Chemistry · May / June 2020 · Paper 61 · Question 1
0620
As printed in the paper
The question as text
A student investigated the dyes contained in different coloured inks using chromatography. Water was the solvent. The diagram shows how the student set up the apparatus. chromatography paper water baseline drawn in ink red orange yellow green blue purple black
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
1(a)[2]
spots / baseline below solvent level
baseline drawn in ink
1(b)(i)[1]
black
1(b)(ii)[1]
yellow (and) blue
1(b)(iii)[1]
use an organic solvent / different solvent
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