Organic Analysis

Question 1

What is the fingerprint region?

Answer 1

The region from around 1500 and below

It is unique to each chemical

Question 2

How can one use the fingerprint region to identify a chemical?

Answer 2

The fingerprint region is unique to a chemical

Can run it through a database to find a match

Question 3

What is meant by the term ‘molecular ion’?

Answer 3

The species formed in a mass spectrometer by the loss of an electron from a molecule

Question 4

State why the precise relative atomic mass for the 12C isotope is exactly 12.000000

Answer 4

By definition it is