Alkali metals and their reactions to air and water

The relative speeds of surface corrosion of alkali metals and their reaction with water.

Atomic mass

A brief introduction to the mass of atoms and how they vary in different elements.

Atomic structure

An introduction to atomic structure, including protons, neutrons and electrons.

Atoms and isotopes

An introduction to how protons, neutrons and electrons make up atoms.

Covalent bonding and the periodic table

An introduction to covalent bonding, focussed on the periodic table.

Filtration and distillation

Demonstrates how to separate sand and salt from water by filtration and distillation.

How do we calculate mass and atomic numbers?

How subatomic particles make up atoms and what mass and atomic numbers tell us.

How mass and atomic numbers explain atomic structure

Atomic and mass numbers show how many protons, neutrons and electrons there are in atoms.

Introduction to atoms and elements

Introduction to atoms and elements including chemical symbols and molecular formulae.

Ionic compounds and the periodic table

An introduction to ionic bonding, focusing on the periodic table.

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