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 33 of 42

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Q321.
The heat of adsorption of a gas caused by Van der Walls forces of attraction and capillarity is equal to the heat of

a.

normal condensation.

b.

wetting.

c.

sum of (a) and (b).

d.

difference of (a) and (b).

Discuss
Answer: (c).sum of (a) and (b).
Q322.
The pressure of 'V' litres of a dry gas is increased from 1 to 2 kgf/cm² at a constant temperature. The new volume will become

a.

V/2

b.

2V

c.

V/4

d.

V²

Discuss
Answer: (a).V/2
Q323.
1 torr is equivalent to

a.

1 mm Hg

b.

1 Pascal

c.

1 ata

d.

1 mm wc

Discuss
Answer: (a).1 mm Hg
Q324.
Roult's law is obeyed by a __________ solution.

a.

saturated

b.

molar

c.

normal

d.

none of these

Discuss
Answer: (d).none of these
Q325.
The osmotic pressure of a solution is directly proportional to the

a.

lowering of vapor pressure.

b.

molecular concentration of the solute.

c.

absolute temperature of a given concentration.

d.

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

Discuss
Answer: (d).all (a), (b) and (c).
Q326.
Which of the following is not a unit of pressure?

a.

Parsec

b.

Kilo-pascal

c.

Bar

d.

Newton/metre²

Discuss
Answer: (a).Parsec
Q327.
The temperature of a gas in a closed container is 27° C. If the temperature of the gas is incresed to 300° C, then the pressure exerted is

a.

doubled.

b.

halved.

c.

trebled.

d.

unpredictable.

Discuss
Answer: (d).unpredictable.
Q328.
Isotonic solutions must have the same

a.

viscosity

b.

molar concentration

c.

normality

d.

critical temperature

Discuss
Answer: (b).molar concentration
Q329.
The vapor pressures of benzene and toluene are 3 and 4/3 atmospheres respectively. A liquid feed of 0.4 moles of benzene and 0.6 moles of toluene is vapourised. Assuming that the products are in equilibrium, the vapor phase mole fraction of benzene is

a.

0.4

b.

0.6

c.

0.8

d.

0.2

Discuss
Answer: (b).0.6
Q330.
__________ kg of CaCO₃ on heating will give 56 kg of CaO.

a.

56 .

b.

100

c.

144

d.

1000

Discuss
Answer: (b).100
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