AQA GCSE Chemistry · 8462
Specification 4.1.2.1 · Paper 1, Paper 2
The repeating pattern of similar properties among elements when they are arranged by atomic number.
Revise: Periodic Table OrganizationSimilar properties recur at regular intervals as atomic number increases. This repeating pattern is called periodicity, which is why the arrangement is called the periodic table.
- Revise: Atomic Structure and the Periodic Table
A repeating pattern in the physical or chemical properties of elements when they are arranged by atomic number.