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Chemistry

  • Professor Dave Explains

    • Introduction to Chemistry
    • Types of Matter: Elements, Compounds, and Mixtures
    • Measurement and Significant Figures
    • Scientific Notation and Dimensional Analysis
    • History of Atomic Theory
    • Nuclide Symbols: Atomic Number, Mass Number, Ions, and Isotopes
    • Balancing Chemical Equations
    • The Mole: Avogadro's Number and Stoichiometry
    • Limiting Reagents and Percent Yield
    • Elemental Analysis: Empirical and Molecular Formulas
    • Kinetic Molecular Theory and the Ideal Gas Laws
    • Wave-Particle Duality and the Photoelectric Effect
    • Bohr Model of the Hydrogen Atom
    • Quantum Mechanics of the Electron
    • Quantum Numbers, Atomic Orbitals, and Electron Configurations
    • The Periodic Table: Atomic Radius, Ionization Energy, and Electronegativity
    • The Chemical Bond: Covalent vs. Ionic and Polar vs. Nonpolar
    • Naming Ionic Compounds
    • Lewis Dot Structures
    • VSEPR Theory and Molecular Geometry
    • Intermolecular Forces and Boiling Points
    • Thermochemistry: Heat and Enthalpy
    • Hess's Law and Heats of Formation
    • Heat Capacity, Specific Heat, and Calorimetry
    • Phase Changes, Heats of Fusion and Vaporization, and Phase Diagrams
    • Solution Chemistry and Net Ionic Equations
    • Molarity and Dilution
    • Solubility and the Born-Haber Cycle
    • Molality and Colligative Properties
    • The Laws of Thermodynamics, Entropy, and Gibbs Free Energy
    • Kinetics: Initial Rates and Integrated Rate Laws
    • Energy Diagrams, Catalysts, and Reaction Mechanisms
    • Chemical Equilibria and Reaction Quotients
    • Le Chatelier's Principle
    • Valence Bond Theory, Hybrid Orbitals, and Molecular Orbital Theory
    • Acids and Bases, pH and pOH
    • Acid-Base Equilibria and Buffer Solutions
    • Acid-Base Titration
    • Oxidation-Reduction Reactions
    • Electrochemistry
    • Nuclear Reactions, Radioactivity, Fission and Fusion
    • Accuracy and Precision for Data Collection
    • Converting Between Temperature Scales (Celsius, Fahrenheit, and Kelvin)
    • Visualizing Molecular Geometry With 3D Software
    • Calculating Percent Error
    • Nomenclature of Oxyacids
    • Nomenclature of Hydrated Salts
    • Writing Chemical Equations in Words
    • The Law of Conservation of Matter
    • Expressing Concentration by Mass Percent
    • Calculating the Formulas of Hydrated Salts
    • What Are Electrolytes?
    • Calculating Ion Concentrations in Solution
    • Neutralization Reactions
    • Dalton's Law and Partial Pressures
    • What Are Standard Conditions?
