Exit to H3 spectroscopic techniques

IR spectroscopy written questions

Interpret H3 Chemistry infrared spectra, vibrations and functional-group evidence in written questions, then check deductions with marking guidance.

  • GCE A-Level H3 Chemistry 2027
Learning goals
  • Describe stretching vibrations
  • Describe bending vibrations
  • Predict IR absorption count and vibrations for simple molecules
  • Identify characteristic functional-group IR absorptions
  • Suggest structures from IR spectra
  • Predict characteristic IR absorptions from structure
  • Relate polyatomic-gas IR absorption to the greenhouse effect

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