Hydrogen atoms on oxygen or nitrogen are usually not coupled to their neighbours Animation Play

Hydrogen spectral series Illustration Play

Identification of molecular ion: 'nitrogen rule' Animation Play

Identification of the functional groups in the molecule Animation Play

Infra-red radiation used in spectroscopy Student activity Play

Infra-red spectra of methyl propanoate and ethyl ethanoate Illustration Play

Infra-red spectrometer Animation Play

Infra-red spectrometry Illustration Play

Infra-red spectroscopy Slideshow Play

Infra-red spectrum Animation Play

Infra-red spectrum of 1,3-dimethylbenzene Illustration Play

Infra-red spectrum of butylamine Illustration Play

Infra-red spectrum of commercial gasoline Whiteboard exercise Play

Infra-red spectrum of hex-1-ene Illustration Play

Infra-red spectrum of hex-1-yne Illustration Play

Infra-red spectrum of hexane Illustration Play

Infra-red spectrum of propan-2-ol Illustration Play

Infra-red spectrum of tetrachloromethane Illustration Play

Inherited variation Student activity Play

Integrated NMR spectrum Animation Play

Interpretation of the atomic spectrum of hydrogen Student activity Play

Interpretation of the atomic spectrum of hydrogen Whiteboard exercise Play

Interpreting an infra-red spectrum Animation Play

Ionic compounds of s- and p-block metals are generally colourless Animation Play

Light Student activity Play