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8.1 Purity, formulations and chromatography

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Question 7
F

Two dyes in an ink separate during paper chromatography.

Why do the two dyes travel different distances up the paper?

[1]
A

The two dyes are different colours

B

The two dyes have different masses

C

The two dyes were added in different amounts

D

The two dyes are distributed differently between the phases

Markscheme

8.1 Purity, formulations and chromatography Questions

  1. GCSE
  2. /Chemistry
  3. /8.1 Purity, formulations and chromatography

40 exam-style questions on AQA GCSE Chemistry 8.1 Purity, formulations and chromatography, covering 8.1.1 Pure substances, 8.1.2 Formulations, and 8.1.3 Chromatography. Each one has a worked solution and a mark scheme showing where the marks go.

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