In this episode Dr Sunayana Bhargava and Tulela Pea talk about the building blocks of all matter: atoms. They also discuss how they combine in different ways to make molecules, compounds and mixtures.

This video shows how different substances have different bulk properties and Dr Mark Miodownik talks to Professor Andre Geim at the University of Manchester about his work on graphene. Carbon atoms ...

Chemistry: Elements, Compounds, and Mixtures (2nd Edition) (1983) is a 20-minute educational film from the *Chemistry Series* by Coronet Instructional Films, distributed by Simon and Schuster.

"Quick Tips: Resources for Teachers” is a series of short videos providing down-to-earth advice and instructional tips to teachers of STC™, our signature science curriculum. Each “Quick Tip” offers ...

This video explains covalent bonding. A covalent bond is a shared pair of electrons. Covalent bonding forms molecules. Substances with small molecules have low melting and boiling points and do not ...

This video explains ionic bonding. An ionic compound is made up of charged particles, called ions. It has a giant lattice structure, with strong electrostatic forces of attraction.