b) Substitution of an amino group at the para-position of acetophenone shifts the C=O frequency from 1685 cm to 1652 cm"; where as a nitro group attached at that position yields the C=O frequency to appear at 1693cm'. Explain the shifts

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Q: A B с Ꭰ E

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Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.