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Learn about elements, compounds and mixtures in this KS3 Chemistry guide from ±«Óãtv Bitesize.

Atoms are the building blocks of everything. Atoms can form strong bonds with each other, making molecules.

Letters from the alphabet are used to represent chemical elements. An element’s chemical symbol is a single capital letter or a capital letter followed by a lower case letter.

Find out about the structure and properties of the element carbon.

A visual explanation of chemical elements.

A visual explanation of oxygen.

A visual explanation of nitrogen.

A visual explanation of hydrogen.