JCE DigiDemos Collection

This is a list of DigiDemos derived from JCE Tested Demonstrations in reverse chronological order (most recent first).

Title	Author	Items	Latest Msg
Thin-Layer Fuel Cell for Teaching and Classroom Demonstrations	Ed Vitz	2	References - Ed Vitz: 23 Feb 2009 5:16 pm
Illustrating the Concept of Sparingly Soluble Salts Using Various Copper Compounds	Ed Vitz	2	References - Ed Vitz: 23 Feb 2009 4:48 pm
Fog Machines, Vapors, and Phase Diagrams	Ed Vitz	2	References - Ed Vitz: 23 Sep 2008 10:50 am
A Dramatic Classroom Demonstration of Limiting Reagent Using the Vinegar and Sodium Hydrogen Carbonate Reaction	Ed Vitz	2	Artdej, Romklao; Th... - Ed Vitz: 23 Sep 2008 10:38 am
New Observations on the Copper-to-Silver-to-Gold Demonstration	Ed Vitz	2	References - Ed Vitz: 23 Sep 2008 10:23 am
Demonstration Extension: Copper-to-Silver-to-Gold Penny Demonstration	Ed Vitz	2	References - Ed Vitz: 22 Sep 2008 4:33 pm
Preparation of Conducting Polymers by Electrochemical Methods and Demonstration of a Polymer Battery	Ed Vitz	2	References - Ed Vitz: 8 Jul 2008 2:12 pm
Stilling Waves with Ordered Molecular Monolayers	Ed Vitz	2	References - Ed Vitz: 8 Jul 2008 2:01 pm
A Hand-Held Ammonia Fountain	Ed Vitz	2	References - Ed Vitz: 8 Jul 2008 1:56 pm
Colorful Chemical Fountains	Ed Vitz	2	References - Ed Vitz: 8 Jul 2008 1:49 pm
Paramagnetism Paradoxes: Projectable Demonstrations	Ed Vitz	2	References - Ed Vitz: 18 Mar 2008 11:37 am
Phenolphthalein—Pink Tornado Demonstration	Ed Vitz	2	References - Ed Vitz: 18 Mar 2008 11:34 am
Colorful Column Chromatography: A Classroom Demonstration of a Three-Component Separation	Ed Vitz	2	References - Ed Vitz: 18 Mar 2008 11:32 am
Yet Another Variation on the Electrolysis of Water at Iron Nails	Ed Vitz	2	References - Ed Vitz: 18 Mar 2008 11:29 am
Inexpensive Alcohol Burners for Flame Tests Using Aluminum Tea Light Candle Holders	Ed Vitz	2	References - Ed Vitz: 18 Mar 2008 11:25 am
Demonstration Extensions: Flame Tests and Electrolysis	Ed Vitz	2	References - Ed Vitz: 18 Mar 2008 11:21 am
Flames Tests with Flair	Ed Vitz	2	References - Ed Vitz: 18 Mar 2008 11:18 am
Using Hydrogen Balloons To Display Metal Ion Spectra	Ed Vitz	2	References - Ed Vitz: 18 Mar 2008 11:17 am
Similarity and Difference in the Behavior of Gases: An Interactive Demonstration	Ed Vitz	2	References - Ed Vitz: 18 Mar 2008 11:13 am
Electrochemical Polishing of Silverware: A Demonstration of Voltaic and Galvanic Cells	Ed Vitz	2	References - Ed Vitz: 18 Mar 2008 11:11 am
Dancing Crystals: A Dramatic Illustration of Intermolecular Forces	Ed Vitz	2	References - Ed Vitz: 18 Oct 2007 3:07 pm
Carbon Dioxide Fountain	Ed Vitz	2	References - Ed Vitz: 18 Oct 2007 2:58 pm
Incomplete Combustion of Hydrogen: Trapping a Reaction Intermediate	Ed Vitz	2	References - Ed Vitz: 18 Oct 2007 2:51 pm
A Fast Coulometric Estimation of Avogadro's Number	Ed Vitz	2	References - Ed Vitz: 18 Oct 2007 2:45 pm
Microscale Demonstration of the Paramagnetism of Liquid Oxygen with a Neodymium Magnet	Ed Vitz	2	References - Ed Vitz: 18 Oct 2007 2:38 pm
Mercury Beating Heart: Modifications to the Classical Demonstration	Ed Vitz	2	References - Ed Vitz: 18 Oct 2007 2:33 pm
Demonstration of the Fenton Reaction	Ed Vitz	2	References - Ed Vitz: 18 Oct 2007 2:26 pm
Guitar Strings as Standing Waves: A Demonstration	Ed Vitz	2	References - Ed Vitz: 18 Oct 2007 2:16 pm
