a) Draw and label the transitions characteristic of an aromatic molecule for the following processes using the diagram below. Note: the aromatic molecule has a Sovo → S₂Vn absorption band at 250 nm. Only one answer for each. 1. Absorption of a 350 nm photon 2. Fluorescence emission at 450 nm and 460 nm (labels required) 3. Phosphorescence emission at 550 nm 4. Vibrational relaxation S₂ N So S₁ Place the above processes in order from fastest to slowest: Fastest T₁ Slowest

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Chapter1: Chemical Foundations
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[4]
1. With regards to Fluorescence and Standard Addition.
a) Draw and label the transitions characteristic of an aromatic molecule for
the following processes using the diagram below. Note: the aromatic
molecule has a Sovo S₂Vn absorption band at 250 nm. Only one answer
for each.
1. Absorption of a 350 nm photon
2. Fluorescence emission at 450 nm and 460 nm (labels required)
3. Phosphorescence emission at 550 nm
4. Vibrational relaxation
S₂
So
S₁
Place the above processes in order from fastest to slowest:
Fastest
イへ
Slowest
Transcribed Image Text:Question [4] 1. With regards to Fluorescence and Standard Addition. a) Draw and label the transitions characteristic of an aromatic molecule for the following processes using the diagram below. Note: the aromatic molecule has a Sovo S₂Vn absorption band at 250 nm. Only one answer for each. 1. Absorption of a 350 nm photon 2. Fluorescence emission at 450 nm and 460 nm (labels required) 3. Phosphorescence emission at 550 nm 4. Vibrational relaxation S₂ So S₁ Place the above processes in order from fastest to slowest: Fastest イへ Slowest
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