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When UV light is absorbed by the fluor molecules the light emitted is in which of the following colours?

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When UV light is absorbed by the fluor molecules the light emitted is in which of the following colours?

(a) Pink

(b) Red

(c) Green

(d) Blue

The question was posed to me in a job interview.

I'm obligated to ask this question of Liquid Scintillation Counters in portion Radiochemical Techniques of Analytical Instrumentation

1 Answer

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Right choice is (d) Blue

To elaborate: When UV light is absorbed by the fluor molecules the light emitted is in blue colour. Light is emitted when the molecules return to the ground state.

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