Describes the physical properties of copper.

Read about the properties of copper, what its melting point is, and the role this plays in producing copper carbonate and copper alloys.

Explains the process of copper oxidation, the chemical reactions that are involved, and gives examples of oxidation occurring. Includes the steps for an activity where you can try oxidizing copper at home, and describes how to prevent...

Describes the chemical properties of copper, some of its physical properties, and some applications. Includes a table of its chemical properties and the values associated with them, e.g., density, atomic mass, etc.

Describes some characteristics of sodium and presents interesting facts about it as well as about sodium chloride, which is common table salt.

Discusses the toxicity of mercury, something that has been only fully understood in recent years, and what it has been used for. Some of these applications are being discontinued as manufacturers find ways of replacing the mercury with a...

Read some facts about potassium and what its uses are.

Describes some characteristics of potassium and presents interesting facts about it, its applications, and its important role in human nutrition.

Learn about the history of boron, some of its characteristics, and what it is used for.

Describes the many different uses of bromine, and the harmful effect it can have on one's health plus the best ways to avoid it.

Compares the properties and uses of bromine and chlorine.

Describes the properties of boron, interesting facts, and uses.

Describes some of the characteristics of phosphorus, what red phosphorus is specifically, as well as the uses of red phosphorus.

Describes some of the properties of phosphorus and how it is used in the human body, in plant nutrition and growth, and commercially.

Read about the unique properties of aluminum, what its melting and boiling points are, its uses, and some facts about it.

Learn about the different groups of elements that make up the periodic table and some interesting facts about it.

Explains the Uncertainty Principle, wave-particle duality, what the electron cloud model is, and how it came about as a result of the Schrodinger equation for Hydrogen.

Provides a short explanation of the similarities between magnetism and electricity, the properties of their fields, and the effect they each have on a charged particle.

Provides brief descriptions of the different methods used to generate electricity.

Explains what an exothermic chemical reaction and is and gives examples seen in everyday life.

Explains how to calculate the volume of a trapezoidal prism and models how to solve example problems.

Discusses how the metric system of measurement was developed and provides tables of unit conversions within the metric system, within the Imperial system, and between the two systems.

Compares the Amazon River with the Nile River to show that the Amazon is the largest but the Nile is the longest. Includes interesting facts about the Nile River and a table comparing the sizes of ten rivers around the world.

Silicone grease has many uses in everyday life. Learn what it is and how it is used in industry, in a chemical laboratory, and by consumers.