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.
Pick out the wrong statement about the recycle stream in a process.

a.

Recycling in a process stream helps in utilising the valuable reactants to the maximum with minimum loss of reactants.

b.

The ratio of the quantity of a reactant present in the reactor feed of a recycling operation to the quantity of the same reactant entering the process as fresh feed is called combined feed ratio.

c.

Recycling in a process does not help in getting higher extent of reaction.

d.

Recycling is exemplified by refluxing back a part of the distillate to the distillation column to maintain the quantity of liquid within the column.

Discuss
Answer: (c).Recycling in a process does not help in getting higher extent of reaction.
Q172.
Methane is mixed with stoichiometric proportion of oxygen and completely combusted. The number of additional specifications required to determine the product flow rate and composition is

a.

0

b.

1

c.

2

d.

3

Discuss
Answer: (a).0
Q173.
An aqueous solution of 2.45% by weight Hโ‚‚SOโ‚„ has a specific gravity of 1.011. The composition expressed in normality is

a.

0.2500

b.

0.2528

c.

0.5000

d.

0.5055

Discuss
Answer: (d).0.5055
Q174.
Which of the following ideal gas laws are not applicable to mixture of gases ?

a.

Amgat's law

b.

Dalton's law

c.

Boyle's law & Charle's Law

d.

none of these

Discuss
Answer: (c).Boyle's law & Charle's Law
Q175.
A 'limiting reactant' is the one, which decides the __________ in the chemical reacation.

a.

equilibrium constant

b.

conversion

c.

rate constant

d.

none of these

Discuss
Answer: (b).conversion
Q176.
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
Q177.
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)
Q178.
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
Q179.
Cแตจ - Cแตฅ, for an ideal gas is equal to

a.

R

b.

R/2

c.

2R

d.

3R

Discuss
Answer: (a).R
Q180.
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)
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