Mass Spectrometry Worksheet
Grade 12 Chemistry worksheet on Mass Spectrometry, covering principles, components, and interpretation of mass spectra.
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Mass Spectrometry Worksheet
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Date:
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Read each question carefully and provide your answers in the space provided. Show all work where applicable.
1. Which of the following is NOT a primary component of a mass spectrometer?
Ion source
Mass analyzer
Refractometer
Detector
2. In mass spectrometry, molecules are first converted into gaseous before being analyzed.
3. The ratio of an ion's mass to its charge is commonly denoted as .
4. Briefly explain the purpose of the ion source in a mass spectrometer.
5. A high-resolution mass spectrometer can distinguish between ions with very similar mass-to-charge ratios.
True
False
Match each term with its description.
6. Molecular ion
a. The most abundant ion in a mass spectrum
7. Base peak
b. The intact molecule with one electron removed
8. Fragmentation
c. The breaking apart of ions into smaller pieces
9. Describe the process of how ions are separated in a magnetic sector mass analyzer. Include a discussion of the forces acting on the ions.
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