In organic molecules, a very small peak to the right of the molecular ion peak indicates the presence of the C-13 isotope. About 1.1% of all carbon atoms are carbon-13.The tallest peak is called the base peak. It represents the ion with the highest abundance and is the most stable fragment.
Other Peaks
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Specification: Edexcel Chemistry (8CH0), AS-level, Topic 7A: Mass spectrometry. Topic: Mass Spectrometry.
More in Mass Spectrometry
- Mass Spectrometry
- The Molecular Ion Peak
- Fragmentation
- Mass Spectrum Example 1
- Mass Spectrum Example 2
- Mass Spectrum Example 3
- Mass Spectrum Example 4
- Mass Spectrum Example 5
All 9 lessons in Mass Spectrometry · All Edexcel AS-level Chemistry topics