Multiple choice

Which among the following is a type of electromagnetic spectroscopy ?

  1. Atomic absorption spectroscopy

  2. Atomic emission spectroscopy

  3. Fluorescence spectroscopy

  4. Absorption spectroscopy
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C Correct answer
Explanation

Fluorescence spectroscopy is a type of electromagnetic spectroscopy which analyses fluorescence from a sample. It involves using a beam of light, usually ultraviolet light, that excites the electrons in molecules of certain compounds and causes them to emit light of a lower energy, typically, but not necessarily, visible light.

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