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Chemistry Demonstrations and Experiments on the Internet


The following sites contain details of demonstrations and experiments suitable, in the most part, for use in teaching high school chemistry. Details of the activities for several extensive sites have been included. Sites currently linked here are listed below.

CONTENTS

Chemistry demonstrations

Experiments and activities

ChemDems On-line.

A collection of Chemistry demonstrations suitable for use in teaching high school chemistry.


Chemistry Lecture demonstrations (Uni of Illinois)

On-line videos of common chemistry demonstrations, including:


Laboratory preparation of common gases

Reactions used to generate common gases in the high school chemistry laboratory.


The Catalyst: Experiments/demonstrations/activities Links

Some useful sites linked to this page include:

Contents Top


General Chemistry Lecture-Demonstrations (Indiana University)

Contents

1. Chemistry and Measurement

  • Column Chromatography
  • Conservation of Mass; Conservation of Volume?
  • Density Demonstrations
  • The Elements (Samples of many elements available)
  • How Wide is the Lecture Hall? A Study of the Precision of The Meter Stick
  • Kilogram Weight, A Liter Beaker, A Mole
  • Paper Chromatography (Coffee filter, water, and felt tip pen)
  • Why Fahrenheit is What It Is

2. Atoms, Molecules, and Ions

  • Burning of Methane - see Types of Chemical Reactions
  • Methane/Oxygen Explosion
  • Limewater as Indicator of CO2
  • Molecular Model Sets and Molecular Models
  • Radioactivity
  • Making Molecular Ions
  • Conservation of Mass; Conservation of Volume?

3. Chemical Reactions: An Introduction

  • Acids and Carbonates
  • Balancing Chemical Reactions
  • Electrolytes: Conductivity
  • Measurements of pH (compare pH of various solutions with Overhead pH Meter)
  • Soap Suds Titration
  • Types of Reactions:
  • 1) Combustion Reactions: Methane and Butane (Cigarette Lighter)
  • 2) Displacement Reaction: Zinc and Hydrochloric Acid
  • 3) Metathesis Reaction: Form a Precipitate
  • 4) Decomposition Reaction: Electrolysis of Water
  • 5) Oxidation: Copper Plating a Nail
  • 6) Acid-Base: Titrate HCl with NaOH*
  • Red Cabbage Juice pH Indicator

4. Calculations with Chemical Formulas and Equations

  • The Ammonia Fountain
  • Dilute 1 M NaOH to 0.1 M NaOH*
  • Limiting Reagent: Put a Candle Under a Jar*
  • One Mole Samples of Various Substances*
  • Preparation of Acetylene in a Caving Helmet 75 Prepare 1 M NaOH*
  • Titration of HCl with NaOH*
  • Effect of pH on Solubility

5. The Gaseous State

  • Ammonium Chloride Ring
  • Absolute Zero
  • Ammonia Fountain
  • Boiling Acetone at Lower than Standard Pressure
  • Boyle's Law
  • Bromine Diffusion
  • Cartesian Diver
  • Collapsing Can
  • Density Demonstrations
  • The Effect of Temperature of the Rate of Diffusion
  • Fun with Liquid Nitrogen
  • Model of Lung and Diaphram
  • Pressure of Water Versus Pressure of Air
  • Volume of CO2 Increases as Temperature Increases

6. Thermochemistry

  • The Acid in Water Puzzle
  • The Dehydration of Sugar by Sulfuric Acid
  • Endothermic and Exothermic Reactions
  • Heat of Solution
  • Luminol
  • The Magic Wand (Reaction of Potassium Chlorate and Sugar)
  • The Specific Heat of Four Different Metals

 

7. Quantum Theory and the Atom

  • Atomic Spectra
  • Emission Spectrometry
  • Flame Tests
  • Radioactivity

8. Electron Configurations and Periodicity

  • Acidic and Basic Oxides
  • Alkali Metal Properties (Li, Na, and K react with water)
  • Alkaline Earth Metals
  • The Carbon Family (C, Si, and Ge samples) - see The Elements
  • Copper Plating a Nail
  • The Elements (Samples of Many are Available)
  • The Noble Metals (Au, Ag, and Cu samples) - see The Elements
  • Periodic Table Construction
  • Rare Gases (Small discharge tubes of He, Ne, Ar)
  • Space Filling Models of Methane
  • Halogens

9. Ionic and Covalent Bonding

  • Colors of Transition Metal Ions
  • Conductivity of Ionic and Covalent Solutions

 

10. Molecular Geometry and Chemical Bonding Theory

  • Molecular Geometry and Geometric Isomers
  • Molecular Model Sets and Molecular Models
  • Tetrahedron From Four Balloons*
  • Tetrahedron Model - see Molecular Geometry...

