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Test your knowledge in atoms, molecules and Ions

Some molecules which have some common names

Important definitions to understand atoms, molecules, and ions

By taking this quiz, you should be able to define a molecule, name simple molecules based on their formulas, and determine a formula of a molecule based on its ...

Chemical Equations and its parts

Important definitions in chemical reactions

Catalysts are very important in industry. They speed up a chemical reaction by lowering the amount of energy you need to get one going. They are the backbone ...

Important definitions when studying measurements in chemistry

Quantities have two parts: the number and the unit. The number tells “how many.” It is important to be able to express numbers properly so that the quantities ...

Essentials definitions to know in computer algorithms