Nuclear Magnetic Resonance Spectroscopy Many nuclei exhibit NMR phenomenon -All nuclei with odd number of protons TABLE 11.1 The NMR Behavior of All nuclei with odd number Some Common Nuclei of neutrons Nuclei with even numbers Magnetic Nonmagnetic nuclei nuclei of both protons and neutrons 1H 12C do not exhibit NMR 13C 160 phenomenon 2H 32S 14N 19℉ 31pMany nuclei exhibit NMR phenomenon ▪ All nuclei with odd number of protons ▪ All nuclei with odd number of neutrons ▪ Nuclei with even numbers of both protons and neutrons do not exhibit NMR phenomenon Nuclear Magnetic Resonance Spectroscopy