Card 1 of 27
What is the job of the mobile phase in paper chromatography?
A
The sample spot would otherwise be washed off into the solvent.
B
From the baseline to the centre of the spot.
C
Pencil does not dissolve in the solvent and run up the paper.
D
The solvent moves through the paper and carries dissolved substances.
Card 1 of 27
3.2.3 Paper chromatography and Rf values Flashcards
27 flashcards on Edexcel GCSE Chemistry 3.2.3 Paper chromatography and Rf values: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.