen

c.

Ethane

d.

All the gases will have the same KE

Discuss
Answer: (d).All the gases will have the same KE
Q240.
What fraction of the total pressure is exerted by oxygen, if equal weights of oxygen and methane are mixed in an empty vessel at 25°C ?

a.

2/3

b.

1/3

c.

1/2

d.

1/3 x 298/273

Discuss
Answer: (b).1/3
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