GCSEChemistry: Combined ScienceAQARevision Notes8. Chemical Analysis8.2 Identification of Common Gases8.2.2 Test for Oxygen

Test for Oxygen (AQA GCSE Chemistry: Combined Science)

Revision Note

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Glowing Splint Test

How to test for oxygen

The test for oxygen consists of placing a glowing splint inside a test tube of gas
If the gas is oxygen the splint will relight

Test for Oxygen, IGCSE & GCSE Chemistry revision notes

Diagram showing the test for oxygen gas

Exam Tip

Sometimes the splint does not relight, but it glows very brightly, which is also a positive result. In an exam, however, it is best to state it relights the glowing splint.

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Author: Stewart

Stewart has been an enthusiastic GCSE, IGCSE, A Level and IB teacher for more than 30 years in the UK as well as overseas, and has also been an examiner for IB and A Level. As a long-standing Head of Science, Stewart brings a wealth of experience to creating Topic Questions and revision materials for Save My Exams. Stewart specialises in Chemistry, but has also taught Physics and Environmental Systems and Societies.