Subject: Physical Chemistry · Chapter: Molecular Spectroscopy · Topic: Raman · Exam: NET JUNE 2011 · Marks: 2 · Difficulty: Medium
The rotational constant of ${ }^{14} \mathrm{N}_{2}$ is $2 \mathrm{cm}^{-1}$. The wave number of incident radiation in a Raman spectrometer is $20487 \mathrm{cm}^{-1}$. What is the wave number of first scattered Stokes line (in $\mathrm{cm}^{-1}$ ) of ${ }^{14} \mathrm{N}_{2}$ ?