11. States of Matter; Liquids and Solids

  • Molecular Model Sets and Molecular Models
  • Critical Temperature

12. Solutions

  • Saturated and Supersaturated Solutions
  • Solubility of Alcohol: Miscible and Immiscible Liquids
  • The Tyndall Effect
  • Making Molecular Ions

13. Chemical Reactions: Acid-Base and Oxidation-Reduction Concepts

  • Acidic and Basic Oxides
  • Ammonia Fountain
  • Ammonium Chloride Ring
  • Buffer Action of Alka-Seltzer
  • Copper Plating a Nail
  • The Magic Wand (Reaction of Potassium Chlorate and Sugar)
  • Measurements of pH (compare pH of various solutions with Overhead pH Meter)
  • Red Cabbage Juice pH Indicator
  • Redox Reaction with Manganese (disproportionation)
  • Oxidation States of Chromium

14. Rates of Reaction

  • Ash Catalyzes the Combustion of Sugar
  • Briggs-Rausher Oscillating Reaction
  • Surface Area and Rxn Rate: The Flammability of Powder & Steel Wool
  • Hydrogen Peroxide Iodine Clock: The Oxidation of Potassium Iodide by H2O2
  • Light Catalyzed Bromination of Hexanes and Aromatic Compounds
  • Liver and Peroxide
  • Lysozyme Molecular Model with Model of Saccharide - see Molecular Models...
  • Oscillating Methanol Explosion
  • "Rossini, William Tell, and The Iodine Clock Reaction"

15. Chemical Equilibrium; Gaseous Reactions

  • Briggs-Rauscher Oscillating Clock Reaction
  • Burning of Methane - see Types of Chemical Reactions
  • Effect of pH on Solubility
  • Limewater as Indicator of CO2
  • Le Chatelier's Principle
  • Oscillating Methanol Explosion

16. Acid-Base Equilibria

  • Buffer Action of Alka-Seltzer
  • Measurements of pH (compare pH of various solutions with Overhead pH Meter)
  • Red Cabbage Juice pH Indicator
  • NaOH and CO2: Why it is Important to Keep Standard NaOH Solutions Capped

17. Solubility and Complex-Ion Equilibria

  • Changing Coordination Numbers: Nickel Complexes
  • Oxidation States of Chromium
  • Oxidation States of Vanadium
  • Effect of pH on Solubility
  • Precipitates and Complexes of Nickel (II)

 

18. Thermodynamics and Equilibrium

  • The Acid in Water Puzzle
  • Luminol

19. Electrochemistry

  • Be A Battery!
  • Copper Plating a Nail
  • Electrolysis of Water
  • The Orange Flash
  • Zinc-Copper Battery (with Salt Bridge or in U-Tube)
  • Nernst Equation: Dependence of emf on Concentration
  • Electroplating with a Battery

20. Nuclear Chemistry

  • Radioactivity

21. Metallurgy and Chemistry of the Main-Group Metals

  • Alkali Metal Properties (Li, Na, and K react with water)
  • Alkaline Earth Metals (Ca samples to show, Mg ribbon to burn)
  • The Elements (Samples of many elements available)
  • The Noble Metals (Au, Ag, and Cu samples) - see The Elements
  • The Golden Penny

22. Chemistry of the Nonmetals

  • The Carbon Family (C, Si, and Ge samples) - see The Elements
  • Models of Bucky Ball, Diamond, and Graphite - see Molecular Models
  • The Dehydration of Sugar by Sulfuric Acid
  • The Elements (Samples of many elements available)

23. The Transition Elements

  • Acidic and Basic Oxides
  • Changing Coordination Numbers: Nickel Complexes
  • Chiral Models - see Molecular Geometry and Geometric Isomers
  • Cis and Trans Isomers - see Molecular Geometry and Geometric Isomers
  • Colors of Transition Metal Ions
  • Precipitates and Complexes of Nickel (II)
  • Oxidation States of Chromium
  • Oxidation States of Vanadium

24. Organic Chemistry

  • The Alkanes (Samples)
  • Colorful Oxidation of Alcohols
  • Light Catalyzed Bromination of Hexanes and Aromatic Compounds
  • Nylon 6-10
  • Odorivectors
  • Polymers
  • Polyurethane
  • Preparation of Acetylene (an Alkyne): The Caving Helmet
  • Soap Suds Titration
  • Solubility of Alcohol
  • Space-filling Models of CH4
  • Sugars (Samples)*
  • Tetrahedron From Four Balloons*
  • Tetrahedron Molecular Model - see Molecular Geometry...
  • Tollen's Test for Aldehydes and Ketones (The Silver Mirror)

25. Biochemistry

  • Column Chromatography
  • DNA Models - see Molecular Model Sets and Molecular Models Liver and Peroxide
  • Lysozyme Molecular Model with Model of Saccharide - see Molecular Models...

