The absorption spectrum of an organic molecule contains three prominent peaks at

CHEMISTRY · Subjective · AP · Chemistry · Properties of Substances and Mixtures · Properties of Substances and Mixtures

Problem

The absorption spectrum of an organic molecule contains three prominent peaks at (i)

4.1\,\text{cm}

, (ii)

3.4\,\mu\text{m}

, and (iii)

620\,\text{nm}

. For each peak, state whether it originates from a rotational, vibrational, or electronic transition.