8 · Oxygen
Arrow keys change the element. Tab moves to the buttons.
Teaching illustration · representative orbiting electrons
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A quick introduction
Meet the elements.
A hands-on guide to all 118 chemical elements. Explore atoms, discover what they're used for, and connect chemistry to everyday life.
- All 118 elements, ready to explore
- Plain-language stories and sourced science
- Your discoveries saved on this device
This is a real, interactive atom. Try moving it, or keep going for a quick tour.