GCSE Chemistry: Pure Substances, Formulations and Chromatography – Revision Quiz

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About this quiz

This GCSE Chemistry: Pure Substances, Formulations and Chromatography – Revision Quiz quiz contains 10 multiple choice questions designed to help you revise and test your GCSE Chemistry knowledge. Select an answer for each question and click “Submit Answer” to see instant feedback. Take your time and try to score as high as possible!

Description

Test your knowledge of pure substances, formulations, chromatography and Rf values for GCSE Chemistry chemical analysis.

Progress0 / 10 answered
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Question 1 of 10

In chemistry, a pure substance is:
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Question 2 of 10

A pure substance has a:
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Question 3 of 10

A formulation is:
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Question 4 of 10

Which of these is an example of a formulation?
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Question 5 of 10

In paper chromatography, substances are separated based on:
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Question 6 of 10

The Rf value is calculated by:
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Question 7 of 10

An Rf value is always:
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Question 8 of 10

If a chromatogram shows a single spot, the substance is:
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Question 9 of 10

If a chromatogram shows several spots, the substance is:
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Question 10 of 10

In chromatography, the baseline must be drawn in pencil because:

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