Curriculum strand

Topics organized by available grade level

Atomic Structure and Periodicity

Atomic models, subatomic particles, electron configuration, quantum concepts, the periodic table, and periodic trends.

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Topics organized by available grade level

Main Topics and Subtopics by grade

Open a Main Topic to view its Subtopics.

Main Topics

Grade 8

Atomic Models

Subtopics

Historical and modern atomic models

Main Topics

Grade 9

Atomic Models

Subtopics

Historical and modern atomic models

Atomic Structure

Subtopics

Elements, atoms, and molecules
Subatomic particles, isotopes, and atomic notation

Periodic Table

Subtopics

Periodic-table organization

Main Topics

Grade 10

Periodic Table

Subtopics

Periodic-table organization

Periodic Trends

Subtopics

Atomic-radius, ionization-energy, and electronegativity trends

Main Topics

Grade 11

Atomic Structure

Subtopics

Subatomic particles, isotopes, and atomic notation

Periodic Table

Subtopics

Periodic-table organization

Periodic Trends

Subtopics

Atomic-radius, ionization-energy, and electronegativity trends

Main Topics

Grade 12

Electron Configuration

Subtopics

Electron configurations and energy-level diagrams

Periodic Table

Subtopics

Periodic-table organization

Periodic Trends

Subtopics

Atomic-radius, ionization-energy, and electronegativity trends

Quantum Model

Subtopics

Quantum numbers and orbitals