15. Analytical Techniques:IR, NMR, Mass Spect
Carbon NMR
37PRACTICE PROBLEM
There are three different isomers of dichlorobenzene. These isomers can be identified easily using 13C-NMR.
![](https://lightcat-files.s3.amazonaws.com/problem_images/6df0595fc6f14d41-1671126667091.jpg)
(i) Describe how the three isomers can be identified using 13C-NMR.
(ii) Explain why it can be difficult to distinguish the isomers using proton NMR.
There are three different isomers of dichlorobenzene. These isomers can be identified easily using 13C-NMR.
(i) Describe how the three isomers can be identified using 13C-NMR.
(ii) Explain why it can be difficult to distinguish the isomers using proton NMR.