Chemical Shift
Circulating electrons shield each nucleus slightly from B0, so nuclei in different electronic environments resonate at slightly different frequencies. Electron-withdrawing neighbors and anisotropic groups (C=O, aromatic rings) deshield protons and move them downfield.
This Concept is waiting for its first lesson!
Circulating electrons shield each nucleus slightly from B0, so nuclei in different electronic environments resonate at slightly different frequencies. Electron-withdrawing neighbors and anisotropic groups (C=O, aromatic rings) deshield protons and move them downfield.
Are you a teacher? Sign in to start contributing.
Sign In