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Rn: 2·8·18·32·18·8

elements · 86 / 118 · All 118

Rn

Radon

Z 
86
Mass 
222
Lifeforce 
Source
A quiet stone cellar at night, something invisible rising from cracks in the floor.
Plate · Radon Radon gathers unseen where the air stands most still.

Source: complete in itself, the still matrix from which all forms arise. Needs nothing, reacts with nothing. Shalem in atomic form.

Born in supernova explosions, the death of massive stars scattering their innards across the galaxy.

Family portrait: this element's own portrait is not written yet. Mendeleev left gaps; we label ours.

Tool · Cosmic origin

Where your atoms come from

Rn · Supernova

Born in supernova explosions, the death of massive stars scattering their innards across the galaxy.

65 of the 118 elements share this origin.

Choose a stage: click, or arrow keys. · Cosmic nucleosynthesis · current standard model

Tool · Periodic table

Your place in the system

  • Fire
  • Water
  • Air
  • Earth
  • Source

Click any element to go there.