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Chromatography and qualitative analysis

EasyMedium
12
Question 1

Which statement(s) is/are correct for gas chromatography (GC)?

  1. A gas chromatogram displays retention time on the xxx-axis and detector response on the yyy-axis.
  2. The area under each peak on a gas chromatogram is proportional to the concentration of that component in the sample.
  3. A mass spectrometer can be coupled with a gas chromatograph to identify the structures of the separated components.
A

1, 2 and 3

B

Only 1 and 2

C

Only 2 and 3

D

Only 1

Markscheme

Chromatography and qualitative analysis Questions

  1. A Level
  2. /Chemistry
  3. /Chromatography and qualitative analysis

6 exam-style questions on OCR A A Level Chemistry Chromatography and qualitative analysis. Each one has a worked solution and a mark scheme showing where the marks go.

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