6. The quantum yield of a photochemical reaction A to produce B was found to be 0.5. The reaction was made after irradiation of A with light of 365 nm to produce 5 mmol of B. Calculate the total energy absorbed in the reaction. 7. The electronic transition due →n* of isolated double bond is appears at shorter wavelength compared with the conjugated one, explain. 8. Photosensitization is an energy transfer between two molecules, explain the difference between excitation with or without photosensitizer and give an example

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6. The quantum yield of a photochemical reaction A to produce B was found to be
0.5. The reaction was made after irradiation of A with light of 365 nm to produce
5 mmol of B. Calculate the total energy absorbed in the reaction.
7. The electronic transition due →* of isolated double bond is appears at
shorter wavelength compared with the conjugated one, explain.
8. Photosensitization is an energy transfer between two molecules, explain the
difference between excitation with or without photosensitizer and give an example
9. Dye-sensitized solar cells, as well as photodynamic therapy, is an application of
photosensitization explain and write the mechanism for both cases.
10. Excimer and exciplex are essential in sensing applications; write two examples
with detail of their importance.
11. Photoinduced electron transfer causes fluorescence quenching in a certain
chromophore, the fact that inspired researcher for designing chromophore to be used
as a fluorescent sensor, explain and give an example of a fluorescent sensor.
Transcribed Image Text:6. The quantum yield of a photochemical reaction A to produce B was found to be 0.5. The reaction was made after irradiation of A with light of 365 nm to produce 5 mmol of B. Calculate the total energy absorbed in the reaction. 7. The electronic transition due →* of isolated double bond is appears at shorter wavelength compared with the conjugated one, explain. 8. Photosensitization is an energy transfer between two molecules, explain the difference between excitation with or without photosensitizer and give an example 9. Dye-sensitized solar cells, as well as photodynamic therapy, is an application of photosensitization explain and write the mechanism for both cases. 10. Excimer and exciplex are essential in sensing applications; write two examples with detail of their importance. 11. Photoinduced electron transfer causes fluorescence quenching in a certain chromophore, the fact that inspired researcher for designing chromophore to be used as a fluorescent sensor, explain and give an example of a fluorescent sensor.
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