Radiation having a wavelength of is absorbed by a gaseous molecule
CHEMISTRY · Single correct · A Level · Chemistry · Organic analysis and spectroscopy · Organic analysis and spectroscopy
Problem
Radiation having a wavelength of 3.00μm is absorbed by a gaseous molecule. Which molecular transition is most consistent with this absorption?
(a) A rotational transition between adjacent J levels
(b) A vibrational transition of a bond stretching mode
(c) An electronic transition to an excited state
(d) Ionization of a valence electron