Online A Level Chemistry Easter Crash Courses
Master tricky chemistry concepts in our 4-day online Easter Revision Courses (30th March-2nd April & 7th-10th April). Separate courses for AQA, OCR (A) and Edexcel. Focused, effective revision. Learn more
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Periodicity
This is an overview of periodicity. It includes trends across period 3, electron configuration, atomic radius, first ionisation energy and melting and boiling points.
