Chromophore

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Description

A group of atoms in an organic compound that produces color. Chromophores absorb or emit radiation in the visible spectrum Examples of chromophore groups are -NO (nitroso), -NO2 (nitro), and -N=N- (azo).

Sources Checked for Data in Record

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  • Thomas B. Brill, Light Its Interaction with Art and Antiquities, Plenum Press, New York City, 1980
  • B. Berrie, S.Q. Lomax, 'Azo Pigments: Their History, Synthesis, Properties and Use in Artists' Materials', Studies in the History of Art , National Gallery of Art, Washington DC, No. 57, 1997