Key term for Edexcel GCSE Chemistry, used in Atomic Structure.
The distinct energy levels or pathways surrounding the atomic nucleus where electrons are found.
Shells appears in Edexcel GCSE Chemistry revision content for Key Concepts in Chemistry, especially Atomic Structure and Relative Charge and Mass.
Key Concepts in Chemistry
Atomic Structure • Relative Charge and Mass
Key Concepts in Chemistry
Atomic Structure • Calculating Subatomic Particles
Key Concepts in Chemistry
Atomic Structure • Dalton Atomic Model
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