Question

Rotational spectra is not observed in

Answer 1

Answer:

Spherical top

Explanation:

A pure rotational spectrum cannot be observed by absorption or emission spectroscopy because there is no permanent dipole moment whose rotation can be accelerated by the electric field of an incident photon. ... Nevertheless, rotational constants can be obtained by ro-vibrational spectroscopy.

HOPE IT'S HELP YOU MATE

Answer 2

Answer:

spherical top

mark me brainliest