Exam (elaborations)
Edexcel A level Chemistry 2: Exam Questions with Complete Verified Answers 2024/2025
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Ionisation energy trend in Group 2 - Ans .As you go down the group first ionisation energy decreases because: - Although nuclear charge is increasing - The electrons have an extra quantum shell of shielding making them easier to remove - They exist in a higher energy orbital (and/ or a further...
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