AQA GCSE Combined Science Trilogy · 8464
Specification 5.1.2.1, 5.1.2.2, 5.1.2.3 · Paper 3
Revise: Periodic Table OrganizationThe table is not simply one long list. Its layout places elements with similar chemical properties into vertical columns called groups. The horizontal rows are called periods.
- Revise: Development of the Periodic Table
A vertical column in the modern periodic table containing elements with similar chemical properties.
- Revise: Metals and Non-Metals
A vertical column of the periodic table containing elements with similar chemical properties. In Groups 1–7, the group number gives the number of outer-shell electrons.