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Principles of Instrumental Analysis in Mass Spectrometry Quiz

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What is the primary function of the ionization source in mass spectrometry?

To generate ions from sample molecules

Explanation

Generating ions from sample molecules.

Which component in mass spectrometry separates ions based on their mass-to-charge ratio?

Analyzer

Explanation

The component responsible for separating ions based on their mass-to-charge ratio.

In mass spectrometry, what is the purpose of the detector?

To detect ions and measure their abundance

Explanation

Detecting ions and quantifying their abundance.

Which mass spectrometry technique is commonly used for the analysis of volatile organic compounds (VOCs)?

Gas Chromatography-Mass Spectrometry (GC-MS)

Explanation

GC-MS is suited for analyzing VOCs.

Which of the following is an advantage of electrospray ionization (ESI) in mass spectrometry?

High sensitivity and compatibility with biomolecules

Explanation

ESI offers high sensitivity and is suitable for biomolecules.

In mass spectrometry, what does the term 'm/z' represent?

Mass-to-charge ratio of ions

Explanation

The ratio of mass to charge of ions.

Which type of mass spectrometry provides information about the structure of molecules?

Tandem Mass Spectrometry (MS/MS)

Explanation

MS/MS provides structural information by fragmenting ions.

What is the purpose of a collision cell in tandem mass spectrometry?

To induce collisions and fragment ions

Explanation

Inducing collisions to fragment ions for analysis.

Which ionization technique is commonly used in proteomics for analyzing large biomolecules such as proteins?

Electrospray Ionization (ESI)

Explanation

ESI is widely used in proteomics for large biomolecule analysis.

#10

Which type of mass spectrometry is particularly useful for analyzing the isotopic composition of elements?

Inductively Coupled Plasma Mass Spectrometry (ICP-MS)

Explanation

ICP-MS is effective for analyzing isotopic composition.

#11

Which of the following is a soft ionization technique used in mass spectrometry?

Fast Atom Bombardment (FAB)

Explanation

FAB is a soft ionization technique in mass spectrometry.

Principles of Instrumental Analysis in Mass Spectrometry Quiz

What is the primary function of the ionization source in mass spectrometry?

Which component in mass spectrometry separates ions based on their mass-to-charge ratio?

In mass spectrometry, what is the purpose of the detector?

Which mass spectrometry technique is commonly used for the analysis of volatile organic compounds (VOCs)?

Which of the following is an advantage of electrospray ionization (ESI) in mass spectrometry?

In mass spectrometry, what does the term 'm/z' represent?

Which type of mass spectrometry provides information about the structure of molecules?

What is the purpose of a collision cell in tandem mass spectrometry?

Which ionization technique is commonly used in proteomics for analyzing large biomolecules such as proteins?

Which type of mass spectrometry is particularly useful for analyzing the isotopic composition of elements?

Which of the following is a soft ionization technique used in mass spectrometry?

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