    • Molar Gas Volume: Stoichiometry With Gases
    • Kinetic Molecular Theory and its Postulates
    • Temperature and Gas Solubility
    • Balancing Redox Reactions in Acidic and Basic Conditions
    • Pseudo Noble Gas Electron Configurations
    • Complex Ion Formation
    • Lattice Structures in Ionic Solids
    • Covalent Bond Energy and Length
    • Limitations of VSEPR Theory
    • Examples of s-p Mixing in Molecular Orbital Theory
    • Measuring Pressure With Barometers and Manometers
    • Non-Ideal Gases and the Van der Waals Equation
    • Viscosity, Cohesive and Adhesive Forces, Surface Tension, and Capillary Action
    • Types of Colloids and Their Properties
    • Solubility Product Constant (Ksp)
    • Predicting Precipitation With Ksp Values
    • Selective Precipitation
    • The Common Ion Effect
    • Coordination Compounds: Geometry and Nomenclature
    • Crystal Field Theory
    • Radiometric Dating: Carbon-14 and Uranium-238
    • Conductivity and Semiconductors
    • Spectrophotometry and Beer's Law
    • The Chemistry of Air Purification
    • Free Energy of Dissolution
    • Metallic Bonds
    • Alloys: Types and Examples
  • FuseSchool

    • The Pharmaceutical Industry | Environmental
    • Reactions Of Metals With Water | Reactions
    • Covalent bonding in methane, ammonia & water | Properties of Matter
    • What Is An Element, Mixture And Compound? | Properties of Matter
    • How Do Atoms Bond | Properties of Matter
    • What Are Structural Isomers? | Organic Chemistry
    • How Does Global Warming Effect The Environment | Environmental Chemistry
    • Electrolysis of Water & Hydrochloric Acid | Reactions
    • What Are Allotropes of Metalloids and Metals | Properties of Matter
    • Chemistry and the Food industry | Environmental Chemistry
    • Acid-Base Titration | Acids, Bases & Alkalis
    • Green Chemistry - Principle 2 | Environmental Chemistry
    • Green Chemistry - Principle 1 | Environmental Chemistry
    • Structure Of The Earth & Its Different Layers | Environmental Chemistry
    • Rust: Prevention & Treatment | Environmental Chemistry
    • Hard & soft water | Environmental Chemistry
    • Reducing Acid Rain Or Its Effects | Environmental Chemistry
    • Acid Rain | Environmental Chemistry
    • Making Hard Water Soft | Environmental Chemistry
    • Landfill | Environmental Chemistry
    • Burning Fossil Fuels and Climate Change | Environmental Chemistry
    • Green Chemistry - Principle 3 | Environmental Chemistry
    • Green Chemistry - Principle 4 | Environmental Chemistry
    • Green Chemistry - Principle 5 | Environmental Chemistry
    • Green Chemistry - Principle 7 | Environmental Chemistry
    • Element Mixture Or Compound | Properties of Matter
    • What Are Periods & Groups In The Periodic Table? | Properties of Matter
    • Concentration Formula & Calculations | Chemical Calculations | Chemistry
    • Measuring For The Loss Of Mass In A Reaction | Chemical Calculations
    • Calculating Masses In Reactions | Chemical Calculations
    • Avogadro's Number - The Mole | Chemical Calculations
    • Spectrometry | Chemical Tests
    • Paper & Thin Layer Chromatography | Chemical Tests
    • Testing for chlorides, bromides and iodides
    • Testing For Negative Ions | Chemical Tests
    • Testing For Water | Chemical Tests
    • Collecting & Identifying Gases | Chemical Tests
    • Displacement Reactions | Environmental Chemistry
    • Reactivity Series of Metals | Environmental
    • Extraction Using Heat | Environment Chemistry
    • Uses Of Polymers | Organic Chemistry
    • Extraction Of Aluminium Using Electrolysis | Environmental Chemistry
    • Acid + Metal Carbonate | Acids,Bases & Alkalis
    • What Is The Carbon Cycle - Part 2 | Environmental Chemistry
