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.
'Cox' chart which is useful in the design of a distillation column (particularly suitable for petroleum hydrocarbons) is a plot of the

a.

temperature vs. log (vapor pressure).

b.

vapor pressure vs. log (temperature).

c.

log (temperature) vs. log (vapor pressure).

d.

vapor pressure vs. temperature.

Discuss
Answer: (a).temperature vs. log (vapor pressure).
Q202.
Boiling point of a non-homogeneous mixture of immiscible liquids is __________ that of any one of its separate components.

a.

lower than

b.

higher than

c.

equal to

d.

either (a) or (b); depends on the liquids

Discuss
Answer: (a).lower than
Q203.
A vapor whose partial pressure is less than its equilibrium vapor pressure is called a __________ vapor.

a.

saturated

b.

supersaturated

c.

superheated

d.

none of these

Discuss
Answer: (c).superheated
Q204.
Sometimes, in chemical processes, a part of the outlet stream is rejected as waste in order to keep the impurity level in the system within limits. This phenomenon is termed as the

a.

recycling

b.

purging

c.

bypassing

d.

recirculation

Discuss
Answer: (b).purging
Q205.
The density of a gas at N.T.P.is 'ρ'. Keeping the pressure constant (i.e. 760 mm Hg), the 3 density of the gas will become 3/4 (0.75ρ)at a temperature of __________ °K

a.

273°

b.

300°

c.

400°

d.

300°

Discuss
Answer: (c).400°
Q206.
A gas occupies a volume of 283 c.c at 10°C. If it is heated to 20°C at constant pressure, the new volume of the gas will be __________ c.c.

a.

283

b.

566

c.

293

d.

141.5

Discuss
Answer: (c).293
Q207.
In the reaction, represented by Naβ‚‚CO₃ + HCl β†’ NaHO₃ + NaCl, the equivalent weight of Naβ‚‚CO₃ is

a.

53

b.

5.3

c.

106

d.

10.6

Discuss
Answer: (c).106
Q208.
The number of water molecules present in a drop of water weighing 0.018 gm is 6.023 x __________

a.

10²βΆ

b.

10²³

c.

10²β°

d.

10¹βΉ

Discuss
Answer: (c).10²β°
Q209.
The density of a liquid is 1500 kg/m³. Its value in gin/litre will be equal to

a.

1.5

b.

15

c.

150

d.

1500

Discuss
Answer: (d).1500
Q210.
The heat of vaporisation __________ with increase in pressure.

a.

increases

b.

decreases

c.

becomes zero at critical pressure

d.

both (b) and (c)

Discuss
Answer: (d).both (b) and (c)
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