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 39 of 42

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Q381.
Recycling in a chemical process facilitates

a.

increased yield

b.

enrichment of product

c.

heat conservation

d.

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

Discuss
Answer: (d).all (a), (b) & (c)
Q382.
Kinetic theory of gases stipulates that, the

a.

energy is lost during molecular collisions.

b.

molecules possess appreciable volume.

c.

absolute temperature is a measure of the kinetic energy of molecules.

d.

none of these.

Discuss
Answer: (c).absolute temperature is a measure of the kinetic energy of molecules.
Q383.
Solutions having the same osmotic pressure are called __________ solutions.

a.

dilute

b.

ideal

c.

isotonic

d.

saturated

Discuss
Answer: (c).isotonic
Q384.
One micron is equal to __________ cm.

a.

10⁻²

b.

10⁻⁴

c.

10⁻⁶

d.

10⁻⁸

Discuss
Answer: (b).10⁻⁴
Q385.
A vapor that exists above its critical temperature is termed as a __________ vapor.

a.

saturated

b.

unsaturated

c.

gaseous

d.

sub-cooled

Discuss
Answer: (c).gaseous
Q386.
Colligative properties of a dilute solution are those which depend entirely upon the

a.

constitution of the solute.

b.

chemical composition of the solute.

c.

number of solute molecules contained in a given volume of the solvent.

d.

none of these.

Discuss
Answer: (a).constitution of the solute.
Q387.
For an ideal solution, the total vapor pressure varies __________ with the composition(expressed as mole fraction).

a.

inversely

b.

exponentially

c.

linearly

d.

negligibly

Discuss
Answer: (c).linearly
Q388.
Pick out the wrong statement.

a.

Atomic heat capacities of the crystalline solid elements are nearly constant and equal to 6.2 kcal/kg-atom according to the law of Petit and Dulong.

b.

Atomic heat capacities of all solid elements decrease greatly with decrease in temperature, approaching a value of zero at absolute zero temperature, when in the crystalline state.

c.

Generally, the heat capacities of compounds are lower in the liquid than in the solid state.

d.

The heat capacity of a heterogeneous mixture is an additive property, but when solutions are formed, this additive property may no longer exist.

Discuss
Answer: (c).Generally, the heat capacities of compounds are lower in the liquid than in the solid state.
Q389.
Measurement of the amount of dry gas collected over water from volume of moist gas is based on the

a.

Charle's law.

b.

Dalton's law of partial pressures.

c.

Avogadro's hypothesis.

d.

Boyle's law.

Discuss
Answer: (b).Dalton's law of partial pressures.
Q390.
In physical adsorption, as compared to chemisorption, the

a.

quantity adsorbed per unit mass is higher.

b.

rate of adsorption is controlled by the resistance to surface reaction.

c.

activation energy is very high.

d.

heat of adsorption is very large.

Discuss
Answer: (a).quantity adsorbed per unit mass is higher.
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