Diatomic molecules; isotopic substitution and rotational constants Post author By Miraj Ahmad Ansari Post date December 11, 2020 UPSC Chemistry Rotational Diatomic molecules; isotopic substitution and rotational constants Lesson Progress 0% Complete Previous Lesson Back to Lesson Next Lesson ← Principle and applications in structure elucidation → Diatomic molecules, linear triatomic molecules, specific frequencies of functional groups in polyatomic molecules