    • What Are Catalytic Converters | Environment
    • Rates of Reactions - Part 1 | Reactions
    • Chemical Equations | Environmental Chemistry
    • Plate Tectonics | Environmental Chemistry
    • Hydrogen & Fuel Cells | Reactions
    • What Is An Atom? | Properties of Matter
    • Parts Of An Atom | Properties of Matter
    • Atomic Number & Mass Number | Properties of Matter
    • What are Isotopes? | Properties of Matter
    • Isotopes Example | Properties of Matter
    • Energy Levels & Electronic Configuration | Properties of Matter
    • Atoms Practice Exam Question 1 | Properties of Matter
    • Continental Drift: Wegener's Theory | Environmental Chemistry
    • Covalent Bonding In Carbon Dioxide | Properties of Matter
    • Giant Chemical Structures - Part 2 | Properties of Matter
    • Electron Configuration of First 20 Elements | Properties of Matter
    • Properties of Sulfur | Properties of Matter
    • Strong and Weak Alkali's | Acids, Bases & Alkali's
    • State Symbols in Chemical Equations | Properties of Matter
    • How To Measure Loss Of Mass In A Reaction | Chemical Calculations
    • What Are Serial Dilutions | Chemical Calculations
    • Properties of Hydrogen | Environmental Chemistry
    • What Are Dilutions | Chemical Calculations
    • What Are Intermolecular Forces | Properties of Matter
    • What Are Half Equations | Reactions
    • What Are Endothermic & Exothermic Reactions
    • What Are Structural Isomers | Organic Chemistry
    • How To Do Titrations | Chemical Calculations
    • How Is Water Treated In Sewage Works | Environmental Chemistry
    • How To Extract Aluminium By Electrolysis | Environmental Chemistry
    • Complete & Incomplete Combustion | Environmental Chemistry
    • How To Reduce Carbon Dioxide In The Air | Environmental Chemistry
    • How Can We Reduce Carbon Dioxide Emissions | Environmental Chemistry
    • The Nitrogen Cycle | Environmental Chemistry
    • How To Do Titration Calculations | Chemical Calculations
    • How To Do Titrations | Chemical Calculations
    • What Is Electrolysis | Reactions
    • Law Of Constant Composition | Properties of Matter
    • How Do Atoms Bond - Part 2 | Properties of Matter
    • What Are Radioactive Isotopes? | Properties of Matter
    • What Is The Natural Greenhouse Effect? | Environmental Chemistry
    • What Is The Rock Cycle? | Environmental Chemistry
    • What Are Designer Polymers | Oraganic
    • What Are Intermolecular Forces | Properties of Matter
    • What Are Allotropes? Non-Metals | Properties of Matter
    • The Ozone Layer - Part 1 | Environmental Chemistry
    • What Is The pH Scale | Acids, Bases & Alkalis
    • What Is The Hole In The Ozone - Part 2 | Environmental Chemistry
    • How To Separate Solutions, Mixtures & Emulsions | Chemical Tests
    • Uses of Metal - Gold, Copper, Aluminium & Steel | Properties of Matter
    • Group 2 - Alkaline Earth Metals | Properties of Matter
    • What Is Group 2? Alkaline Earth Metals | Properties of Matter
    • How Do Atoms Bond | Properties of Matter
    • How To Harden Vegetable Oils Through Hydrogenation | Organic Chemistry
    • How To Calculate Gas Volumes | Chemical Calculations
    • What Are Giant Chemical Structures | Properties of Matter
    • How Are Strong & Weak Acids Different | Acids, Bases & Alkali's
    • How Does The Periodic Table Work | Properties of Matter
    • What Is Carbon Neutral and Biofuels | Environmental Chemistry
    • What Are Dot and Cross Diagrams - Part 1| Properties of Matter
    • How Does Electroplating Work | Reactions
    • What Is The Law of Conservation of Mass | Properties of Matter
    • Green Chemistry Principles - Catalysis | Environmental Chemistry
    • Green Chemistry Principles - Energy Efficiency | Environmental Chemistry
