Electronic Spectroscopy: Electromagnetic Spectrum and Energy
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Questions and Answers

What type of transition involves oxygen, nitrogen, sulfur, and halogen compounds?

  • σ to σ*
  • π to σ*
  • π to π*
  • η to σ* (correct)

    • What is the wavelength range of UV absorption for σ → σ* and σ → π* transitions?

  • X-ray region
  • Vacuum UV (correct)
  • Infrared region
  • Visible spectrum

    • Which type of compounds exhibit π to π* transitions?

  • Azo compounds
  • Alkenes (correct)
  • Alkanes
  • Carbonyl compounds

    • What is the type of transition associated with alkynes?

    <p>η to π* (A)</p> Signup and view all the answers

    What is the ground state reached after UV absorption?

    <p>Ground state (C)</p> Signup and view all the answers

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