Question

1. Luminescence is because of Photons emitted while excited electrons drop down I Knocking out of electrons by photons Photons stimulated by photons O All 2. Internal conversion is where... The spin of an excited electron reverses, changing the state of the molecule (from singlet state to triplet state or vice versa) A molecule converts its excess energy to light, and emits a photon A molecule converts excess electronic energy to vibrational energy 3. Fluorescence typically occurs within 1055 10-5 ms 10-sus 105 ns

Answer 1

1.Luminescence is because of photons emmited while excited electrons drop down.

2.Internal conversion is where the spin of an excited electron reverse, changing the state of the molecule ( from singlet state to triplet state or vice versa)

3.Fluorescence typically occurs within 10^-5 s