    • Green Chemistry Principles - Renewable Feedstocks | Environmental Chemistry
    • Uses of Aluminium | Environmental Chemistry
    • What Is The Carbon Cycle - Part 1| Environmental Chemistry
    • What Is The Carbon Cycle - Part 2 | Environmental Chemistry
    • How Does Water Bond - Covalent Bonds | Properties of Matter
    • How To Use Moles - Part 2 | Chemical Calculations
    • How To Use Moles - Part 1 | Chemical Calculations
    • How To Use Moles - Part 3 | Chemical Calculations
    • What Are Carbon Footprints | Environmental Chemistry
    • What Are Covalent Bonds | Properties of Matter
    • How To Balance Equations - Part 1 | Chemical Calculations
    • How To Balance Equations - Part 2 | Chemical Calculations
    • What Types of Chemical Industries Are There | Environmental Chemistry
    • Green Chemistry Principles - Design for Degradation | Environmental
    • Green Chemistry Principles - Reduce Derivatives | Environmental Chemistry
    • What Is An Atom - Part 1 | Properties of Matter
    • What Is An Atom - Part 2 - Isotopes | Properties of Matter
    • What Are The Reactions Of Halogens | Reactions
    • How Has The Atmosphere Changed | Environmental Chemistry
    • How Does Water Treatment Work | Environmental Chemistry
    • Green Chemistry Principles - Atom Economy | Environmental Chemistry
    • What Are Redox Reactions? (Oxygen Exchange) | Reactions
    • What Is Water Pollution | Environmental Chemistry
    • What Is Thermosetting and Thermosoftening Polymers | Organic Chemistry
    • What Is Avogadro's Number - The Mole | Chemical Calculations
    • What Is Benzene | Organic Chemistry
    • What Shapes Do Simple Molecules Make | Properties of Matter
    • What Is Plasma | Properties of Matter
    • Decomposition of Hydrogen Peroxide | Reactions | Chemistry
    • Reactions of Iron | Reactions
    • How Is Nitrogen Used | Properties of Matter
    • How Is Oxygen Used | Properties of Matter
    • Extraction Methods - Bioleaching & Phytomining | Environmental Chemistry
    • Covalent Bonding Of Hydrogen, Oxygen & Nitrogen | Properties of Matter
    • Ionic Bonding of Lithium Fluoride & Potassium Oxide | Properties of Matter
    • Solubility Curves | Properties of Matter
    • What Is The Electrochemical Series | Reactions
    • Behaviour Of Metallic structures | Properties of Matter
    • Properties Of Water | Properties of Matter
    • Displacement Reactions & Reactions In Solutions | Reactions
    • What Makes Things Alkali? | Acids, Bases & Alkali's
    • Moles In Equations | Chemical Calculations
    • Electron Exchange In Oxidation-Reduction Reactions | Reactions
    • What Are Catalysts? | Reactions
    • Photosynthesis & Respiration | Reactions
    • Electrolysis Of Molten Compounds | Reactions
    • Reactions Of Copper | Reactions
    • Extraction Of Oxygen & Nitrogen From Liquid Air | Reactions
    • Other Acids | Acids, Bases & Alkali's
    • Calculating Molar Volumes Using Experimental Data | Chemical Calculations
    • Empirical Formulae From Percentage Composition | Chemical Calculations
    • Ionic Equations | Reactions
    • Acid + Metal | Acids, Bases & Alkalis
    • Ammonium Salts and Solutions | Acids, Bases & Alkali's
    • Neutralisation of Alkalis | Acids, Bases & Alkali's
    • Solubility Rules | Acids, Bases & Alkali's
    • Stomach Acid | Acids, Bases & Alkali's
    • What Are Salts? | Acids, Bases & Alkali's
    • Barium Meals - Why Are They Useful? | Acids, Bases & Alkali's
    • Extraction Of Salt | Acids, Bases & Alkali's
    • Salt and Diet | Acids, Bases & Alkali's
    • Calculating Molarity | Chemical Calculations
    • What Is The Water Cycle | Environmental Chemistry | Chemistry
    • Environmental Impacts of Detergents | Environmental Chemistry
