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Monofunctional compounds: Skeleton notation
Students often wonder what the skeletal notation looks like when functional groups are added to the carbon chain. This is a summary that I made at the request of students.
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Setting up reaction equations: Guided practice
Do you have difficulties drawing up chemical reaction equations? These guided exercises will help you arrive at the correct reaction equation quickly and easily.
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Drawing up a reaction equation: Tips
Difficulties with formulating reaction equations? These tips will help you or your students to prepare reaction equations easily and correctly. A separate video has been developed for the exercises.
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Reaction patterns between inorganic substance classes: In-depth
Here you will get an overview of the different reactions that can take place between the inorganic substance classes. In this lesson we will cover the extended reactions, so it is recommended that you first review reaction patterns between inorganic …
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Reaction patterns between inorganic substance classes
Reaction patterns or coherence between the inorganic substance classes: an overview of the different reactions that can take place between the inorganic substance classes. In this lesson we will discuss the five basic reactions:
- metal + oxygen gas …
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Precipitation reactions: Theory and detailed exercises
A video about the basic chemical principles behind precipitation reactions and explanations of exercises with precipitation reactions.
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Microbial fuel cell
Microorganisms can supply electrons by decomposing organic materials and in this way generate a potential difference. For example, a biofuel cell can function as a battery.
The document contains instructions for use that describe how to make a …
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Educational videos: Overview document
This document contains several educational videos divided by subject:
- chemistry,
- biology,
- entrance exams,
and by theme. Almost all of the chemistry and biology curriculum for the third grade finality is covered in a Dutch video.
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STEMOOV: Video
This video demonstrates, using a practical example, how the STEMOOV model can be effectively applied in a teaching situation.
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The equilibrium constant Kc is not dimensionless
The equilibrium constant Kc is a fundamental quantity in solving chemical equilibrium problems.
Many secondary school chemistry textbooks use a dimensionless concentration fraction, which they usually represent with the symbol K. Both the …Translated by
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Fermentation of bread: STEM project
In this STEM project, students take on the challenge of baking the tastiest sandwich and packaging it. First, the students receive an introduction that also includes the
history of bread is discussed. Then students learn about the
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Cosmography: Stars
This digital exercise will help you learn more about stars. While completing the multiple choice questions and fill-in exercises you will learn more about:
- characteristics;
- spectral class;
- star formation;
- end of light stars;
- end of stars like the …
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Interactive exerciseOther function