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Chemistry
OCR GCSE Chemistry A
Global challenges
Interpreting and interacting with earth systems
Oxygen Development
OCR GCSE Chemistry A · J248
Oxygen Development
What you need to know
Describe how it is thought an oxygen-rich atmosphere developed over time.
Revision notes
1
Oxygen Development
2 key terms
Practise with past papers
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Previous subtopic
Atmospheric Formation
Next subtopic
The Greenhouse Effect
