Chem 335 - Winter 1999 - Organic Chemistry II
Portland State University - Dr. Carl C. Wamser


Chapter 12 Skills

Knowledge - Level 1

know the terminology:

m/z , mass-to-charge ratio
parent molecular ion - reference for M , M+1 , M+2 , M-1 peaks
base peak
low-resolution, high-resolution mass spectrometry
nitrogen rule


Concepts - Level 2

be able to explain the basic workings of a mass spectrometer

recognize possible ionization and fragmentations of a molecule


Applications - Level 3

deduce the presence or absence of Br, Cl, S, N in a mass spectrum

identify the base peak and parent molecular ion in a typical mass spectrum

identify structures of major fragments in a mass spectrum


Analytical Skills - Level 4

identify the likely structure of a compound based on its mass spectrum