    • Global Warming - Evaluating the Evidence | Environmental Chemistry
    • Incineration Of Waste & Electricity | Environmental Chemistry
    • Iron Alloys | Environmental Chemistry
    • Effect of Air Pollutants on Health | Environmental Chemistry
    • Reducing Particulates (Soot) | Environmental Chemistry
    • Economic, Environmental & Social Effect of Biofuels | Environmental
    • Recycling Metals | Environmental Chemistry
    • Recycling Paper | Environmental Chemistry
    • Recycling Glass | Environmental Chemistry
    • Problems with Plastics & Biodegradable Plastics | Environmental Chemistry
    • Sampling Techniques | Chemical Calculations
    • Polymerisation of Ethene | Organic Chemistry
    • Making Insoluble Salts | Acids, Bases & Alkalis
    • Making Soluble Salts | Acids, Bases & Alkali's | Chemistry
    • Making Alcohols by Fermentation & from Ethene | Organic Chemistry
    • Different Types of Fuels for Transportation | Environmental Chemistry
    • What Makes Something Acidic? | Acids, Bases & Alkali's
    • Making Predictions Using Reactivity Series | Reactions
    • The Haber Process - the Uses of Ammonia | Reactions
    • Manufacturing Sulphuric Acid | Reactions
    • Electrolysis of Brine | Reactions
    • Conductors & Non-Conductors | Properties of Matter
    • Alloy & their Properties | Properties of Matter
    • Shielding | Properties of Matter
    • Properties of Ionic Substances | Properties of Matter
    • Giant Ionic Structures or Lattices | Properties of Matter
    • Changes of State | Properties of Matter
    • Electron Configuration Diagrams | Properties of Matter
    • What Are Metallic Bonds | Properties of Matter
    • States Of Matter - Solids, Liquids & Gases | Properties of Matter
    • Rates of Reaction - Part 2 | Reactions
    • Purifying Copper | Reactions
    • Periods & Groups In The Periodic Table | Properties of Matter
    • Relative Atomic Mass | Properties of Matter
    • Atomic Number & Mass Number | Properties of Matter
    • Testing For Hydrogen, Oxygen, Carbon Dioxide & Chlorine | Matter
    • Combustion & Incomplete Combustion | Environmental Chemistry
    • Uses Of Metals - Gold, Copper, Aluminium, Steel | Properties of Matter
    • Polymerisation of propene & chloroethene | Organic Chemistry
    • What Is An Atom ? | Properties of Matter
    • In Depth: Atomic Mass Units | Properties of Matter
    • Carboxylic Acids, Typical Acids and Esters | Organic Chemistry
    • Energy Levels & Electron Configuration | Properties of Matter
    • Mendeleev and the Periodic Table | Properties of Matter
    • Collision Theory & Reactions - Part 1 | Reactions
    • Diffusion Of Gases | Properties of Matter
    • Collision Theory & Reactions - Part 2 | Reactions
    • How The Elements Are Laid Out In The Periodic Table | Properties of Matter
    • Why Aren't All Atomic Masses Whole Numbers? | Properties of Matter
    • Indicators | Chemical Tests
    • Measures of electricity | Reactions
    • Testing For Positive Ions - part 2 | Chemical Tests
    • Group1 As An Example Of Groups In The Periodic Table | Properties of Matter
    • Limits To Recycling | Environmental Chemistry
    • Life Cycle Assessment | Environmental Chemistry
    • Matter Exam Question 1 | Properties of Matter
    • Matter Exam Question 2 | Properties of Matter
    • What Are Radioactive Isotopes (radionuclides) | Properties of Matter
    • Calorimeter | Reactions
    • Corrosion | Reactions
    • Bucky Balls, Nanotubes & Graphene | Organic Chemistry
    • Decomposition Of Hydrogen Peroxide | Reactions
    • Testing For Positive Ions - Part 1 | Chemical Tests
    • Polymers Of Chloroethene & Propene | Organic Chemistry
    • Crude Oil Fractions & Their Uses | Organic Chemistry
    • Hydrolysis & How It Is Used To Make Soaps | Organic Chemistry
