B
Boron
Z 5 10.81 g/molMetalloid
Group
13
Period
2
Block
p
Occurrence
Primordial
Biological Role
---
History
1808 (discovery)
Joseph Louis Gay-Lussac, Louis Jacques Thénard
1808 (isolation)
Humphry Davy
Named By
Humphry Davy
Latin Name
Borium
Abundance
Universe< 0.0001%0.001 ppm
x
Sun< 0.0001%0.002 ppm
x
Meteorites0.00016%1.6 ppm
x
Earth's crust0.001%10 ppm
x
Oceans0.000444%4.44 ppm
x
Humans< 0.0001%0.7 ppm
x