The diagram above represents the absorption spectrum for a pure molecular substance. [VISUAL] Which — Atomic Structure Chemistry Question
Question
The diagram above represents the absorption spectrum for a pure molecular substance. [VISUAL] Which of the following correctly indicates the type of transition observed for the substance in each of the regions of the absorption spectrum?
A.
Region X: Molecular vibration, Region Y: Molecular rotation, Region Z: Electronic transition
B.
Region X: Electronic transition, Region Y: Molecular rotation, Region Z: Molecular vibration
C.
Region X: Molecular rotation, Region Y: Molecular vibration, Region Z: Electronic transition
D.✓ Correct
Region X: Electronic transition, Region Y: Molecular vibration, Region Z: Molecular rotation
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