Periodic Table
Compare elements

FIELD NOTES

Make sense of the elements.

Short lessons. Lasting connections.

1789 → 2016

History of the periodic table

Meet the ideas and people who helped organise the elements.

Explore the timeline
01

Atomic number, mass & isotopes

A small number with a big meaning.

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02

Reading the periodic table

Find your way through groups and periods.

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03

Metals, nonmetals & metalloids

Properties connect the families.

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04

Electrons & chemical behaviour

A guide to the notation inside an atom.

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05

Patterns across the table

Discover trends, and their exceptions.

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06

From a mineral to a material

Production is different from exports.

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YOUR TURN

Test your knowledge

Five questions. Explanations with every answer.