Mass Spectrometry Flashcards
(4 cards)
1
Q
How does a mass spectrometer work?
A
Determines the mass of a molecule or isotope by measuring the mass to charge ratio of ions
2
Q
Which peak represents the M+ (molecular ion)?
A
Significant peak furthest to the right
3
Q
Why does the M+1 peak exist?
A
1.1% of carbon is present as the carbon-13 isotope
4
Q
What does the fragment ion show?
A
A positively charged ion of the original molecule
