I have created 35 basic chemistry videos. I taught Middle School Science for 30 years and this help me create these videos.
Topics Covered
UNIT 1 — Matter
- What is Matter?
- Physical Properties of Matter
- Chemical Properties of Matter
- Physical vs. Chemical Properties
- Elements
- Compounds
- Mixtures
- Homogeneous vs. Heterogeneous Mixtures
- Pure Substances vs. Mixtures
UNIT 2 — Atomic Structure
- What is an Atom?
- Protons, Neutrons and Electrons
- Atomic Number
- Atomic Mass
- Finding Protons, Neutrons and Electrons
- Electron Energy Levels
- Electron Shells
- Electron Arrangement for Elements 1–20
- Periods and Groups
- Metals, Nonmetals and Metalloids
- Reading the Periodic Table
UNIT 3 — States of Matter
- Solids
- Liquids
- Gases
- Plasma
- Particle Motion
- Thermal Energy and Particle Motion
- Changes of State
UNIT 4 — Chemical & Physical Changes
- Physical Changes
- Chemical Changes
- Evidence of a Chemical Reaction
- Chemical vs. Physical Changes
UNIT 5 — Chemical Reactions
- What is a Chemical Reaction?
- Reactants and Products
- Conservation of Matter
- Counting Atoms
- Introduction to Chemical Equations
- Balancing Simple Chemical Equations


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