Suppose a Molecule in a Solution Absorbs a Photon and an Electron

question 32

Multiple Choice

Suppose a molecule in a solution absorbs a photon and an electron is promoted to an excited state, M^*. If the electron immediately falls back to the ground state, what else must happen?

• A) the molecule starts vibrating
• B) photon emission
• C) the molecule starts rotating
• D) other electrons must cascade into lower energy levels
• E) none of the above

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Definitions:

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