Chemistry experiments, chemistry demonstrations, science experiments

Chemistry experiments and demonstrations make the abstract ideas of the subject tangible by letting reactions be observed directly. Whether performed in a laboratory or simulated on screen, they show how substances change colour, produce gas, release or absorb heat, or form new compounds, reinforcing the principles that explain why these changes happen. Interactive simulations and animations extend this by letting variables be altered safely and the outcome watched repeatedly.

Many demonstrations illustrate the structure of matter, using molecular models to show how atoms join into molecules and how the same atoms can be arranged into different organic molecules with different properties. Others focus on chemical reactions, including the behaviour of acids, which can be tracked by colour-changing indicators, and reactions that release energy as heat or light. Demonstrations of atomic structure help explain how electrons are arranged and why elements in the periodic table react as they do.

Electrochemistry is a frequent subject because its effects are easy to see: passing an electric current through a solution can drive a reaction, deposit a metal, or split water into its elements, while a chemical cell can do the reverse and generate a current from a reaction. Such experiments demonstrate the transfer of electrons that underlies oxidation and reduction. Simulations are especially valuable where the real procedure would be hazardous, expensive or too fast to follow, allowing reactions involving toxic or violent substances to be studied without risk. Taken together, experiments and demonstrations connect the theory of chemistry to observable evidence.

Frequently asked questions

Why are simulated chemistry experiments useful?: Simulations let learners observe reactions that would be hazardous, costly or too rapid to follow in reality, and allow variables to be changed and the experiment repeated safely.
What does an electrochemistry demonstration show?: It shows the transfer of electrons in reactions, such as using a current to deposit a metal or split water, or generating a current from a chemical cell.
How do molecular models help in learning chemistry?: Molecular models display the three-dimensional arrangement of atoms in a molecule, making it easier to see how structure relates to a substance's properties and reactivity.

Chemistry:
Chemistry experiments

Chemistry experiments

Advanced organic lab experiments

Bizarre stuff you can make in the kitchen classic home science experiments

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Chemistry experiments

Chemistry experiments precipitation reaction, redox reaction, acids and bases, alkali metals, boron group, carbon group, nitrogen group, chalcogen group, halides, electro chemistry, transition elements, ...

Chemistry Project Ideas Chemistry experiments you can do at home

Expériences à basse température en Français

Experiments in electrochemistry electrochemistry experiments, conductors, batteries, the lemon battery, Daniell's cell, the concentration cell, Volta's pile, measurement potentials of reduction, galvanic deposition

Fun science simple, low cost science experiments

General chemistry Atomic structure and periodic table, Inorganic chemistry, Kinetics and reaction mechanisms, Mass action law, Gases, Liquids and phase equilibrium, Solutions, Electrochemistry, Organic Chemistry

Home experiments Share the fun of scientific experimentation with friends or family members

Kitchen Science Experiments

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Lecture demonstrations sheets Fundamentals of Measurement, Elements and Compounds, Stoichiometry, Gases, Thermochemistry, The Structure of the Atom, The Periodic Table, The Covalent Bond, The Main-Group Metals, The Chemistry of the Nonmetals, Acids and Bases, Transition Metal Chemistry, The Structure of Solids, Liquids, Solutions, Gas-Phase Reactions, Kinetics and Equilibrium, Acid-Base Equilibria, Solubility Product and Complex Equilibria, Oxidation-Reduction Reactions, Electrochemistry, Chemical Thermodynamics, Chemical Kinetics, Nuclear Chemisty, The Chemistry of Carbon, Polymers

Microscale Chemistry Experimentation with microlitre quantities Matter, Pure Substances, Mixtures, Elements and Compounds, Particles and the Mole, Air, Water and Aqueous Solutions, Halogens and salts, Metals and Electrochemistry, Organic Chemistry and Nutritive Substances

Organic chemistry lab

Quick and Easy Kitchen Chemistry Experiments You Can Share with Your Kids Quick and Easy Kitchen Chemistry Experiments You Can Share with Your Kids, pdf file

Science Bob Science experiments you can do, Enter the world of Science Bob to try home experiments

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Thuis experimenteren (of op school) scheikunde proeven, natuurkunde proeven, biologie proeven, in Dutch, a tip

Chemistry experiments: list

Acid Rain Simulation

AquaFuel(tm) generator this generator produces a mixture of carbon monoxide and hydrogen (COH2) and this is a gas wich burns very cleanly in oxygen or air, and it can be used as fuel for an internal combustion engine

Build a hydrogen generator Build a simple device to separate hydrogen from water through electrolysis. Then measure the amount of energy required to generate hydrogen, and calculate the efficiency of hydrogen as a fuel source

Chemistry of Cakes The proportion of ingredients used in making cakes, The function of the ingredients when making a cake batter and during baking

Crystallization Crystallization experiments

Food Chemistry Experiments pdf file

Homemade Hydrogen Connect two wires to a 9V battery, then stick the bare ends of the wire into a bowl of water and you'll get bubbles of gas coming off both wires. One is oxygen, the other is hydrogen

Homemade soap lye, distilled water, olive oil, coconut oil, palm oil, teaspoon of essential oil

Organic Laboratory Experiments

Ice Cream

Properties of Water

Surface Tension

The Effect of Salt on the Boiling Temperature of Water Adding table salt to water causes the water to boil at a higher temperature

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