    • Atomic Mass Units In Depth | Properties of Matter
    • Ionic Compounds & Their Properties | Properties of Matter
    • Group 7 - The Halogens | Properties of Matter
    • The Haber Process & Its Environmental Implications | Reactions
    • Minerals & Ores & The Extraction Of Minerals | Environmental Chemistry
    • Percentage Yield | Chemical Calculations
    • Quarrying | Environmental Chemistry
    • Mass In Electrolysis | Reactions
    • Alkaline Earth Metals | Properties of Matter
    • Halogens & Their Compounds | Properties of Matter
    • Atomic Mass Numbers? | Properties of Matter
    • Hydrocarbon Cracking & Why It Is Done | Organic Chemistry
    • The Extraction Of Plant Oils | Organic Chemistry
    • Calculating Masses In Reactions | Chemical Calculations
    • The Haber Process - The Different Uses of Ammonia | Reactions
    • How To calculate Percentage Mass | Chemical Calculations
    • What Is the Atom Economy? | Chemical Calculations
    • Group 1 - The Alkali Metals | The Periodic Table | Properties of Matter
    • Hardening Vegetable Oils Through Hydrogenation | Organic Chemistry
    • Learn How To Turn Hard Water Into Soft Water | Environmental Chemistry
    • What Is The Limestone Cycle? | Environmental Chemistry
    • What are the uses of Limestone? | Environmental Chemistry
    • Fractional Distillation | Organic Chemistry
    • Hard & Soft Water | Environmental Chemistry
    • Formulae Of Ionic Compounds & Their Names - Part 1 | Properties of Matter
    • Molar Volume Of Gas | Chemical Calculations
    • Formulae Of Ionic Compounds & Their Names: Part 2 | Properties of Matter
    • Noble Gases - The Gases In Group 18 | Properties of Matter
    • What are Ionic Bonds? | Properties of Matter
    • What Are Ions | Properties of Matter
    • Le Chatelier's Principle: Part 2 | Reactions
    • How To Calculate Gas Volumes | Chemical Calculations
    • What Is A Weighted Average? | Chemical Calculations
    • What Is The Haber Process | Reactions
    • How To Calculate Relative Atomic Mass | Chemical Calculations
    • What Is The Bronsted Lowry Theory | Acids, Bases & Alkali's
    • Conjugate Acids & Bases | Acids, Bases & Alkali's
    • Formula Of Organic Molecules | Organic Chemistry
    • Theoretical Yield & Losses | Chemical Calculations
    • How To Test For Positive Ions - Part 1 | Chemical Tests
    • Tutorial: Paper & Thin Layer Chromatography | Chemical Tests
    • Calculating Reliability, Accuracy & Precision | Chemical Calculations
    • How To Test For Negative Ions | Chemical Tests
    • How To Test For Positive Ions - Part 2 | Chemical Tests
    • Testing For Chlorides, Bromides & Iodides | Chemical Tests
    • Le Chatelier's Principle Part 1 | Reactions
    • Collision Theory & Reactions Part 1 | Reactions
    • What Are Indicators & How Do We Use Them? | Chemical Tests
    • Collision Theory & Reactions Part 2 | Reactions
    • Testing for Water | Chemical Tests
    • What Is Brownian Motion? | Properties of Matter
    • Collecting & Identifying Gases | Chemical Tests
    • States of Matter (solids, liquids and gases) | Properties of Matter
    • What are Emulsions? | Properties of Matter
    • The Functional Group Concept Explained | Organic Chemistry
    • What Is Dynamic Equilibrium? | Reactions
    • What Are Reversible Reactions? | Reactions
    • Testing for Hydrogen, Oxygen, Carbon Dioxide, Ammonia and Chlorine | Tests
    • Diffusion of Gases | Properties of Matter
    • Complete & Incomplete Combustion | Environmental Chemistry
    • Climate change and the enhanced greenhouse effect | Environmental Chemistry
    • Limestone Cycle - limestone, quicklime and slaked lime
    • Transition metals and their properties | Matter
    • Haber Process - environmental and social considerations