Distillation MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Distillation, a fundamental topic in the field of Mass Transfer. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Distillation 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 Distillation mcq questions that explore various aspects of Distillation problems. Each MCQ is crafted to challenge your understanding of Distillation principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Mass Transfer tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Distillation MCQs are your pathway to success in mastering this essential Mass Transfer topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Distillation. 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 Distillation knowledge to the test? Let's get started with our carefully curated MCQs!

Distillation MCQs | Page 2 of 15

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Q11.
Guess the exact relation between the vapour phase mole fraction and relative volatility.

a.

y= A*x/(1+x(A+1))

b.

y= A*x/(1-x(A-1))

c.

y= A*x/(1+x(A-1))

d.

y= A*x/(1-x(A+1))

Discuss
Answer: (c).y= A*x/(1+x(A-1))
Q12.
Given the total pressure is 2 atm. Also the partial pressure of the two components in an ideal solution is 1 atm and 0.5 atm. It shows __________ deviation.

a.

Positive

b.

Negative

c.

Neutral

d.

None of the mentioned

Discuss
Answer: (a).Positive
Q13.
If the vapour pressure of the two components in a binary mixture is same, then it is a________

a.

Isotope

b.

Azeotrope

c.

Differential boiling point

d.

None of the mentioned

Discuss
Answer: (b).Azeotrope
Q14.
Minimum boiling azeotrope has_________

a.

Large positive deviation

b.

Less positive deviation

c.

Large negative deviation

d.

Less negative deviation

Discuss
Answer: (a).Large positive deviation
Q15.
Alternative word of Azeotrope is a Differential-boiling point.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q16.
Negative deviation is due to a total pressure less than the pressure obtained from Hendry’s law.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (b).False
Q17.
Azeotropic composition can be eliminated by

a.

Changing pressure

b.

Changing temperature

c.

Changing volume

d.

None of the mentioned

Discuss
Answer: (a).Changing pressure
Q18.
When the two liquid mixtures are completely insoluble then the total pressure of the mixture is

a.

Sum of the vapour pressure

b.

Sum of the partial pressure

c.

Pressure cannot be determined

d.

None of the mentioned

Discuss
Answer: (a).Sum of the vapour pressure
Q19.
Consider an insoluble mixture A and B; Find the Total pressure of the system.

Vapour pressure of A= 50mmHg
Vapour pressure of B= 100 mmHg

a.

50 mmHg

b.

100 mmHg

c.

150 mmHg

d.

200 mmHg

Discuss
Answer: (c).150 mmHg
Q20.
Ordinary distillation cannot separate Azeotrope.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
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