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Atoms, Elements, and Periodic Trends: Study Notes for Introductory Chemistry

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The Atom (Simplified)

Subatomic Particles (Simplified)

Isotopes

Atomic Mass (Simplified)

Periodic Table: Classifications

Periodic Table: Element Symbols

Electronic Structure

Electronic Structure: Shells

Electronic Structure: Subshells

Electronic Structure: Orbitals

Electronic Structure: Electron Spin

Electronic Structure: Number of Electrons

The Electron Configuration (Simplified)