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Liquid Crystals and their Displays
Liquid Crystals and their Displays
Light to Power and Power to Light
Light to Power and Power to Light
Photochemistry
Photochemistry

A Case for Two - Models and Animations regarding Color, Fluorescence, Fluorescence Quenching, Energy Transfer, Electron Transfer, Creation and Deaktivation of Singlet Oxygen

This module consits of two comprehensive parts:

Part 1:From the plant to the photo system: The light reaction - organisation of the light reaction in green plants
Exploration of the plant from the makromolecular level down to the chemical processes of the light reaction.
Part 2:The focus on color moleculs
Experiment I: Color and fluorescence
Experiment II: Fluorescence quenching
Experiment III: Creation and energetic deactivation of singlet oxygen
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© R.-P Schmitz, M. W. Tausch

 

 

Acids and Alkalis

Learn program for (german-english) bilingual chemistry classes.

 

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© C. Bohrmann-Linde

 

 

Rutherford's Scattering Experiment

The following is shown:
Ia) Flashes of Light
Ib) Alpha-Radiation
Ic) Interactive strip
II) Particle model.

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© R.-P Schmitz, M. W. Tausch

 

 

Simulation on the Detonating Gas Reaction

Virtual experiment on the detonating gas reaction, with analysis questions and the law of Avogadro.

 

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© R.-P. Schmitz, M. W. Tausch

 

 

Chlorine Detonating Gas Reaction

Part 1:Virtual experiment
Part 2:Accompanyimg animation on particle level
Part 3:Chemical equations of the chain reaction and energetic study
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© R.-P Schmitz, M. W. Tausch

 

 

Sodium Chloride Synthesis

Animation and Video show the reaction of sodium with chlorine.

 

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© R.-P Schmitz, M. W. Tausch

 

 

The Synthesis of Sodium Chloride

This program consits of 8 separate modules:

Part 1-4:Four videoclips showing the experiment
Part 5:The experiment in an animation on particle level
Part 6:The reaction explained on shell models in an animation
Part 7:Comparison: Product of the reaction (table salt crystals) - Model of a salt crystal
Part 8:Interaktive formulation of chemical equations using symbols, formulae and comments [as result for the protocol]
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© R.-P Schmitz, M. W. Tausch

Solution Process

This program consists of five separate modules:

Part 1:Animation for the solution process on particle level with automatic controls or interactive for teachers and students to control
Part 2:Comparison: Real object table salz - salt particle model
Part 3:Comparison: Real object water - water particle model
Part 4:Comparison: Real object salt solution - solution in a model
Part 5:Experimental setup for observing the dissolving of salt with a video clip and slide show
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© R.-P Schmitz, M. W. Tausch

 

 

Solution Process of Sodium Chloride in Water shown in a Particle Model

The animation shows in a particle model how a sodium chloride crystal is dissolved by water molecules.

 

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© R.-P. Schmitz, M. W. Tausch

 

 

The Density Anomaly of Water

This animation consists of four scenes arranged one behind the other:

Scene 1:Why does  ice float in water? Ice and Water in a particle model
Scene 2:The melting process in a particle model
Scene 3:The freezing process in a particle model
Scene 4:Comparison of the aggregate states of water in a particle model
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© R.-P Schmitz, M. W. Tausch

The Surface Tension of Water

This animation consists of five scenes arranged one behind the other:

Scene 1:Videoclip - Experiment 1
Scene 2:Videoclip - Experiment 2
Scene 3:Summary of the observations
Scene 4:Particle model for experiment 1; including questions and explanations
Scene 5:Particle model for experiment 2; explanations for the surface tension of water
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© R.-P Schmitz, M. W. Tausch

The Reaction of Iron in a Copper Sulfate Solution

Development of a redox reaction using the example of an iron nail reacing in a CuSO4 solution.

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© R.-P Schmitz, M. W. Tausch

Function of a Galvanic Cell

Structure and Function of a Daniell Element.

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© R.-P Schmitz, M. W. Tausch

Electroplating

A key is copper-plated: virtual experiment and particle animation.

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© R.-P Schmitz, M. W. Tausch

Conduction of Electricity in Metals, Solutions and Semi-Conductors

The conduction of electricity is explored in virtual experiments and animations on particle level for metals (part 1), solutions (part 2) and semi-conductors (part 3) with and without supplying heat energy.

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© R.-P Schmitz, M. W. Tausch

 

 

The Metallic Bond

How do the atoms of a metal stay together?

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© R.-P Schmitz, M. W. Tausch

The Chemistry of a Zinc-Carbon Battery

What chemical processes take place in a zinc-carbon battery when electricity is being drawn?

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© R.-P Schmitz, M. W. Tausch

Virtual Experiments to Determine a Redox or Voltage Series

This module consists of the following parts:

Part 1:Exploration of a glavanic cell (Zn-Cu cell) with electrode processes at the particle level, technical terms and explanations for voltage measurement or current measurement.
Plus:Interactive Tasks.
Part 2a:Virtual experimentation -> combination of different half cells, voltage measurement, data logging.
Part 2b:Construction of a voltage series using the previously determined and stored voltages.
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© R.-P Schmitz, M. W. Tausch

Comparison of states of aggregation

A small collection of explanatory slides on the states of aggregation in initial lessons.

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© R.-P Schmitz, M. W. Tausch

Combustion processes: Wood

What happens at the level of particles when wood is incinerated?

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© R.-P Schmitz, M. W. Tausch

Combustion processes: Iron Wool

What happens at the level of fabric particles when iron wool is burned?

 

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© R.-P. Schmitz, M. W. Tausch

 

 

Separation process: Chromatography

What happens at the particle level during paper chromatography?

 

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© R.-P. Schmitz, M. W. Tausch

 

 


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