Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Quizzes

Create quizzes and tests automatically from your content using AI.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing

Search...

Mass Spectroscopy Principles and Instrumentation

10 Questions

0 Views

Mass Spectroscopy Principles and Instrumentation

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the result of fragmentation in mass spectrometry?

Formation of an even-electron ion and radical (correct)

Formation of a negative ion and a neutral molecule

Formation of a positive ion and a neutral molecule

Formation of a radical and a neutral molecule

What determines the deflection of ions in mass spectrometry?

Charge and velocity only

Mass and charge only

Mass and velocity only

Mass, charge, and velocity (correct)

What is the effect of the mass of an ion on its deflection?

Deflection is independent of mass and velocity

Lighter ions deflect more (correct)

Heavier ions deflect more

Mass has no effect on deflection

What is the purpose of the photographic plate in mass spectrometry?

To record the intensity of each peak Signup and view all the answers

How are the beams of ions obtained in mass spectrometry?

By separating ions with the same m/z values Signup and view all the answers

What is the difference between mass spectrometry and other spectroscopic methods?

Mass spectrometry involves irreversible chemical changes Signup and view all the answers

What is the role of magnetic or electric fields in mass spectrometry?

To accelerate and deflect ions Signup and view all the answers

What is the visual representation of a mass spectrum?

A plot of m/z value against relative abundance Signup and view all the answers

What is the base peak in a mass spectrum?

The most abundant ion Signup and view all the answers

What is the significance of m/z values in mass spectrometry?

It is a ratio of the mass to the charge of an ion Signup and view all the answers