Answer to Question #136532 in Organic Chemistry for usama

Question #136532
Acetone shows maximum absorbance at 279nm in hexane where in water its λmax is 265nm Justify.
1
Expert's answer
2020-10-04T09:18:41-0400

Solvent effect on absorption spectroscopy and Difference between UV and Visible Spectroscopy. Solvents play an important role in UV spectra. Compound peak could be obscured by the solvent peak. So a most suitable solvent is one that does not itself get absorbed in the region under investigation.


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