Question

 Explain Woodward rules for predicting π − π absorption in dienes.

10 Jan 2026
Answer :
Word Count : 245
In the context of UV spectroscopy and conjugated systems such as poly nuclear hydrocarbons, Woodward’s rules provide an empirical method to predict the wavelength of π − π* electronic transitions in conjugated dienes. These rules are particularly useful in bioinorganic ____ _________ ___ _____ ___ _________ __________.
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