Key term for AQA GCSE Chemistry, used in The Periodic Table.
The effect where inner electron shells reduce the electrostatic attraction between the positive nucleus and the outermost electrons.
Shielding appears in AQA GCSE Chemistry revision content for Atomic structure and the periodic table, especially The Periodic Table and Group 1 Alkali Metals.
Atomic structure and the periodic table
The Periodic Table • Group 1 Alkali Metals
Atomic structure and the periodic table
The Periodic Table • Metals and Non-Metals
Key ideas
Fundamental Principles • Core Chemical Concepts
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