An Iodine Fluorescence Quenching Clock Reaction	Ed Vitz	2	References - Ed Vitz: 18 Oct 2007 2:10 pm
Turning Plastic Into Gold: An Analogy To Demonstrate the Rutherford Gold Foil Experiment	Ed Vitz	2	References - Ed Vitz: 16 Mar 2007 12:28 pm
A Kinetics Demonstration Involving a Green–Red–Green Color Change Resulting from a Large-Amplitude pH Oscillation	Ed Vitz	2	References - Ed Vitz: 16 Mar 2007 12:20 pm
Powder Diffraction Simulated by a Polycrystalline Film of Spherical Colloids	Ed Vitz	2	References - Ed Vitz: 4 Dec 2006 3:58 pm
Classroom Scale Demonstrations Using Flash Ignition of Carbon Nanotubes	Ed Vitz	2	References - Ed Vitz: 4 Dec 2006 3:45 pm
Job's Analysis of the Range of the "Dalton Syringe Rocket"	Ed Vitz	2	References - Ed Vitz: 4 Dec 2006 3:10 pm
A Clock Reaction Sympathetic Ink from Consumer Chemicals	Ed Vitz	2	References - Ed Vitz: 4 Dec 2006 2:35 pm
Using Balloons for a Dramatic Presentation of the Acid-Bicarbonate Reaction	Ed Vitz	2	References - Ed Vitz: 4 Dec 2006 2:18 pm
Magnet and BB Analogy for Millikan's Oil-Drop Experiment	Ed Vitz	2	References - Ed Vitz: 4 Dec 2006 2:13 pm
A Demonstration of Refractive Index Matching Using Isopropyl Alcohol and MgF2	Ed Vitz	2	References - Ed Vitz: 24 Jul 2006 11:47 am
Two "Gas-in-a-Bag" Reactions To Show the Predictive Power of the Relative Acid–Base Strength Chart	Ed Vitz	2	References - Ed Vitz: 24 Jul 2006 11:27 am
Colorful Chemical Demonstrations on the Extraction of Anionic Species from Water into Ether Mediated by Tricaprylylmethylammonium Chloride (Aliquat 336), a Liquid–Liquid Phase-Transfer Agent	Ed Vitz	2	References - Ed Vitz: 24 Jul 2006 11:23 am
A Demonstration of the Continuous Phase (Second-Order) Transition of a Binary Liquid System in the Region around Its Critical Point	Ed Vitz	2	References - Ed Vitz: 21 Jul 2006 3:10 pm
The Fluorescence of Lignum nephriticum: A Flash Back to the Past and a Simple Demonstration of Natural Substance Fluorescence	Ed Vitz	2	References - Ed Vitz: 11 Apr 2006 3:28 pm
Simultaneous Display of Spectral Images and Graphs Using a Web Camera and Fiber-Optic Spectrophotometer	Ed Vitz	2	References - Ed Vitz: 11 Apr 2006 3:22 pm
Classroom Demonstrations of Concepts in Molecular Fluorescence	Ed Vitz	2	References - Ed Vitz: 11 Apr 2006 3:20 pm
pH Paradoxes: Demonstrating That It Is Not True That pH ≡ -log[H+]	Ed Vitz	2	References - Ed Vitz: 11 Apr 2006 3:15 pm
Taming the Barking Dog	Ed Vitz	2	References - Ed Vitz: 11 Apr 2006 3:05 pm
Demonstrating Void Space in Solids: A Simple Demonstration To Challenge a Powerful Misconception	Ed Vitz	2	References - Ed Vitz: 11 Apr 2006 2:58 pm
The Ultrasonic Soda Fountain: A Dramatic Demonstration of Gas Solubility in Aqueous Solutions	Ed Vitz	3	References - Ed Vitz: 24 Mar 2006 1:57 pm
Using a CBL Unit, a Temperature Sensor, and a Graphing Calculator To Model the Kinetics of Consecutive First-Order Reactions as Safe In-Class Demonstrations	Ed Vitz	2	References - Ed Vitz: 27 Jan 2006 10:30 am
The Oxidation of Iron in a Gel Using Consumer Chemicals	Ed Vitz	2	References - Ed Vitz: 3 Oct 2005 8:44 am
Demonstrating Energy Migration in Coupled Oscillators: A Central Concept in the Theory of Unimolecular Reactions	Ed Vitz	2	References - Ed Vitz: 7 Sep 2005 9:32 am
A Device To Emulate Diffusion and Thermal Conductivity Using Water Flow	Ed Vitz	2	References - Ed Vitz: 7 Sep 2005 9:28 am
