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Tap a family to pick it out on the table.
Swipe sideways for all 18 columns
Tap any element to put it on the bench. A small dark dot in the corner marks a radioactive element. Elements from fermium (100) onward have only ever existed a few atoms at a time, so they are shown as atoms in a detector. Melting points, densities, isotopes and half-lives come from the mendeleev element database.