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2 marksMass Spectroscopy

CAPE Chemistry Unit 2 · 2014 · Paper 2 · Question 5(a)(iii)

Analysis of an organic compound using a mass spectrometer:

Describe how the recorder is used in the analysis of an organic compound.

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Other parts of this question

  1. 5(a)(i)Describe how the electron beam is used in the analysis of an organic compound.[2 marks]
  2. 5(a)(ii)Describe how the magnetic field is used in the analysis of an organic compound.[2 marks]
  3. 5(b)Explain the importance of the (M + 1) peak in mass spectra.[2 marks]
  4. 5(c)(i)Deduce the m/z ratio of the molecular ion.[1 mark]
  5. 5(c)(ii)Deduce the m/z ratio of the base peak.[1 mark]
  6. 5(c)(iii)Deduce the formulae of the ion fragments of m/z ratios 15, 29 and 43.[3 marks]
  7. 5(c)(iv)Deduce the structural formula of Compound X.[1 mark]
  8. 5(d)Write the structural formula of an isomer possessing similar physical properties as X.[1 mark]

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