Chemistry

Chemistry Review & Definitions (Tutorial Videos 2026)

Mometrix’s chemistry videos are general reviews of the concepts, ideas, and topics that may be presented on an exam. Each of these videos will give a wide-scope review of what a test taker may need to know as they prepare to take a test.

Basics and Scientific Method

• Chemical Solutions
• Passive Transport
• Periodic Table
• Scientific Method

Atomic Structure and Moles

• Anion, Cation and Octet Rule
• Atomic Models
• Electric Charge
• Effective Nuclear Charge
• Electron Configuration
• Electronegativity
• John Dalton
• Mole Ratio
• Molecules
• What is a Mole?

Bonding and Molecular Geometry

• Bent Molecular Geometry
• Covalent Bonds
• Difference in Boiling Points
• Ionic Bonds
• Metallic Bonds
• Nonpolar Covalent Bonds
• Shapes of Chemical Bonds

States of Matter and Properties

• Physical and Chemical Properties of Matter
• Properties of Liquids
• Properties of Water
• State of Most Ionic Compounds

Acids and Bases

• Borax and Boric Acid
• Overview of pH Levels
• Properties of Acids and Bases
• Strong and Weak Acids and Bases

Gases and Pressure

• Avogadro’s Hypothesis
• Ideal Gas vs. Real Gas

Thermodynamics and Heat

• Enthalpy
• Heat Transfer
• Laws of Thermodynamics
• Specific Heat Capacity
• Using a Calorimeter

Equations and Stoichiometry

• How Do You Balance Chemical Equations?
• Paper Chromatography
• Stoichiometry
• Titrations
• Volume Percent of a Solution

Equilibrium

• Buffer Solution
• Common Ion Effect
• Le Châtelier’s Principle

Chemical Reactions

• Catalysts
• Combustion
• Oxidation-Reduction Reactions
• Reading Nuclear Equations
• Understanding Chemical Reactions
• What is the Process of a Reaction?
• What is a Single-Replacement Reaction?

Organic Chemistry

• Basics of Alkenes
• Basics of Alkynes
• Basics of Organic Acids
• Naming of Alcohols
• Organic Compounds
• Properties of Alkanes
• Rules for Naming Alkanes, Alkenes, and Alkynes

Biochemistry and Other Topics

• Amino Acids
• Electronic Absorption and Emission Spectra
• Lipids
• Macromolecules
• Nuclear Fusion
• Nucleic Acids
• Overview of Magnets
• Photosynthesis in Chemistry
• Radioactivity