Chemistry A-Level
Group 2 trend
What Group 2 trend means in Chemistry A-Level, as defined for AQA.
Definition of Group 2 trend
Check what you remember
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Reference: AQA
Values fall down the group as radius and shielding increase.
Topics that use Group 2 trend
- Electron configuration (AQA A-Level)
Related terms
- 4s before 3d
- First ionisation energy
- ion configurations
- ionisation equations
- orbital capacities
- Period 3 trend
- sub-shell filling order
Using Group 2 trend in the exam
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