22 Analytical techniques

Question 1

Answer 1

Question 2

Another isomer of H is the tertiary amine K. It has three peaks in its proton NMR spectrum. One of the peaks is a doublet.

Circle the protons responsible for the doublet.

Answer 2

Question 3

Name or give the formula of a suitable solvent for obtaining a proton NMR spectrum.

Ref: 9701/42/O/N/16

Answer 3

CDCl3 OR D2O, DMSO, CD2Cl2, CCl4