Demonstrating Encapsulation and Release: A New Take on Alginate Complexation and the Nylon Rope Trick	Ed Vitz	2	References - Ed Vitz: 7 Sep 2005 9:16 am
The q/T Paradox: Which "Contains More Heat", a Cup of Coffee at 95°C or a Liter of Icewater?	Ed Vitz	2	References - Ed Vitz: 7 Sep 2005 8:49 am
A Modified Demonstration of the Catalytic Decomposition of Hydrogen Peroxide	Ed Vitz	2	References - Ed Vitz: 7 Sep 2005 8:42 am
Revisiting the Electric Pickle Demonstration	Ed Vitz	2	References - Ed Vitz: 10 Mar 2005 1:59 pm
A Salicylate Sympathetic Ink from Consumer Chemicals	Ed Vitz	2	References - Ed Vitz: 10 Mar 2005 1:55 pm
Hard Water and Soft Soap: Dependence of Soap Performance on Water Hardness. A Classroom Demonstration	Ed Vitz	2	References - Ed Vitz: 25 Jan 2005 1:41 pm
A Demonstration of Sample Segregation	Ed Vitz	2	References - Ed Vitz: 24 Jan 2005 3:58 pm
Fractional Distillation of Air and Other Demonstrations with Condensed Gases	Ed Vitz	2	References - Ed Vitz: 24 Jan 2005 3:55 pm
A Methane Balloon Inflation Chamber	Ed Vitz	2	References - Ed Vitz: 24 Jan 2005 3:52 pm
Chemiluminescent Oscillating Demonstrations	Ed Vitz	2	References - Ed Vitz: 16 Dec 2004 11:17 am
Old Nassau Demonstration with Wilkinson Modification	Ed Vitz	3	storyline, anyone? - emily: 10 May 2005 5:16 pm
Use of a Tea Infuser To Submerge Low-Density Dry Ice	Ed Vitz	2	References - Ed Vitz: 25 Oct 2004 1:00 pm
A-5 Electrolysis of Water	Ed Vitz	2	Safety - Test: 23 Jul 2004 8:30 am
Demonstrating and Measuring Relative Molar Magnetic Susceptibility Using a Neodymium Magnet	Ed Vitz	2	Resources - Ed Vitz: 19 Jul 2004 11:12 am
Demonstration of Enantiomer Specificity of Proteins and Drugs	Ed Vitz	2	References - Ed Vitz: 9 Jun 2004 8:08 am
Simple Flame Test Techniques Using Cotton Swabs	Ed Vitz	2	References - Ed Vitz: 9 Jun 2004 8:02 am
Promoting Graphical Thinking: Using Temperature and a Graphing Calculator To Teach Kinetics Concepts	Ed Vitz	3	thank you - mohammed mousad: 19 Oct 2008 3:13 pm
Tears of Wine	Ed Vitz	2	References - Ed Vitz: 24 May 2004 11:38 am
An Acid Hydrocarbon: A Chemical Paradox	Ed Vitz	2	References - Evan M Davis: 24 May 2004 11:31 am
Low-Voltage Conductivity Device. Editor's Note about Using Conductivity Devices in Nonaqueous Solutions	Ed Vitz	2	References - Ed Vitz: 24 May 2004 11:28 am
Using Conductivity Devices in Nonaqueous Solutions II: Demonstrating the SN2 Mechanism	Ed Vitz	2	References - Ed Vitz: 24 May 2004 11:24 am
Using Conductivity Devices in Nonaqueous Solutions I: Demonstrating the SN1 Mechanism	Ed Vitz	2	References - Ed Vitz: 24 May 2004 11:19 am
Classroom Demonstration of a Spot Test for Phenylpyruvic Acid and Its Relationship to Phenylketonuria	Ed Vitz	2	References - Ed Vitz: 24 May 2004 11:15 am
A Reaction That Takes Place in Beakers but Not in Conical Flasks: A Catalysis-Related Demonstration	Ed Vitz	2	References - Ed Vitz: 24 May 2004 11:11 am
Double-Diffusive Convection: A Simple Demonstration	Ed Vitz	2	References - Ed Vitz: 24 May 2004 11:08 am
Surface Tension Gradients Induced by Temperature: The Thermal Marangoni Effect	Ed Vitz	2	References - Ed Vitz: 24 May 2004 11:01 am
Spectacular Pseudo-Exfoliation of an Exfoliated–Compressed Graphite	Ed Vitz	2	References - Ed Vitz: 24 May 2004 10:55 am

JCE Forums JCE DigiDemos JCE DigiDemos Collection