Molecular Rotation: the Moment of Inertia of a Fluorine

question 17

Multiple Choice

Molecular rotation: The moment of inertia of a fluorine ( ) molecule is What is the rotational energy of a fluorine molecule for the l = 19 state? (h = 6.626 × 10^-34 J ∙ s, ħ = 1.055 × 10^-34 J ∙ s, 1 eV = 1.60 × 10^-19 J)

• A) 4.2 × 10^-2 eV
• B) 2.1 × 10^-3 eV
• C) 4.6 × 10^-2 eV
• D) 5.1 × 10^-2 eV
• E) 5.6 × 10^-2 eV