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 18 of 42

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Q171.
If the absolute temperature of an ideal gas is tripled and simultaneously the pressure is reduced to one third; then the volume of gas will

a.

remain unaltered

b.

increase nine fold

c.

increase three fold

d.

decrease three fold

Discuss
Answer: (b).increase nine fold
Q172.
A saturated vapor on being compressed would

a.

condense

b.

form wet steam

c.

both (a) & (b)

d.

neither (a) nor (b)

Discuss
Answer: (c).both (a) & (b)
Q173.
Pick out the wrong unit conversion of thermal conductivity.

a.

1 BTU/ft².hr.°F/ft = 1.488 kcal/m². hr.°C/m

b.

1 BTU/ft².hr.°F/inch = 1.488 kcal/m². hr.°C/m

c.

1 kcal/m.hr.°C = 0.672 BTU/ft.hr.°F = 1.163 W/m. °K

d.

1 W/cm.°C = 85.985 kcal/m.hr.°C = 57.779 BTU/ft.hr.°F

Discuss
Answer: (b).1 BTU/ft².hr.°F/inch = 1.488 kcal/m². hr.°C/m
Q174.
Cᡨ - Cα΅₯, for an ideal gas is equal to

a.

R

b.

R/2

c.

2R

d.

3R

Discuss
Answer: (a).R
Q175.
Which of the following is insensitive to changes in pressure ?

a.

Heat of vaporisation

b.

Melting point

c.

Heat of fusion

d.

Both (b) and (c)

Discuss
Answer: (d).Both (b) and (c)
Q176.
The heat capacity of a solid compound is calculated from the atomic heat capacities of its constituent elements with the help of the

a.

Trouton's rule

b.

Kopp's rule

c.

Antonie equation

d.

Kistyakowsky equation

Discuss
Answer: (b).Kopp's rule
Q177.
How many phases are present at eutectic point ?

a.

1

b.

2

c.

3

d.

unpredictable

Discuss
Answer: (c).3
Q178.
The increase in the temperature of the aqueous solution will result in decrease of its

a.

weight % of the solute.

b.

mole fraction of the solute.

c.

molarity.

d.

molality.

Discuss
Answer: (c).molarity.
Q179.
Which of the following gases is the most soluble in water ?

a.

NH₃

b.

COβ‚‚

c.

Hβ‚‚S

d.

CHβ‚„

Discuss
Answer: (a).NH₃
Q180.
Pick out the wrong statement:

a.

The integral heat of solution of either components can not be calculated from heat of mixing data.

b.

The average value of heat of neutralisation of dilute solutions of weak acids and bases is much less compared to that for strong acids and bases.

c.

The standard heat of solution of the hydrate of a substance is the difference between the heat of solution of the anhydrous substance and its heat of hydration.

d.

The accompanying enthalpy change, when a solute is dissolved in solvent, depends upon the nature & amount of the solute & the solvent, on the temperature & on the initial & final concentrations of the solution.

Discuss
Answer: (a).The integral heat of solution of either components can not be calculated from heat of mixing data.
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