Contents Top


Chemistry 1 and Chemistry 2 Resources (Science Resource Center)

Chemistry 1 Resources

Contents

Demonstrations

  • 1.Acid Base Demonstration
  • 2.Alcohol Breath Analyzer Demo
  • 3.Fluorescence
  • 4.Incredible Shrinking Man Demo
  • 5.Mystery Putty
  • 6.Oxidation/Reduction of Indigo Carmine
  • 7.Polyvinyl Slime
  • 8.Reaction between Gases
  • 9.Surface Area and Reaction Rates
  • 10.Water, Wine, Milk, Beer Demo

Laboratory Investigations

  • 1.Activity Series Lab (11/28/99)
  • 2.Analysis of Lead in a commercial hair color product (Grecian Formula 16)
  • 3.Analysis of Vitamin C
  • 4.Benzoic Acid Blizzard
  • 5.Christmas ornaments and copper plating
  • 6.Composition of a Mixture
  • 7.Density Lab
  • 8.Eggshell Acid-Base Titration
  • 9.Electrochemical Catalyst
  • 10.Examining Elements
  • 11.Formula of a Hydrate #1
  • 12.Formula of a Hydrate #2
  • 13.Growing Crystals in Gels
  • 14.Hydrogen Bubble Explosions
  • 15.Identifying Solutions
  • 16.Iron Determination
  • 17.Oh Nuts! Calories Count
  • 18.Mol Day Celebration
  • 19.Mol Lab
  • 20.Oxygen and Chlorine
  • 21.Percentage Composition of a Compound
  • 22.Percentage of Oxygen in Air (microscale)
  • 23.Plastics Lab
  • 24.Precipitation Lab
  • 25.Preparation of a Complex Salt
  • 26.Preparation of Barium sulfate
  • 27.pH Its a gas
  • 28.Relative Atomic Weight
  • 29.Size of a molecule: Oleic Acid Lab

Miscellaneous

  • 1.Atomic, Molecular, and Formula Masses
  • 2.Atomic Modeling Project
  • 3.Brain Teasers
  • 4.Chemical Calculations
  • 5.ChemCom Resources
  • 6.Chem Gems
  • 7.Cherry Coke Distillation
  • 8.Comparision of Fission and Fusion Processes
  • 9.Dimensional Analysis Worksheet#1(Revised: 12/18/99)
  • 10.Electrolysis of Copper (II) sulfate
  • 11.Elements Worksheet
  • 12.Element Worksheet #2
  • 13.Element Worksheet #3
  • 14.If your cat took chemistry....
  • 15.Internet Research Exercise#1: Element Search
  • 16.Internet Research Exercise#2: DHMO Research
  • 17.Internet Research Exercise#3: How big is a mol?
  • 18.Measuring the Impossible
  • 19.Mol Exercies#1: Counting by Massing
  • 20.Mol Problems
  • 21.Nuclear Energy Article
  • 22.Peanut Brittle Lab
  • 23.Peanut Brittle (Microwave)
  • 24.Periodic Table Exercise
  • 25.Production of Sodium Carbonate
  • 26.Weight and Mass on various solar system bodies

Teaching Tips

  • 1.Avogadro's Number and the Mol
  • 2.Halflife Activity
  • 3.Mendeleev's Periodic Law
  • 4.Water Bingo

Contents Top


Chemistry 2 Resources

Contents

Laboratory Investigations

  • 1.Acid Base Titrations
  • 2.Bromphenol Blue Kinetics
  • 3.Cobalt Chloride Equilibrium
  • 4.Determination of a Rate Equation
  • 5.Energy of Activation
  • 6.Molecular Weight of a Volatile Liquid
  • 7.Electrolysis of Silver Nitrate
  • 8.Electrolysis of Sodium Chloride
  • 9.Equivalent Weight of an Unknown Acid
  • 10.Gas & Temperature (A CBL Exp) (1/23/00)
  • 11.Iron Analysis
  • 12.Olfactory Titration
  • 13.Magnesium and an Indicator
  • 14.Masses of Gases
  • 15.Microscale Electrolysis
  • 16.Phosphate Analysis in Fertilizer
  • 17.Problem-Based Labs
  • 18.Redox Titrations
  • 19.Solubility of Lead (II) Iodide
  • 20.Spectrophotometric Determination of an Equilibrium Constant
  • 21.Thermometric Titration
  • 22.Winter of Tomis in 8 A.D.

Miscellaneous

  • 1.Ideal Gases on Ardana
  • 2.Nuclear Energy Article
  • 3.Quantum Theory Challenge#1
  • 4.Quantum Theory Challenge#2 http://www.crosswinds.net/~smarsden/
  • 5.Quantum Theory Challenge#3
  • 6.WWW Second Law

Teaching Tips

  • 1.The Truth about pH
  • 2.Back Titrations/Analysis of Lime

Delights of Chemistry (University of Leeds)

  • 40 chemsitry demonstartyions illustrated and explained..
  • Over 500 chemistry photos.

To Chemistry course outline Contents Top

 

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This page was last updated 7 Spetember 2005

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