Read common questions and answers about atoms, elements and molecules.

Each electron has a set of quantum numbers that specify it's location, orbital, and energy in a unique manner.

Young scholars will use a graph of the relative abundance of elements in the Universe to determine relationships between size of the atoms and their abundance.

Fun and interesting illustrated information on atoms including composition, elements, and history.

Learn how atoms are the building blocks of all living and nonliving things.

The number of protons in the atom of an element determines its place in the Periodic Table. The number of electrons in an atom is the same as the number of protons. These electrons are arranged in shells or 'energy levels' around the...

Students will find an explanation of the neutron particle located inside the atom's nucleus. Website also defines isotopes and the process of radioactive decay.

Research the element manganese on this site by finding its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of manganese.

Kids learn about the element sodium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of sodium are discussed.

Explore information about the element platinum and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Also learn about the properties and characteristics of platinum on this site.

Kids learn about the element aluminum and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics.

Kids learn about the element cobalt and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of cobalt.

Kids learn about the element copper and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of copper.

Investigate the element fluorine and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of fluorine.

Learn about the element germanium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of germanium.

Explore the element helium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of helium.

On this website, the element hydrogen and its chemistry including atomic weight, atom, uses, sources, name, and discovery are discussed. Plus properties and characteristics of hydrogen.

On this site, students learn about properties and characteristics of iron. Kids also learn about the element iron and its chemistry including atomic weight, atom, uses, sources, name, and discovery.

On this website, the properties and characteristics of radium are discussed. Kids learn about the element radium and its chemistry including atomic weight, atom, uses, sources, name, and discovery.

Learn about the element scandium and its chemistry including atomic weight, atom, uses, sources, name, and discovery on this site. Plus properties and characteristics of scandium.

Learn about the element silver and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Also, learn about the properties and characteristics of silver.

Kids learn about the element titanium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of titanium.

Kids learn about the element uranium and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of uranium.

Kids learn about the element gold and its chemistry including atomic weight, atom, uses, sources, name, and discovery. Plus properties and characteristics of gold.