IR Radiation Sources and Sample Cells for Spectroscopy
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Questions and Answers

Which of the following is not a source of IR radiation?

  • Nernst glower
  • Glober source
  • Mercury are
  • Nichrome wire (correct)

    • Which technique is NOT used for preparing solid samples for IR spectroscopy?

  • Pressed pellet technique
  • Liquid sample cell (correct)
  • Solid films
  • Mull technique

    • Which material is NOT used in making filters for monochromators?

  • Potassium bromide
  • Sodium chloride (correct)
  • Lithium Fluoride
  • Caesium iodide

    • Which detector is NOT used to measure the intensity of unabsorbed infrared radiation?

    <p>Electromagnets</p> Signup and view all the answers

    Why can't aqueous solvents be used in a liquid sample cell for IR spectroscopy?

    <p>They will dissolve alkali halides</p> Signup and view all the answers

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