Atomic Structure and the Periodic Table · Atomic Structure

The Evolution of Atomic Models

Tracing the development of the atom from Dalton to the nuclear model and Bohr's shells.

Key Questions

  1. 1What evidence led scientists to move from a solid sphere model to a nuclear model?
  2. 2How do subatomic particles determine the identity and stability of an atom?
  3. 3Why is the arrangement of electrons in shells critical for predicting chemical behavior?

National Curriculum Attainment Targets

GCSE: Chemistry - Atomic Structure and the Periodic Table
Year: Year 11
Subject: Chemistry
Unit: Atomic Structure and the Periodic Table
Period: Atomic Structure

Suggested Methodologies

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Periodicity and Group Trends

Analyzing how the position of an element in the periodic table relates to its physical and chemical properties.

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