Question

46. Which of the following factors increases fluorescence intensity?
a) Electron withdrawing group
b) Photo decomposition
c) Increase in temperature
d) Increase in viscosity.​

Answer 1

ans is. b

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Answer 2

Answer:

c) Increase in temperature

An Increase in temperature increases fluorescence and a decrease in temperature decreases fluorescence. Quenching is the decrease in fluorescence intensity due to the specific effect of constituents of the solution itself.