elements · 11 / 118 · All 118

Sodium

Z: 11
Mass: 22.99
Lifeforce: Fire
In the body: brain, heart

Throw a piece of pure sodium into water, and it explodes. The same element carries every nerve signal in your body. Chaos on its own, life in balance.

A smith's hands strike sparks from glowing embers; the sparks become tiny glowing runners. — Plate · Fire Fire never waits. It *ignites* whatever it touches.

Made in stellar carbon burning. Released in supernovae across the cosmos.

Lab note · Together with potassium, it powers every action potential: every thought, every heartbeat, every muscle twitch.

Tool · Cosmic origin

Where your atoms come from

Na · Star fusion

Forged in the cores of living stars over billions of years of stellar fusion.

14 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

H He Li Be B C N O F Ne Na Mg Al Si P S Cl Ar K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn Fr Ra Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og

Fire
Water
Air
Earth
Source

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