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 41 of 42

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Q401.
An equation for calculating vapour pressure is given by, logโ‚โ‚€ P = A - B(t + c). This is called the

a.

Kistyakowsky equation

b.

Antonic equation

c.

Kopp's rule

d.

Trouton's rule

Discuss
Answer: (b).Antonic equation
Q402.
The value of the gas-law constant 'R' is 1.987

a.

kcal/kg-mole.°C

b.

Btu/lb-mole.°R

c.

kcal/kg-mole.°K

d.

both (b) & (c)

Discuss
Answer: (d).both (b) & (c)
Q403.
The combustion equations of carbon and carbon monoxide are as follows:

C + Oโ‚‚ = COโ‚‚, ฮ”H = - 394 kJ/kg . mole CO + 1/2 Oโ‚‚ = COโ‚‚, ฮ”H = - 284.5 kJ/kg. mole.

The heat of formation of CO is __________ kJ/kg. mole.

a.

-109.5

b.

+109.5

c.

+180

d.

+100

Discuss
Answer: (a).-109.5
Q404.
Dissolving a solute in a solvent does not change its

a.

specific heat

b.

vapour pressure

c.

viscosity

d.

none of these

Discuss
Answer: (d).none of these
Q405.
A reduction process is accompanied with increase in the

a.

number of electrons

b.

oxidation number

c.

both (a) & (b)

d.

neither (a) nor (b)

Discuss
Answer: (a).number of electrons
Q406.
Heat of transition is the heat evolved or absorbed, when a substance is converted from

a.

vapor to liquid.

b.

vapor to solid.

c.

solid to liquid.

d.

one allotropic form to another allotropic form.

Discuss
Answer: (d).one allotropic form to another allotropic form.
Q407.
Internal energy of a substance comprises of the __________ energy.

a.

vibrational

b.

rotational

c.

translational

d.

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

Discuss
Answer: (d).all (a), (b) & (c)
Q408.
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).
Q409.
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
Q410.
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
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