topic 7

Question 1

how to measure the Mr of an organic molecule

Answer 1

using a mass spectrometer

Question 2

what peak is the Mr

Answer 2

peak with the largest m/z
known as molecular ion

Question 3

fragmentation

Answer 3

when a molecule is put through a mass spectrometer, it breaks up and gives a series of peaks caused by the fragments

Question 4

molecular ion formation

Answer 4

M –> [M]+ + e-

molecular ion loses an electron and becomes an ion and a free radical