MASS SPECTROMETRY Flashcards
1
Q
What does the molecular ion peak indicate?
A
The species formed from the molecule by the loss of one electron.
2
Q
What is fragmentation?
A
It occurs when the molecular ion breaks into smaller pieces.
3
Q
When fragmentation occurs what species are formed?
A
Another positive ion and a neutral species (usually a radical).
4
Q
The tallest peak is sometimes referred to as…
A
The base peak.
5
Q
What does the base peak represent?
A
The ion with the highest abundance and represents the most stable fragment.
