Mass Spectrometry

Mass Spectrometry

12th Grade

13 Qs

quiz-placeholder

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Mass Spectrometry

Mass Spectrometry

Assessment

Quiz

Chemistry

12th Grade

Practice Problem

Medium

Created by

John Wheeler

Used 1+ times

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13 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which is the correct sequence for the TOF mass spectrometer?

Ionisation

Acceleration

Ion-drift

detection

Ionisation

Ion-drift

Acceleration

detection

Acceleration

Ionisation

Ion-drift

detection

Ion-drift

Ionisation

acceleration

detection

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

What kind of particles are used in mass spectrometry?

Anions
Cations

atoms

radicals

3.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which of the following is a method of ionisation used in mass spectrometry?

ion impact

spray fission

electron impact

plasma

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

What is the charge of the ions normally produced by ionisation in the mass spectrometer?

+2

+1

-1

-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

The ions produced in the mass spectrometer are accelerated so that they have the same...

velocity

mass

momentum

kinetic energy

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which of these is a correctly rearrangement of KE=1/2 mv2

v = √(2KE/m)

v = √(2m/KE)

v = √(KE/2m)

√v = 2KE/m

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Which of the following ions would reach the detector first?

Kr78

Kr80

Kr82

Kr83

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