Mass Spectrometer MCQs

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

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

Mass Spectrometer MCQs | Page 12 of 14

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Q111.
Which of the following is the most commonly used interface?

a.

Nebulizer

b.

Chopper

c.

Filter

d.

Vapourising chamber

Discuss
Answer: (a).Nebulizer
Q112.
Only ______ percent of the effluent of the liquid chromatography must be introduced in the mass spectrometer.

a.

1-2 %

b.

1-5 %

c.

1-20 %

d.

1-15 %

Discuss
Answer: (b).1-5 %
Q113.
Which of the following is the normal nebuliser temperature used in LC mass spectrometry?

a.

50-100°C

b.

100-200°C

c.

125-150°C

d.

150-200°C

Discuss
Answer: (c).125-150°C
Q114.
The ions are focussed and de-clustered through which of the following regions?

a.

Dry helium region

b.

Wet oxygen region

c.

Wet chlorine region

d.

Dry nitrogen region

Discuss
Answer: (d).Dry nitrogen region
Q115.
The ions are passed into the high vacuum analyser through which of the following?

a.

Orifice

b.

Nozzle

c.

Nebulizer

d.

Venturi tube

Discuss
Answer: (a).Orifice
Q116.
Using an interface would reduce detection limit and sensitivity.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q117.
Gas burden from conventional LC flow rates is which of the following?

a.

1ml/min of water produces 1.2 l/mm of gas

b.

1ml/min of water produces 2.4 l/mm of gas

c.

2ml/min of water produces 3.2 l/mm of gas

d.

1ml/min of water produces 4.2 l/mm of gas

Discuss
Answer: (a).1ml/min of water produces 1.2 l/mm of gas
Q118.
Tandem mass spectroscopy combines which of the following devices?

a.

Mass spectrometer and gas-solid chromatograph

b.

Mass spectrometer and gas-liquid chromatograph

c.

Mass spectrometer and gas chromatograph

d.

Mass spectrometer and mass spectrometer

Discuss
Answer: (d).Mass spectrometer and mass spectrometer
Q119.
In tandem spectroscopy, the first stage sepatation device is a mass spectrometer.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q120.
Which of the following is used to separate a single mass that is characteristic of a given analyte in a mixture?

a.

First mass spectrometer

b.

Second mass spectrometer

c.

Filter

d.

Precursor

Discuss
Answer: (a).First mass spectrometer
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