Skip to content
Toggle Sidebar
Pricing
Home
Subjects
Past Papers
Key Terms
My Courses
Select your courses
9.1.3 Rise of Oxygen — AQA Chemistry 8462 | GradeGen.AI
Chemistry
Chemistry of the atmosphere
Atmospheric Composition and History
Rise of Oxygen
Rise of Oxygen
AQA GCSE Chemistry (8462) — Chemistry of the atmosphere
What You Need to Know
Explain how algae and plants increased atmospheric oxygen via photosynthesis.
Recall the photosynthesis equation:
6
C
O
2
+
6
H
2
O
→
C
6
H
12
O
6
+
6
O
2
6CO_2 + 6H_2O \rightarrow C_6H_{12}O_6 + 6O_2
6
C
O
2
.
Revision Notes
1
Rise of Oxygen
8 key terms
Practise with Past Papers
Key Terms & Definitions
Previous Subtopic
The Early Atmosphere
Next Subtopic
Decline of Carbon Dioxide
+
6
H
2
O
→
C
6
H
12
O
6
+
6
O
2
