Subject: Physical Chemistry · Chapter: Molecular Spectroscopy · Topic: Molecular Spectroscopy – General · Exam: NET DEC 2019 · Marks: 2 · Difficulty: Medium
The energy separation of ${ }^{12} \mathrm{C}{ }^{16} \mathrm{O}$ rotational energy levels between $\mathrm{J}^{\prime \prime}=3$ and $\mathrm{J}^{\prime \prime}=9$ is $24 \mathrm{cm}^{-1}$. The rotational constant of ${ }^{13} \mathrm{C}^{16} \mathrm{O}$ in $\mathrm{cm}^{1}$ is closest to