Question

For diatomic molecules with the vibrational quantum
number n and rotational quantum number J, the
vibrational level spacing, ∆En = En-En-1 and the
rotational level spacing ∆E = Ej-Ej-1 are approximately
(a) ∆En = constant, ∆E, = constant
(b) ∆En = constant, ∆Ej proportional to j
(C) ΔΕn proportional to n, ΔΕj proportional to j
(d) ∆En proportional to n, ∆Ej proportional to j^2​

Answer 1

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(d) ∆En proportional to n, ∆Ej proportional to j^2

Answer 2

Answer:

• (d) ∆En proportional to n, ∆Ej proportional to j^2