Chemistry Lessons and Chemistry Help

Introduction to Chemistry

• Significant Figures and Significant Digits: The Rules

• Dimensional Analysis 1: Introduction to Metric Conversions

• Dimensional Analysis 2: Metric Conversions

• Dimensional Analysis 3: Examples and Practice for Converting Units

The Atom

• Structure of the Atom

• Radiation and Radioactive Decay

• Electron Configuration 1: Introduction to Electron Configuration

• Electron Configuration 2: Noble Gas Configuration

• Lewis Dot Structures and Electron Dot Structures

• What is the Electromagnetic Spectrum?

Periodic Table

• Periodic Table: Introduction to the Periodic Table

• Periodic Table: Electron Configuration on the Periodic Table (Coming Soon!)

Ionic Bonding

• Ionic Bonding 1: Introduction to Ionic Compounds (Coming Soon!)

• Ionic Bonding 2: Naming Ionic Compounds and Polyatomic Ions

Covalent Bonding

• Covalent Bonding 1: Introduction to Covalent Bondings

• Covalent Bonding 2.1: Drawing Lewis Structures - The Rules

• Covalent Bonding 2.2: Lewis Structures of Polyatomic Ions

• Covalent Bonding 2.3: Lewis Structures with Multiple Bonds

• Covalent Bonding 2.4: Lewis Structures and Resonance Hybrids

• Covalent Bonding 3: Naming Molecules, Acids and Oxyacids

Chemical Reactions

• Chemical Reactions 1: Introduction to Writing Equations

• Chemical Reactions 2: Skeleton Equations

• Chemical Reactions 3: Balancing Chemical Equations

• Chemical Reactions 4: Types of Reactions

The Mole

• The Mole 1: Introduction to the Mole

• The Mole 2: Converting Mole to Particles

• The Mole 3: Molar Mass

• The Mole 4: Converting Mass to Atoms - Practice Problems

• The Mole 5: Converting Moles of Compound to Mass

• The Mole 6: Converting Mass of Compounds to Atoms and Ions

Stoichiometry

• Stoichiometry 1: Introduction to Stoichiometry

• Stoichiometry 2: Five Simple Steps of Stoichiometry

• Stoichiometry 3: Mole to Mole Stoichiometry

• Stoichiometry 4: Mole to Mass Stoichiometry (Mole to Grams)

• Stoichiometry 5: Mass to Mass Stoichiometry (Grams to Grams)

• Stoichiometry 6: Limiting Reactant and Excess Reactant

• Stoichiometry 7: Limiting and Excess Reactant #2

Chemistry Experiments