Li
Lithium
Z 3 6.94 g/molAlkali Metal
Group
1
Period
2
Block
s
Occurrence
Primordial
Biological Role
---
History
1817 (discovery)
Johan August Arfwedson
1821 (isolation)
William Thomas Brande
Named By
Jöns Jacob Berzelius
Latin Name
Lithium
Abundance
Universe< 0.0001%0.006 ppm
x
Sun< 0.0001%< 0.0001 ppm
x
Meteorites0.00017%1.7 ppm
x
Earth's crust0.002%20 ppm
x
Oceans< 0.0001%0.18 ppm
x
Humans< 0.0001%0.03 ppm
x