1.9 Separation Techniques - Chromatography (GCSE Chemistry)

The following is a GCSE Chemistry test covering '1.9 Separation Techniques - Chromatography'

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Question 1

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Which of the following cannot be distinguished using chromatography?

Which of these is chromatography often used to detect?

What is meant by the Rf value in chromatography?

When is chromatography complete?

For chromatography, the paper can be classified as what?

In chromatography, water often acts as what?

What does a higher Rf value indicate about a substance?

Paper chromatography separates substances mainly based on what property?

Which one of the following would enhance the effectiveness of chromatography?

If two substances have the same Rf values in chromatography, what does that likely mean?

What is the main purpose of chromatography?

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