This topic examines atoms, molecules, and the simple particle theory of matter.
What students will learn
- Define matter and explain the particle theory of matter.
- Describe the structure of an atom consisting of protons, neutrons, and electrons.
- Distinguish between atoms and molecules with suitable examples.
- Explain the arrangement of particles in solids, liquids, and gases.
- Identify the subatomic particles and their relative charges.
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